PRE-START CHECKLIST- AIR HANDLING SYSTEM – AHU-1
FUNCTIONAL TEST – Domestic Water System
University of Michigan Plant Extension
Commissioning and Plan Review Department
Phone (734) 615-7168 Fax (734) 936-3334
This is not a punch list. The engineer of record, not the commissioning team, performs Punch listing.
Project Name: XXX Project Number: XXXX-XX-XXX
Attendees:
1) _________________________________________ 2)____________________________________
3) _________________________________________ 4)____________________________________
5) _________________________________________ 6)____________________________________
7) _________________________________________ 8)____________________________________
Is system operating or is this initial start-up? __________________________________________________
Is the Pre-Start Checklist Complete? ________________________________________________________
General:
___Verify that pressure at floor 7 is adequate
___Verify that pressure at floor 3 is adequate
___ Verify that pressure at floor 1 & 2 are adequate
Hot Water Recirc Pumps:
___HWCP-1 Amps ____________ Voltage ________
___HWCP-2 Amps ____________ Voltage ________
Booster Heat Exchanger:
___Space adequate for tube pull
___HX data plate readable and not concealed (by insulation, etc.)
___ Relief Valve(s) installed on waterside
___ Temperature Setting/Pressure Setting on Relief Valve __________/__________
___ Relief Valve capacities ______________
___ Relief Valve Discharge to floor drain.
___Vacuum Breaker Installed
___ Vacuum adjusted for lowest vacuum setting
___ Lock nut tight.
___ Thermometers installed at inlet/outlet
___ Pressure Gages installed
___Booster Temperature Setting
PRV
___HW PRV Setting ______________ PSIG
___HW Gage Reading (downstream side of PRV)__________________ PSIG
___CW PRV Setting ______________ PSIG
___CW Gage Reading (downstream side of PRV)__________________ PSIG
Back Flow Prevertors (11+)
___Piped to drain
___Fixed air gap installed
___No by-pass installed
___Provided to HWH system and RO/DI/Vacuum pump
___Provided to each fume hood or lab group
___ Provided to each eyewash system
Expansion Tank
CW Required Pre-charge:_________________ (Minimum pressure system will operate at)
___Verify pre-charge CW
___CW Pre-charge pressure marked on tank?
HW Required Pre-charge:_________________ (Minimum pressure system will operate at)
___Verify pre-charge HW
___HW Pre-charge pressure marked on tank?
Balancing Valves
___Has system been balanced?
___Type of valve installed
Mixing Valve MV-1
___Temperature setting at 110(F
___Hi flow and low flow installed
Domestic Hot Water Booster Package
___Pump rotations correct
___ Pump Amps P1 ____/____/____ P2 ____/____/____ P3 ____/____/____
___ Voltage AB______ AC ______ BC _______
___ Open by-pass or relieve system. Allow pumps to stage and alternate.
___ Primary thermo by-pass tested?
___ Secondary thermo by-pass tested?
___ Alarm safeties tested?
___Discharge Pressure set for ________
___ Close discharge header valve, verify discharge pressure is 3-4 psi above desired pressure
___ Draw water off system, verify discharge pressure is at desired pressure.
Domestic Cold Water Booster Package
___Pump rotations correct
___ Pump Amps P1 ____/____/____ P2 ____/____/____ P3 ____/____/____
___ Voltage AB______ AC ______ BC _______
___ Open by-pass or relieve system. Allow pumps to stage and alternate.
___ Primary thermo by-pass tested?
___ Secondary thermo by-pass tested?
___ Alarm safeties tested?
___Discharge Pressure set for ________
___ Close discharge header valve, verify discharge pressure is 3-4 psi above desired pressure
___ Draw water off system, verify discharge pressure is at desired pressure.
Insulation and Labeling
___Insulation Complete
___Piping Labeled
___Correct arrow directions
___ Equipment Labeled
Controls
___ Alarm contacts terminated
___ DDC responses to alarm condition
Aquastat
____ Installed?
____ Location__________________________________________
Remarks:
Completed by (print): _______________________Company: __________________________
Signed: _______________________________________ Date: _________________________________
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