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Home My WebLink AboutB17-0130_M1.01_1496783977.pdfRADIANT FLOOR SUPPLY RADIANT FLOOR RETURN CHILLED WATER RETURN CHILLED WATER SUPPLY HEATING WATER RETURN HEATING WATER SUPPLY MEDIUM PRESSURE NATURAL GAS SNOWMELT RETURN CONDENSATE LINE HWS T HWR CWS CWR SMS SMR RFS RFR CL MPG PIPE UP PIPE DOWN PIPE TAKEOFF (BOTTOM OF MAIN) PIPE TAKEOFF (TOP OF MAIN) PIPE END CAP PIPE UNION FLEXIBLE PIPE CONNECTION PIPE EXPANSION JOINT POINT OF NEW CONNECTION LOW CAPACITY AIR VENT PLUG VALVE CHECK VALVE BALL VALVE FLOWSET ACCUSETTER BALANCING VALVE BUTTERFLY VALVE PRESSURE REDUCING VALVE STRAINER W/ BLOWDOWN VALVE PRESSURE / TEMP. TAP (PETE'S PLUG) COMBINATION PRESSURE / TEMP. GAUGE 2-WAY CONTROL VALVE 3-WAY CONTROL VALVE SUPPLY GRILLE RETURN GRILLE EXHAUST AIR SUPPLY AIR RETURN AIR OUTDOOR AIR SUPPLY AIR DAMPER RETURN AIR DAMPER SUPPLY DIFFUSER OA RA SA EA RAD SAD SG RG SD RETURN DIFFUSER RD TRANSFER GRILLE TG TRANSFER DIFFUSER TD THERMOSTAT FIRE/SMOKE DAMPER FIRE DAMPER MOTORIZED DAMPER BALANCING DAMPER (MANUAL) 7851,1* 9$1(6 ,1  (/%2: SUPPLY DUCT SECTION RETURN OR EXHAUST SECTION SUPPLY DUCT TURN DOWN RETURN/EXHAUST DUCT TURN DOWN ELEVATION CHANGE FLEXIBLE DUCT CONNECTION SENSOR (OR WALL SWITCH) SUPPLY CFM / NECK SIZE NECK SIZE CFM-S NECK SIZE CFM-R NECK SIZE CFM-O.A. NECK SIZE CFM-E U DOOR UNDERCUT CFM S ROUND DUCT SECTION ROUND DUCT TURN DOWN 4-WAY CONTROL VALVE DIFFERENTIAL BYPASS (ANGLED / STRAIGHT) NATURAL GAS PRESSURE REGULATOR THERMOMETER M Mechanical Legend RETURN CFM / NECK SIZE OUTSIDE AIR CFM / NECK SIZE EXHAUST CFM / NECK SIZE RISE DROP F FS HIGH CAPACITY AIR VENT SNOWMELT SUPPLY WATER TEMPERATURE SENSOR Note: All symbols on this legend may not be used on this project. INDEX OF DRAWINGS SHEET DESCRIPTION M1.01 MECHANICAL SPECIFICATIONS, SCHEDULES, LEGEND, & DRAWING INDEX. M1.02 MECHANICAL SCHEDULES. M1.03 MECHANICAL DIAGRAM. M2.01 R-1 SECOND FLOOR MECHANICAL FLOOR PLAN. M2.02 R-1 THIRD FLOOR MECHANICAL FLOOR PLAN. M2.03 R-1 ROOF MECHANICAL FLOOR PLAN. M3.01 R-1 THIRD FLOOR HVAC PLAN. MECHANICAL SPECIFICATIONS General These drawings are intended to provide the general scope of work and materials of the project. Mechanical Contractor (MC) shall provide the management, labor, equipment and accoutrements for a safe, functioning and complete system. Tendering of a proposal shall be confirmation the contractor has made a thorough analysis of the job site, existing conditions and construction documents to deliver the described mechanical design and system. Change orders and modifications submitted by the contractor shall not be honored without the express written approval by the owner, architect, general contractor (GC or prime) and/or engineer of record. Codes and Standards Contractor to obtain all necessary testing results, certificates of permit and inspection(s). The heating, ventilating, and air conditioning systems shall be installed and tested in accordance with the following codes, standards and permitting requirements under the authority having jurisdiction. Where there are conflicts between the codes, the strictest interpretation shall apply. 1. Local ordinances as interpreted by the authority having jurisdiction in the Town of Vail Building Department and the state of Colorado. 2. 2015 International Mechanical Code (IMC). 3. 2015 International Building Code (IBC). 4. 2015 International Residential Code (IRC). 5. 2015 International Energy Conservation Code (IECC). 6. 2015 International Fuel Gas Code (IFGC). 7. 2015 International Plumbing Code (IPC). 8. American Society of Heating, Refrigeration, and Air Conditioning Engineers (ASHRAE) - 90.1 & 62.1. 