Johnson Controls CICM008B21S, Service Manual

Page: 146 / 152

6-8
SM-18003
FIELD WORK INSTRUCTIONS
6.6 Service and Maintenance Record
Service and Maintenance Record
No. Check Item Action Judgment
1 Is service space sufficient? YES or NO
2 Short Circuit of Discharged Air? YES or NO
3 Any Heat Influence? YES or NO
4 Is ground wiring connected? YES or NO
5 Refrigeration Piping GOOD or NOT GOOD
6 Fixing of Units GOOD or NOT GOOD
7
Any Damage on External or Internal
Surface?
YES or NO
8 Checking of Screws and Bolts Tighten them if they are loosened.
TIGHTENED or
NOT TIGHTENED
9 Tightening of Terminal Screws
Tighten all terminal screws with a
Phillips screwdriver.
TIGHTENED or
NOT TIGHTENED
10
Are compressor terminals
tightly fixed?
Check all compressor terminals are
tightly fixed.
GOOD or NOT GOOD
11 Insulation Resistance
Measure insulation resistance with
insulation resistance-meter.
Comp. and Fan
Motor: greater than 3M W
Others: greater than 3M W
GOOD or NOT GOOD
12 Does condensate water smoothly flow?
Check for smooth flow by
pouring water.
GOOD or NOT GOOD
13 Check for leakage at compressor. Check for any leakage. GOOD or NOT GOOD
14
Check for leakage at
outdoor heat exchanger.
Check for any leakage. GOOD or NOT GOOD
15 Check for leakage at
indoor heat exchanger.
Check for any leakage. GOOD or NOT GOOD
16 Check for leakage at reversing valve. Check for any leakage. GOOD or NOT GOOD
17 Check for leakage at check valve. Check for any leakage. GOOD or NOT GOOD
18 Check for leakage at accumulator. Check for any leakage. GOOD or NOT GOOD
19 Check for leakage at strainer. Check for any leakage. GOOD or NOT GOOD
20
Check for leakage at
electronic expansion valve.
Check for any leakage. GOOD or NOT GOOD
21 Check for leakage at piping. Check for any leakage. GOOD or NOT GOOD
22 Check direction of fans. by Viewing or Airflow Volume GOOD or NOT GOOD
23 Voltage among each phase.
Check the voltage is within
the specified range.
GOOD or NOT GOOD
24 Vibration and Sound Check fan, compressor, piping. GOOD or NOT GOOD
25 Activation of Each Operation Mode
Check activation of COOL,
HEAT, STOP and TEMP. switches.
GOOD or NOT GOOD
26 High Pressure Cut-out Switch Check actual activation value. GOOD or NOT GOOD
27 Check activation of drain-up mechanism. Check it during cooling operation. GOOD or NOT GOOD
28 Indoor Inlet Air Temp. (DB/WB)
o
F DB/
o
F WB
29 Indoor Outlet Air Temp. (DB/WB)
o
F DB/
o
F WB
30 Outdoor Inlet Air Temp. (DB/WB)
o
F DB/
o
F WB
31 Outdoor Outlet Air Temp. (DB/WB) o F DB/ o F WB
32 High Pressure Sensor psi(G)
33 Low Pressure Sensor psi(G)
34 Operating Voltage V
35 Operating Current A
36 Instruction for Cleaning of Air Filter to Client DONE or NOT YET
37 Instruction for Cleaning Method to Client DONE or NOT YET
38 Instruction for Operation to Client DONE or NOT YET