Carrier 50UA-UH 135 - Start-Up Checklist and Procedures; Preliminary Information and Equipment Checks; Unit Start-Up and Voltage Checks

ʾ˃ƙƙƙʾˀ˂ƙʿʽ˂ƾƿ
Preliminary information
Job name: ...............................................................................................................................................................................................
Location: ................................................................................................................................................................................................
Installing contractor:.............................................................................................................................................................................
Distributor: ............................................................................................................................................................................................
Start-up preformed by: .............................................................. Date: ..............................................................................................
Equipment
Model UA-UH135-205 : ........................................................... 3. ..........................................................................................
Compressors
Circuit A Circuit B
1. Model No. ................................................................................. 1. Model No. ..............................................................................
Serial No. .................................................................................. Serial No. ...............................................................................
2. Model No. .................................................................................. 2. Model No. ..............................................................................
Serial No. ................................................................................... Serial No. ...............................................................................
Additional options and accessories ....................................................................................................................................................
.................................................................................................................................................................................................................
Preliminary equipment check
Is there any shipping damage? .................................................... If so, where? ...............................................................................
.................................................................................................................................................................................................................
Will this damage prevent unit start-up? .............................................................................................................................................
Unit is level in its installation
Power supply agrees with the unit name plate
Electrical circuit wiring has been sized and installed properly
Unit ground wire has been connected
Electrical circuit protection has been sized and installed properly
All terminals are tight
All cables and thermistors have been inspected for crossed wires
Unit start-up
Oil level is correct
Compressor crankcase heaters have been energised for 12 hours
5NITHASBEENLEAKCHECKEDINCLUDINGlTTINGS
Locate, repair, and report any refrigerant leaks
.................................................................................................................................................................................................................
.................................................................................................................................................................................................................
.................................................................................................................................................................................................................
Check voltage imbalance: AB ................ AC ................. BC..................
Average voltage = ................................... (see installation instructions)
Maximum deviation = ............................ (see installation instructions)
Voltage imbalance = ............................... (see installation instructions)
Voltage imbalance is less than 2%
7!2.).'$ONOTSTARTUNITRIFVOLTAGEIMBALANCEISGREATERTHAN#ONTACTLOCALPOWERCOMPANYFORASSISTANCE
All incoming power voltage is within rated voltage range
57