Carrier 19XRV Start-Up, Operation And Maintenance Instructions Manual page 150

Hermetic centrifugal liquid chillers with pic iii controls 50/60 hz hfc-134a
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INSPECT WIRING AND RECORD ELECTRICAL DATA:
RATINGS:
Motor Voltage
Actual Line Voltages: VFD
Verify 6-in. clearance surrounding all VFD enclosure louvers:
Visually inspect down through top of power module for debris:
VFD Manufacturer ___________________________
VFD Serial Number __________________________
Mfd in _____________________________________
FIELD-INSTALLED VFDs ONLY:
Check continuity T1 to T1, etc. (Motor to VFD, disconnect motor leads T1, T2, T3.) Do not megger VFD;
disconnect leads to motor and megger the leads.
10-Second Readings:
60-Second Readings:
Polarization Ratio:
CONTROLS: SAFETY, OPERATING, ETC.
Perform Controls Test (Yes/No)
COMPRESSOR MOTOR AND CONTROL PANEL MUST BE PROPERLY AND INDIVIDUALLY
CONNECTED BACK TO THE EARTH GROUND IN THE VFD (IN ACCORDANCE WITH CERTIFIED
DRAWINGS).
WATER/BRINE PUMP CONTROL: Can the Carrier controls independently start the pumps?
Condenser Water Pump
Chilled Water Pump
RUN MACHINE:
Do these safeties shut down machine?
Condenser Water Flow
Chilled Water Flow
Pump Interlocks
INITIAL START:
Line Up All Valves in Accordance With Instruction Manual:
Start Water Pumps and Establish Water Flow
Oil Level OK and Oil Temperature OK
Check Compressor Motor Rotation (Motor End Sight Glass) and Record:
Restart Compressor, Bring Up To Speed. Shut Down. Any Abnormal Coastdown Noise?
*If yes, determine cause.
START MACHINE AND OPERATE. COMPLETE THE FOLLOWING:
A: Trim charge and record under Charge Refrigerant Into Chiller section on page 68.
B: Complete any remaining control calibration and record under Controls section (pages 14-52).
C: Take at least two sets of operational log readings and record.
D: After machine has been successfully run and set up, shut down and mark shutdown oil and refrigerant levels.
E: Give operating instructions to owner's operating personnel. Hours Given:
F: Call your Carrier factory representative to report chiller start-up.
G: Register LiquiFlo2 VFD startup at www.automation.rockwell.com/complete1/warp.
H: Return a copy of this checklist to the local Carrier Service office.
SIGNATURES:
CARRIER
TECHNICIAN
DATE
Motor RLA
Chiller LRA Rating
Oil Pump
"PHASE TO PHASE"
MEGGER MOTOR
T1-T2
____
____
____
PIC III CAUTION
Controls/Oil Heater
VFD Nameplate I.D. Number ___________________
VFD Nameplate Input Rating ___________________
on ________________________________________
"PHASE TO GROUND"
T1-T3
T2-T3
T1-G
T2-G
____
____
____
____
____
____
____
____
____
____
____
____
Yes
Yes
Yes
Yes
Yes
Check Oil Pump Rotation-Pressure
Clockwise
CUSTOMER
REPRESENTATIVE
DATE
CL-2
Yes
No
Yes
No
T3-G
____
____
____
Yes
No
No
No
No
No
Yes*
No
Hours

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