9. National Fire Protection Association (NFPA). 10. Sheet Metal and Air Conditioning Contractors National Association, Inc. (SMACNA). Warranty, Materials and Workmanship Manufacturer trade names and catalog numbers stated herein are intended to indicate the quality of equipment or materials desired. All manufacturers not specifically listed or scheduled require prior review before installation. All materials and equipment shall be of the highest quality and performance. If a modification to the specified equipment is desired, the contractor shall provide a written request to the engineer of record for review and six (6) copies of submittals describing make, model and all the necessary metrics for adequate review. The installation shall perform according to the design intent and be free of any defects for a period of one year upon acceptance by the owner. Contractor shall have current licensing and necessary general and liability insurance, applicable to the jurisdiction of installation. All materials and equipment shall be installed in a neat and workmanlike manner by competent specialists of each trade to meet the described and specified standards and intent of the design. It is the responsibility of the contractor to verify the desired mechanical equipment and accoutrements meet any and all spatial constraints, working clearances, accessibility and the design intent of the project. Do not scale drawings - it is up to the contractor to verify all constraints in the field before completing any work. Coordinate the mechanical installation with engineer, architect, fire suppression, plumbing, electrical, structural, interior and other mechanical elements prior to installation. Contractor to complete all functional performance testing according to, but not limited to, and specified by the sequence of operations, backup modes, alarms, power on/off, economizer, sensor control, hydronic/airside test and balance, chemistry and manufacturer installation instructions. If testing procedure fails, fix and repeat the test at no additional cost to the owner. All areas requiring cutting and patching shall be coordinated with the owner, architect, project superintendent and/or general contractor. Locate any utilities prior to excavating. X-ray concrete walls and/or slabs prior to coring. Coordinate all roof and exterior wall penetrations with the appropriate trades. Any penetrations through a fire wall or partition shall maintain the integrity of the fire rating - verify fire rating with architect. Any material used to prevent fire or products of combustion from penetrating a fire wall or partition shall be UL listed and meet the minimum fire rating as prescribed by the architect. Any roof penetrations shall prevent any outdoor elements from entering the roof assembly and/or building. All equipment installed under this contract shall follow the respective manufacturer installation, maintenance and operation instructions. Provide adequate clearances and access panels for inspection, service, maintenance and the removal of equipment and accessories - not limited to appliances, control devices, heat exchangers, valves, actuators, compressors, burners, and blower ĂƐƐĞŵďůŝĞƐ͘ WƌŽǀŝĚĞ Ăƚ ůĞĂƐƚ Ă ůĞǀĞů ϯϬ͟ ĚĞĞƉ ĂŶĚ ǁŝĚĞ ǁŽƌŬŝŶŐ ƐƉĂĐĞ ŝŶ ĨƌŽŶƚ ŽĨ Ăůů these devices. Offset piping, ductwork and appurtenances as necessary to avoid beams, columns and structural members - verify with a structural engineer before penetrating any structural member. Contractor to provide carbon monoxide detectors in any room with natural gas burning appliances. Provide detectors per local code and authority having jurisdiction. Cleanup The contractor shall leave the workspace