Carrier Weathermaster 48P030-100 Controls, Start-Up, Operation, Service, And Troubleshooting page 297

To be completed by installing contractor or Carrier Factory Service. A copy of the checklist and log must be provided to the
Carrier start-up team after start-up has been completed.
NOTE: To avoid injury to personnel and damage to equipment or
property when completing the procedures listed in this start-up
checklist, use good judgment, follow safe practices, and adhere
to the safety considerations/information as outlined in preceding
sections of this Controls, Start-Up, Operation, Service, and Trou-
bleshooting document.
UNIT INFORMATION
Model Number ___________________________________
Software Version___________________________________
Technician ___________________________________
INSTRUCTIONS
Check the box to verify the activity has been completed. If the activity does not apply, write N/A in the box.
PRE-START-UP CHECK
 Unit is free from damage or defects; all parts and accessories appear to be properly installed.
 Unit has been installed with proper service clearances and with proper access.
 Verify that the supply and return ductwork has been installed and is complete.
 Power feed, voltage, overcurrent protection, and phasing are correct.
 Electrical connections and terminals are tight.
 Outdoor air screens, filters, condenser coil, and evaporator coil are all clean.
 Ambient condition is below 80°F and will allow for heating start-up.
 For units with gas heat (48P), the gas piping has been installed and a shutoff valve and drop leg are present. Gas pressure has
been verified within unit tolerances. Gas piping is free from leaks.
 The supply sheaves are properly aligned, and the supply fan belt is properly tensioned.
 Fan wheels and propellers checked for location in housing/orifice, and setscrew is tight.
 The supply fan and exhaust fans (if equipped) are rotating in the correct direction.
 The supply fan and exhaust fan bearings (if equipped) have been greased prior to start-up.
 All air terminal units (VAV or VVT boxes), fire dampers, and volume dampers are confirmed to be open or at their maximum
balanced condition.
 No construction, remodeling, or major renovation is occurring in the space or around the unit that could negatively impact
unit operation.
 No safety conditions exist that would prevent start-up or operation of the equipment. The OAT, RAT, and SAT sensors are
reading properly and either do not need to be relocated or have been relocated.
UNIT START-UP CHECKLIST (HEATING)
CL-19
Serial Number____________________________________
Unit Tag/Name ___________________________________
Start-up Date_____________________________________