The pre-start-up checklist must be completed by installing contractor. For Carrier factory start-up, the pre-start-up checklist
must be submitted to the Carrier start-up team prior to arranging start-up. Please refer to the unit submittal or air balance report
for air- flow information.
PROJECT INFORMATION
Project Name _______________________________________
Address ___________________________________________
City ______________________________________________
State/Providence _________________ Zip Code __________
UNIT INFORMATION
Model Number _____________________________________
Software Version ___________________________________
INSTRUCTIONS
Check the box to verify the activity has been completed. If the activity does not apply, write N/A in the box.
Installation
All packing materials have been removed from the unit.
The compressor or supply fan shipping hold down brackets (if equipped) have been removed.
The unit is free of damage. If damage exists, contact your local Carrier representative.
The unit has been installed in accordance with the service clearances in the installation instructions.
The supply and return ductwork have been installed per the unit installation instructions.
The unit is within level tolerances to promote proper condensate drainage.
The evaporator filters are installed and are clean.
A properly sized condensate drain trap has been installed and is free from obstructions.
All required field-installed components or accessories (hoods, sensors, ERV, etc.) have been installed.
Electrical
The unit power feed is installed, and the phasing is correct (L1, L2, L3).
The unit voltage and frequency have been verified to match the incoming power feed.
The power feed wire size meets the MCA requirements on the unit nameplate.
An overcurrent production device (fuse or breaker) has been installed upstream of the unit and is sized less than or equal to
the MOCP requirements indicated on the unit nameplate.
A means of disconnecting and locking out electrical service at the unit has been provided.
All electrical connections and terminals are tight; all terminals are free from corrosion.
For high SCCR (ETO), field-provided J-type fuses have been installed before the unit terminal block.
Supply Fan
The supply fan(s) is free from obstruction and rotates properly; set screws are tight.
The supply fan belt has been installed and is at the proper tension.
The supply fan pulley and motor pulley are in alignment; shipping tape removed from pulleys.
All supply fan bearings have been inspected and verified to contain grease.
For VAV units, pneumatic tubing with a duct pressure pickup has been installed.
The pressure pick-up pneumatic tubing is free from obstruction or kinks.
Gas Heat
The gas piping has been connected per the installation instructions and is free from leaks.
Gas shutoff valves and gas regulator have been installed and have been verified to operate properly.
The flue vent hoods and intake hoods (if equipped) have been installed.
The inlet gas pressure and gas quality are enough for proper unit operation.
For units with staged gas heat, the three LAT sensors have been installed in the supply ductwork and wired back to the unit
per the installation instructions.
PRE-START-UP CHECKLIST FOR WINTER (HEATING)
Installer________________________________________
Contact Name____________________________________
Contact Phone____________________________________
Contact Email____________________________________
Serial Number____________________________________
Unit Tag/Name ___________________________________
CL-15