and equipment in an orderly and unsoiled condition during and upon completion of work. Contractor is responsible for removing own debris, trash, and remaining material. Electrical Motors, starters, overloads, sensors, relays, solenoid valves, transformers and variable frequency drives shall be provided by MC unless otherwise indicated on plans. Electrical contractor to provide necessary high voltage wiring, disconnects, and conduit unless provided with the packaged mechanical equipment. Contractor to coordinate and verify all voltage and phase requirements to the specified motor and equipment with utility services, GC and EC. Provide phase loss protection and soft start motors. No equipment, materials, piping or ductwork shall be installed above electrical switchgear, electrical panels and within any elevator shaft unless approved for that application. Equipment Identification All ductwork, piping and equipment shall have a professional legible identification delineating make, model, flow direction, and the metrics necessary for service, maintenance and identification. Any painting or customization shall not inhibit reading the label. Provide duct, pipe and valve markers as necessary. Low Pressure Ductwork Low pressure ductwork shall comply and be fabricated according to current SMACNA Duct Construction Standards - Metal and Flexible, and chapter 6 of the IMC. Ductwork shall be adequately supported to prevent sagging, bellowing or vibration. >Žǁ ƉƌĞƐƐƵƌĞ ĚƵĐƚƐ ƐŚĂůů ďĞ ƐŝǌĞĚ Ăƚ Ϭ͘Ϭϴ͟ ŽĨ ǁĂƚĞƌ ĐŽůƵŵŶ ůŽƐƐ ƉĞƌ ϭϬϬ ĨĞĞƚ lengths unless otherwise specified. Any ductwork sized with aspect ratios greater than a 3:1 shall be reinforced with cross bracing to prevent bellowing, sound transmission and vibration. Drawing ductwork sizes represent the outside to outside dimensions and include allowance for any insulation. All ductwork transverse joints, seams and connections shall be sealed by UL 181B listed tapes, gaskets, liquid sealants or other approved closure system. Type I ducts shall be constructed of 16 gauge welded black steel. Provide cleanouts every 20' and at any change of direction - grease duct reservoirs shall be a ŵŝŶŝŵƵŵ ϭϮ͟ ǁŝĚĞ ĂŶĚ ϭ͟ ĚĞĞƉ͘ Clothes dryer ductwork shall be aluminum and not penetrated by screws and fasteners-provide cleanouts and access panels at all vertical risers, UL listed backdraft damper and termination without screening as required by code. Maximum ductwork length shall not exceed 35' where every elbow has an equivalent length of 5' or install per manufacturer recommendations. Dryer booster fans shall be UL 705 listed and installed per manufacturer installation instructions. Provide make-up air for any dryer exhaust volume over 200 cubic feet per minute. Where dryer ductwork leaves the room, contractor shall provide permanent wall mounted nameplate specifying the final duct length to termination, and the number of elbows. Provide means to prevent outdoor air flow leakage into building supply and exhausts upon equipment shutdown. All rectangular ductwork 90 degree changes of direction shall have single bladed turning vanes or be long radius elbow. Provide UL listed and labeled fire and/or smoke dampers at any fire rated assembly. Verify fire ratings with architect and/or general contractor. Insulation shall not conceal access panels, fire dampers, fire damper operation and other openings into ductwork. Provide UL listed and labeled filters as required on return/intakes into air handling units. Fitting, grille, register, louver and termination pressure drops shall not ĞǆĐĞĞĚ Ϭ͘ϭϬ͟ ǁĂƚĞƌ ĐŽůƵŵŶ ůŽƐƐ ƵŶůĞƐƐ ŽƚŚĞƌǁŝƐĞ ƐƉĞĐŝĨŝĞĚ͘ Ductwork, linings, insulation, vibration isolators and connectors