Service And Maintenance Record - York IDM030B21E Series Service Manual

FIELD WORK INSTRUCTIONS

6.6 Service and Maintenance Record

Service and Maintenance Record
No.
1 Is service space sufficient?
2 Short Circuit of Discharged Air?
3 Any Heat Influence?
4 Is ground wiring connected?
5 Refrigeration Piping
6 Fixing of Units
Any Damage on External or Internal
7
Surface?
8 Checking of Screws and Bolts
9 Tightening of Terminal Screws
Are compressor terminals
10
tightly fixed?
11 Insulation Resistance
12 Does condensate water smoothly flow?
13 Check for leakage at compressor.
Check for leakage at
14
outdoor heat exchanger.
Check for leakage at
15
indoor heat exchanger.
16 Check for leakage at reversing valve.
17 Check for leakage at check valve.
18 Check for leakage at accumulator.
19 Check for leakage at strainer.
Check for leakage at
20
electronic expansion valve.
21 Check for leakage at piping.
22 Check direction of fans.
23 Voltage among each phase.
24 Vibration and Sound
25 Activation of Each Operation Mode
26 High Pressure Cut-out Switch
27 Check activation of drain-up mechanism.
28 Indoor Inlet Air Temp. (DB/WB)
29 Indoor Outlet Air Temp. (DB/WB)
30 Outdoor Inlet Air Temp. (DB/WB)
31 Outdoor Outlet Air Temp. (DB/WB)
32 High Pressure Sensor
33 Low Pressure Sensor
34 Operating Voltage
35 Operating Current
36 Instruction for Cleaning of Air Filter to Client
37 Instruction for Cleaning Method to Client
38 Instruction for Operation to Client
6-8
Check Item Action
Tighten them if they are loosened.
Tighten all terminal screws with a
Phillips screwdriver.
Check all compressor terminals are
tightly fixed.
Measure insulation resistance with
insulation resistance-meter.
Comp. and Fan
Motor: greater than 3MW
Others: greater than 3MW
Check for smooth flow by
pouring water.
Check for any leakage.
Check for any leakage.
Check for any leakage.
Check for any leakage.
Check for any leakage.
Check for any leakage.
Check for any leakage.
Check for any leakage.
Check for any leakage.
by Viewing or Airflow Volume
Check the voltage is within
the specified range.
Check fan, compressor, piping.
Check activation of COOL,
HEAT, STOP and TEMP. switches.
Check actual activation value.
Check it during cooling operation.
Judgment
YES or NO
YES or NO
YES or NO
YES or NO
GOOD or NOT GOOD
GOOD or NOT GOOD
YES or NO
TIGHTENED or
NOT TIGHTENED
TIGHTENED or
NOT TIGHTENED
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
GOOD or NOT GOOD
o o
F DB/ F WB
o o
F DB/ F WB
o o
F DB/ F WB
o F DB/ o F WB
psi(G)
psi(G)
V
A
DONE or NOT YET
DONE or NOT YET
DONE or NOT YET
SM-16005-rev.2