HomeMy WebLinkAboutB16-0444_2-M1.0_1484001180.pdfSequence of Operation
1. Commercial Kitchen Ventilation
A. Provide control panel for Kitchen Exhaust Hood, mounted remotely on wall. Panel shall interlock
KEF-1, MAU-1 and automatically control Ansul system. In the case of fire, Ansul shall be
activated, MAU-1 shall be off, KEF-1 shall be on and solenoid valve in gas line to kitchen shall
shut-off.
B. KEF-1 Kitchen Exhaust Fan
a. Fan shall be controlled by switch located on control panel.
b. Include a temperature sensor interlock to comply with 2015 IMC 507.2.1.1. Exhaust fan shall
automatically turn on during cooking operations.
C. MAU-1 Gas Direct-fired Make-Up Air Unit
a. Fan shall run whenever exhaust fan is on. Normally closed motorized damper integral to
MAU-1 shall open when unit is called to operate.
b. Integral modulating gas control valve shall modulate to maintain discharge air temperature of
55°F (adj).
c. Gas heating shall be disabled whenever OSA temperature is above 60°F (adj.).
d. Cooling: When OSA temperature is above 75°F, water solenoid valve shall open to flow the
evaporative cooler pad.
2. WH-1 Gas Fired Water Heater
a. Upon a call for domestic hot water from integral aquastat, gas burner shall be enabled. Integral
controls shall maintain tank temperature setpoint.
3. FC-1a & b Fan Coils and HP-1 Heat Pump
a. COOLING: Upon a call for cooling, associated fan coil blower shall start and HP-1 heat pump
shall be enabled and shall modulate as directed by integral controls to meet the cooling load.
b. HEATING: Upon a call for heating, associated fan coil blower shall start and HP-1 heat pump
shall be enabled. Heat pump shall modulate as directed by integral controls to meet the heating
load.
4. (E) HV-1 Heating & Ventilating Unit
a. Upon a call for heat from existing thermostat, fan shall start and electric element shall be
energized. Unit shall be cycled to maintain room setpoint.
PRICING ALTERNATES
PRICING ALT. #1 - TANKLESS WATER HEATERS
PROVIDE SEPARATE LINE ITEM COST TO INSTALL TWO (2) COMMERCIAL
INSTANTANEOUS WATER HEATERS (PIPED IN PARALLEL) AND ONE (1) STORAGE
TANK WITH RECIRCULATION PUMP, AS PER BELOW, IN LIEU OF THE SPECIFIED
WH-1 TANK TYPE WATER HEATER:
(2) NAVIEN NPE-240-A WATER HEATERS, 199,900 BTU/H INPUT, 3.8 GPM AT
100°F TEMPERATURE RISE, 96% EFFICIENT, FORCED DRAFT DIRECT
VENT, PVC VENTING, STAINLESS STEEL HEAT EXCHANGER(S), 120 VOLT, 200
WATTS.
(1) LOCHINVAR STORAGE TANK, SBT030, 30 GALLON CAPACITY,
STAINLESS STEEL TANK CONSTRUCTION.
(1) GRUNDFOS WET-ROTOR CIRCULATION PUMP, 115/1.
BECAUSE OF THE INCREASED GAS REQUIREMENT FOR INSTANTANEOUS
WATER HEATERS, INCLUDE IN THE PRICING THE COST TO UPGRADE THE
MAIN GAS LINE FROM 2" TO 2-1/2", AND TO INCREASE THE GAS RISER
(FEEDING THE WATER HEATER & INFRARED RADIANT HEATERS) FROM 1-1/4"
TO 1-1/2".
PERMIT COMMENTS RESPONSE:
B013 - Please provide mechanical COMcheck documentation.
RESPONSE: SEE COMCHECK REPORT DATED 12/20/2016.
B014 - Please submit Captive-Aire kitchen hood design for review.
RESPONSE: SEE CAPTIVE-AIRE DRAWINGS DATED 10/24/2016.
12/20/16
01/09/17