installed outdoors or in locations where they may suffer damage shall be protected from the exposure elements. Underground ductwork shall be protected from corrosion and deterioration and be approved for underground installation or encased in a minimum of 2 inches in concrete. In air handlers with supply air of 2000 to 18000 cfm provide smoke detector in return air stream. Any air flow greater than 18000 CFM shall also require a smoke sensor on the supply side of the blower. Ductwork and Plenum Insulation and Sealing Lining insulation shall not impede the operation of fire dampers. Insulation shall inhibit growth of bacteria, mold and fungus, and limit potential health hazards. All supply and return air ducts and plenums shall be insulated to a minimum of R6 where located in unconditioned spaces. Outside the building ducts shall be insulated to a minimum of R8. Outdoor insulation shall be protected from the elements with a UV and weather resistant barrier. Any supply or return duct within the envelope must be separated from the outdoors, unconditioned or exempt spaces by miniumum R12 insulation. Exhaust and intake air ducts in conditioned areas that may condense shall be wrapped to R6 with a vapor barrier to prevent condensation. Supply and return rectangular ductwork shall be lined, and supply and return round ductwork shall be wrapped or sleeved for sound attenuation in areas of sensitivity. Plastic piping, wire sheath, duct insulation, coverings, linings and adhesives shall have a flame spread index not more than 25 and smoke-developed index not more than 50 and conform to ASTM E 84 or UL 723. Piping Pipe material, connectors, valves, fittings, expansion and vibration controls shall be approved and rated for the operating temperature and pressure of the hydronic system, and conform to the standards listed in Table 1202.4 of the IMC or an approved equivalent. Piping shall be sized for no more than 3.5' of head loss per 100 feet of pipe and a maximum velocity of 4 feet per second. Provide corrosion protection when joining piping of different materials. tŚĞƌĞ ĐŽƉƉĞƌ ŝƐ ƵƚŝůŝǌĞĚ͕ ĂŶǇ ƉŝƉŝŶŐ ϮͲϭͬϮ͟ ĂŶĚ ƐŵĂůůĞƌ ƐŚĂůů ďĞ ƚǇƉĞ ͞>͟ ĂŶĚ soldered or brazed. Joining surfaces shall be cleaned, and fluxed prior to ĐŽŵƉůĞƚŝŶŐ ƚŚĞ ũŽŝŶƚ͘ ŶǇ ĐŽƉƉĞƌ ƉŝƉŝŶŐ ϯ͟ Žƌ ůĂƌŐĞƌ ƐŚĂůů ďĞ ƐŝůǀĞƌ ƐŽůĚĞƌĞĚ͘ /ƌŽŶ pipe shall be schedule 40 black steel flanged, grooved, pressed, flared, welded or by other approved means and material. Provide fluxes and solder compatible to material, and approved for application. Valves shall not have a Cv rating with a pressure loss greater than 2 psi. Provide isolation valves on both the supply and return side of any boiler, pressure vessel, heat exchanger, pump, and pressure reducing device. ďŽǀĞ ŐƌĂĚĞ ĚŽŵĞƐƚŝĐ ǁĂƚĞƌ ƉŝƉŝŶŐ ƐŚĂůů ďĞ ĚƌĂǁŶ ƚƵďĞ ƚǇƉĞ ͞>͟ ǁƌŽƵŐŚƚ ĐŽƉƉĞƌ and approved fittings. Domestic water piping and fittings shall comply with NSF 372 and shall have a weighted average lead content of lead of 0.25% or less. All domestic water valves shall be compatible with the installed piping and fittings and meet NSF 61 in all potable supply drinking water-this includes all ball, gate, butterfly, globe, plug, prv, backflow prevention, check and solenoid valves. Waste piping shall be cast iron only - no plastic waste piping will be acceptable unless under written approval by the engineer of record. Pipe Insulation Pipe insulation shall be required on any heating and cooling piping and shall conform to section C403.2.10 and thickness and thermal conductivity in Table C403.2.1 of the IECC and 1204.1 of the IMC. Pipe insulation shall have a smoke developed length of 50 or less and a flame spread rating of 25 or