Operating instructions

IMM AGSB-60 73
Periodic Maintenance Log
Date of inspection: Address:
Facility/job name: City/State:
Unit model number: Physical location of unit:
Unit serial number: Service technical (name):
Software identification:
Operating hours: Compressor #1 Compressor #2 Compressor #3
Number of starts Compressor #1 Compressor #2 Compressor #3
Follow up service required: Yes No
General Actions to be Taken
Upper part of report completed: Yes No Fill in above
Compressor operation: Yes No Explain all “No” checks
1. Mechanical operation acceptable (noise, vibration, etc.)?
2. Look at cycling and cooling, is unit controlling at set points?
3. No refrigerant leaks (full liquid sight glass)?
4. Liquid line moisture indicator shows dry system?
5. Proper condensing fan operation?
6. Condenser coil clean?
7. No corrosion or paint problems?
Compressor electrical operation:
8. Satisfactory electrical operation?
9. MicroTech II hardware operation satisfactory?
10. MicroTech II software operation satisfactory?
Data from MicroTech II Controller:
11. Unit status
%
12. Circuit status 1 % Capacity Circuit status 2 % Capacity Circuit status 3 % Capacity
13. Water temperature – Evaporator: Entering/Leaving
/
Circuit #1 Circuit #2 Circuit #3
14. No. of fan states active:
15. Evaporator pressure:
16. Condenser pressure:
17. EXV position – Steps open or percent open:
18. Superheat:
19. Subcooling:
20. Liquid line temperature:
21. Chiller % rated load amps – Unit:
22. Outside air temperature:
23. Leaving evaporator setpoint temperature:
24. Reset option programmed? Yes
No Ice storage unit? Yes No
25. Is VFD included? Yes
No VFD operation OK? Yes No
26. Current alarm: ___ ___ ___ Circuit #1 ______ Circuit #2 ______ Circuit #3 ______
27. Previous alarm – Show all: Alarm Type Date
Circuit #1
Circuit #2
Circuit #3
Data at Job Site:
28. Volts: L1_____ L2_____ L3_____
29. Amps: Comp #1 Ph 1____ PH 2____ PH 3____
30. Amps: Comp #2 PH 1____ PH 2____ PH 3____
31. Amps: Comp #3 PH 1____ PH 2____ PH 3____
32. Vibration – Read every six months using IRD (or equal) unfiltered at flat on top of motor end: ______ In/Sec Comp #1
______ In/Sec Comp #2
______ In/Sec Comp #3