less. Outdoor pipe insulation exposed to weather shall be protected from damage due to sunlight moisture, equipment maintenance, wind and shielded from solar radiation. Adhesive tapes shall not be permitted. ŶǇ ƵŶĚĞƌŐƌŽƵŶĚ ƉŝƉŝŶŐ ƐŚĂůů ďĞ ŝŶƐƵůĂƚĞĚ ƚǇƉĞ ͞<͟ ƚŽ ƚŚĞ ĂƉƉƌŽƉƌŝĂƚĞ ƚŚŝĐŬŶĞƐƐ ƚŽ size and temperature and protected from corrosion and degradation with no fittings. Direction changes shall be accomplished with long radius elbows. Provide thermal expansion joints for piping lengths greater than 50.' Refrigerant Piping Refrigerant piping shall not: obstruct normal equipment operations, be located in any elevator, dumbwaiter or shaft that has openings into living quarters, or to means of egress. Refrigerant piping shall be Type ACR copper or an approved equivalent, conform to ASTM B 280, listed in chapter 11 of the IMC, assembled in accordance with ASTM B 88, and appropriate for the particular application. Brazing linesets shall be completed, while nitrogen is flowing in the refrigerant piping. Provide insulated linesets per manufacturer specifications and installation manuals. Provide accumulator and insulation per the IECC and IMC. On conventional refrigerant systems with a condenser, provide fan speed control and a sight glass upstream of TXV valve as close to evaporator as possible. On a compressor changeout, provide filter drier, pressure testing and lineset cleaning/flushing as necessary to remove all contamination and ensure integrity of linesets. MC shall be responsible for final refrigerant piping sizing, as per the equipment manufacturer installation and field sizing requirements. Refrigerant circuit access ports shall be fitted with locking type resistant caps or secured to prevent unauthorized access. Underground piping shall be sleeved and insulated per manufacturer recommendations. Linesets shall be cleaned, flushed and vacuum/pressure tested, holding the vacuum for at least four hours prior to releasing refrigerant into the piping and equipment - refrigerant lines shall be installed per manufacturer recommended procedures. All refrigerant piping shall be supported per ANSI requirements. If the condenser is installed 19' or more feet higher than the evaporator, oil traps shall be provided on the vapor suction line at every 10' of additional height gain. Utilize inverted traps where the condenser is lower than the evaporator. Traps shall be installed at the bottom of all vertical risers on refrigerant vapor suction lines. Horizontal suction lines shall be level or sloped back toward the compressor. Install refrigerant lines per manufacturer installation instructions and specifications. Condensate Pumps, Drain Piping and Discharge Piping with a PRV Provide trapped and vented condensate piping to nearest waste line receptacle. Piping may be Type M hard drawn copper with soldered joints, schedule 40 PVC with solvent fused joints or other approved material. Where condensate may be acidic, in high efficiency (greater than 90%) unit heater, makeup air unit, air handler, boiler and furnace applications, condensate shall be piped through a schedule 40 PVC inline filter, packed with limestone chips, or other approved solid sufficient to neutralize the fluid and prevent pipe corrosion, degradation and failure. Discharge piping from a pressure relief valve shall terminate not more than ϲ͟ ĂďŽǀĞ Žƌ ŶŽƚ ůĞƐƐ ƚŚĂŶ ƚǁŝĐĞ ƚŚĞ ĚŝƐĐŚĂƌŐĞ ƉŝƉĞ ĚŝĂŵĞƚĞƌ ĂďŽǀĞ ƚŚĞ ĚƌĂŝŶ receptor or flood rim level. Condensate drain lines shall be configured to permit the cleaning of blockages without being cut. Condensate pumps located in uninhabitable areas shall be interlocked to shut off equipment when pump fails. Equipment, Drain Pans, Hangers and Supports Adequate structural support shall be provided and according to IMC requirements - vibration isolators, neoprene pads and insulation saddles shall be required to support any piping, equipment and ductwork from structure without noise propagation and damage to integrity and operation. Contractor to provide temporary heat, outdoor pads, drain pans, sensors, water detectors, alarms, drains and any other appurtenance necessary for a functional mechanical system. Where damage to any building components could occur as a result of overflow from the equipment condensate or drain removal system, provide either of the ĨŽůůŽǁŝŶŐ ĨŽƵƌ ĂůƚĞƌŶĂƚŝǀĞƐ͘ WƌŽǀŝĚĞ ĂŶ ĂƵǆŝůŝĂƌǇ ϭͲϭͬϮ͟ ĚĞĞƉ ĚƌĂŝŶ ƉĂŶ ƚŚƌĞĞ ŝŶĐŚĞƐ larger than the equipment and drain. Provide a separate overflow drain connected to the drain pan at a point higher than the primary drain, provided with the equipment. An auxiliary drain pan without a drain equipped with a water detection device conforming to UL 508 that will shut off equipment prior to overflow. Provide a water level detection device conforming to UL 508 that will shut off the equipment served in the event the primary drain is blocked. Air Intakes, Venting and Exhaust Contractor to provide venting and combustion air intake to the outdoors with manufacturer approved materials, and according to the appliance manufacturer installation instructions. Size, elbows and length shall be determined by manufacturer installation guidelines and/or engineer. Any variation in routing and sizing shall be approved by the engineer of record. Any heating water boiler application that utilizes manufacturer approved plastic PVC venting, shall use at least 10' of actual length of CPVC out of the boiler before continuing with PVC to the termination. Contractor to use only materials, glue and primer that is appropriate and compatible to match the piping material(s) and application(s). Intake openings shall be located at least 10' away from any property line or contaminant, or with at least 25' of vertical separation. Intakes shall be located not less than 3' below contaminant sources located within 10' of the source. Exhaust shall be discharged outdoors at a point where it will not cause a nuisance or reintroduce the exhaust air back into the building, and not directed onto walkways. For environmental exhaust, maintain at least 3' between any exhaust termination and openings into the building, and property lines. Maintain at least 10' between any mechanical intake and any environmental exhaust. Explosive or flammable vapor, fumes or dust exhaust shall be 30 feet from the property line, combustible walls, and operable openings into buildings which are in the direction of discharge; 10 feet from openings into the building; and 6 feet from exterior walls and roofs. Product conveying outlets shall be 10' away from property lines, operable openings and above grade. Product exhaust shall be at least 3 feet from exterior walls and roofs. Fireplace appliance vent terminations shall not be within ϭϮ͟ ŽĨ ĂŶǇ ĚŽŽƌ ƐǁŝŶŐ Ͳ ĚŽŽƌ ƐƚŽƉƐ ĂŶĚ ĐůŽƐĞƌƐ ĐĂŶŶŽƚ ďĞ ƵƐĞĚ ƚŽ ŵĞĞƚ ĐůĞĂƌĂŶĐĞ requirements. Exhaust and outdoor air intake terminations shall be protected from the outdoors ǁŝƚŚ ĐŽƌƌŽƐŝŽŶ͕ ĂŶŝŵĂů ĂŶĚ ǁĞĂƚŚĞƌ ƌĞƐŝƐƚĂŶƚ ϭͬϰ͟ ƚŽ ϭͬϮ͟ ƐĐƌĞĞŶŝŶŐ͘ /ƚ ŝƐ ƌĞĐŽŵŵĞŶĚĞĚ ƚŽ ƵƐĞ ϭͬϮ͟ ƐĐƌĞĞŶŝŶŐ ĨŽƌ ĞǆŚĂƵƐƚ ƚĞƌŵŝŶĂƚŝŽŶƐ ŝŶ ŚĞĂƚŝŶŐ ĚŽŵŝŶĂŶƚ environments such as climate zones 6 and 7. Exhaust and outdoor air intake ŽƉĞŶŝŶŐƐ ƐŚĂůů ďĞ Ăƚ ůĞĂƐƚ ϭϮ͟ ĂďŽǀĞ ŐƌĂĚĞ Žƌ ƚŚĞ ŚŝŐŚĞƐƚ ƐŶŽǁ ůĞǀĞů͕ ĂŶĚ ĞǆŚĂƵƐƚ shall not be within 10 feet of any opening into any adjacent building. Heating and Chilled Water System Any hydronic closed system boiler, chiller and piping shall be filled with 30% propylene glycol and 70% water with inhibitors that are compatible to the equipment, heat exchanger(s) and piping materials-when all piping is within the conditioned envelope. Any outdoor hydronic closed system boiler, chiller and piping shall be filled with 50% propylene glycol and 50% water with sufficient compatible inhibitors. Contractor to provide the appropriate freeze protection and corrosion inhibitor to match the service, installed working materials and maintain manufacturer recommended water chemistry balance. All new and retrofitted heating and chilled water systems shall be cleaned and flushed with 2-3% solution of tri-sodium phosphate and water, or manufacturer recommended cleaner, and flushed again with clean water prior to filling, and starting system. Verify cleaning, water, fill requirements and chemical balance with manufacture. Contractor shall test a sample of the working fluid 8 weeks after the installation has been operating and adjust water chemistry as necessary to meet the manufacturer recommended working fluid quality. Contractor shall provide means to test water chemistry, balance water flow and fill requirements, wye strainer, expansion tank, dirt/magnetic separator, and air separator on all hydronic closed piping systems. Radiant /Ŷ ĨůŽŽƌ ƌĂĚŝĂŶƚ ƚƵďŝŶŐ ƐŚĂůů ďĞ Ă ŶŽŵŝŶĂů Ъ͟ ĚŝĂŵĞƚĞƌ ĐƌŽƐƐ ůŝŶŬĞĚ ƉŽůǇĞƚŚǇůĞŶĞ with an oxygen barrier manufactured under the Engle method. A minimum R10 insulation shall be installed under the heated slab extending horizontally from the exterior wall of the building envelope for 4 feet. Tubing loop lengths shall be equivalent as measured from the manifold. Manifolds shall have balancing valves. Air pressure test 25% above specified fill pressure before filling and contractor shall verify there are no leaks within system, before charging - if leaks are found, repair and repeat the process. Upon filling, contractor shall purge all piping, equipment, tubing and manifolds of all air - install air vents at high points as necessary to remove the air, in accessible locations. Snowmelt ^ŶŽǁŵĞůƚ ƚƵďŝŶŐ ƐŚĂůů ďĞ Ă ŶŽŵŝŶĂů ϱͬϴ͟ ĚŝĂŵĞƚĞƌ ĐƌŽƐƐ ůŝŶŬĞĚ ƉŽůǇĞƚŚǇůĞŶĞ ǁŝƚŚ an oxygen barrier manufactured under the Engle method. Installed tubing shall be insulated below and at all sides by at least R10 insulation. Tubing loop lengths shall be equivalent as measured from the manifold. Manifolds shall have balancing valves and boiler drains for filling. Air pressure test 25% above specified fill pressure before filling and contractor shall verify no leaks within system before filling - if leaks are found, repair and repeat the process. Upon filling, contractor shall purge all piping, equipment, tubing and manifolds of all air - install air vents at high points as necessary to remove the air, in accessible locations. Snow and ice melting systems shall include controls capable of shutting off the system when the surface temperature is above 40 degrees Fahrenheit and no precipitation is falling and automatic or manual control that will allow shutoff when the outdoor temperature is above 40 degrees. Hydronic and Airside Balancing Any chemistry, water and airside flows shall be tested and recorded by a third party licensed laboratory or test and balance contractor under NEBB, AABC guidelines. Provide (6) copies of report to the mechanical engineer of record for review. Balance contractor to provide the necessary adjustments to motors, belts, sheaves, balancing valves, quadrants and pumps to meet the specified flow rates, within a 10% deviation. MC to provide all necessary fill, pressure and temperature ports, balancing valves, dampers, and other measuring access points and devices to complete the required balancing. Upon completion of any balance, valve/quadrant/damper position shall be visibly and permanently marked and labeled, and all final positions of all balancing cocks, valves, and operators shall be marked with a center punch. Boiler Outdoor Setback and Emergency Power Off (EPO) Switch A manually operated remote shutdown switch must be installed at each boiler room entrance. This emergency switch or circuit breaker must disconnect all power to the burner controls per CSD-1 and CE-110(a). A boiler that supplies heat to the building shall have an outdoor setback control and algorithm to lower and raise the boiler supply water temperature based on the outdoor temperature. Thermostats Contractor to provide a seven day programmable thermostat as located on plan at ϱϮ͟ ĂďŽǀĞ ƚŚĞ ĨůŽŽƌ ĨŝŶŝƐŚ͘ dŚĞ ƚŚĞƌŵŽƐƚĂƚ ƐŚĂůů ƉƌŽǀŝĚĞ ƌĞĂĚŝŶŐƐ ŝŶ &ĂŚƌĞŶŚĞŝƚ ĂŶĚ have a range from at least 55 to 85 degrees. Thermostat shall have a deadband of at least five degrees and the capability of switching from heating to cooling automatically, not allow simultaneous heating and cooling, have setback capabilities, allow manual operation for up to 2 hours, and have a 10 hour backup power supply. Where a zone has a separate heating and a separate cooling system, a limit switch, mechanical stop or direct digital control system shall prevent the heating set point from exceeding the cooling set point and to maintain the 5 degree deadband. Final Job Closeout, Operations and Maintenance Manuals The contractor shall provide all construction documents, as-builts, equipment operations and maintenance manuals upon completion of work, to the owner or agent within 90 days of acceptance. The manual shall be entitled "Operations and Maintenance Manual", with the contact information of project manager, job name, completion date, with year of completion. The manual shall include, as a minimum: Maintenance instructions for all equipment, including but not limited to, servicing, lubrication, belt and filter requirements. Equipment suppliers names, addresses, and telephone numbers. Equipment catalog submittals, cut sheets and ratings tables. Part numbers for all replaceable parts. As built drawings. Air and/or water systems balance report as specified. Working fluid chemistry reports. Control diagram or drawing and operation sequences. Startup and all functional performance testing reports. Commissioning report completed by the design professional to ensure operations are as intended by the design team, basis of design and owner project requirements. Inspection reports including rough in, final and certificate of occupancy by the authority having jurisdiction. A permanent detailed list of all design criteria including but not limited to: building heat loss; gain; thermal conductivity R values for any roof, wall, window, door, and slab assemblies; water heating load; equipment capacities and efficiency; and any other relevant loads and metrics of the project shall be located at the electrical panel. Valve tagging chart as herein/before specified. Guarantee and warranty letter for at least a one year period, from the time of acceptance. REFRIGERANT LIQUID / SUCTION BUNDLE L / S 1 7 SPECIFICATIONS, SCHEDULES, LEGEND, & DRAWING INDEX M1.01 SHEET NUMBER: DRAWN BY: CHECKED BY: PROJECT MANAGER: SHEET TITLE: SEAL: NO. ISSUANCE DATE PROJECT NUMBER: 51258 SCALE: NO. DATE of 1 LOT 15 BIGHORN SUBDIVIION VAIL, CO 81657 Permit Set "PEOPLE & PRODUCTS YOU CAN COUNT ON" PO BOX 810 825A CHAMBERS AVENUE EAGLE, CO 81631 800.543.9365 www.randhmechanical.com BFW wjm BFW AS NOTED Permit Set 04/19/2017 4116 COLUMBINE DRIVE 06/06/17