296
Field Work Instruction
5.3 Service and Maintenance Record by 7-Segment Display
Customer’s Name DATE: - -
) (Serial No. ) (Serial No. ) Outdoor Unit Model (Serial No.
(1) Operation Mode
(2) Test Run Start Time
(3) Data Collect Start Time
(4) Read Out Data from 7-Segment in Outdoor Unit
Protection Control Code
Operating Capacity
Outdoor Total Connecting Capacity
oCP
Outdoor Connecting Quantity oAA
Indoor Total Connecting Capacity iCP
Indoor Connecting Quantity iAA
Refrigerant System Address GA
Indoor Operating Capacity oP
Total Frequency Hz
Accumulated Operation Time of Unit UJ
Outdoor Unit Information
Outdoor Capacity CA
Outdoor Microcomputer Output SC 52C
1
52C
2
CH
1
CH
2
A
1
A
2
21
1
21
2
FAN 20B 20C 20A
1
20A
2
20CHG
X
1
X
2
Inverter Frequency H1
Compressor Running Quantity CC
Outdoor Fan Step Fo
Outdoor Expansion Valve Opening E1
Eb
Discharge Pressure Pd
Suction Pressure Ps
Outdoor Temperature T
o
Discharge Gas Temperature Td1
Td2
Heat Exchanger Liquid Temperature TE
Heat Exchanger Gas Temperature TG
Liquid stop valve Temperature Tchg
Gas Bypass Temperature TbG
Inverter Fin Temperature TFi
Fan Controller Temperature TFF
Compressor Running Current
A1
A2
Accumulated Operation Time of Compressor UJ1
UJ2
Accumulated Operation Time of Compressor
(Available for Timer Reset)
cU1
cU2
Inverter Stoppage Cause Code iT
Fan Controller Stoppage Cause Code FT
Indoor Unit Information
Indoor Capacity CA
Indoor Expansion Valve Opening iE
Heat Exchanger Liquid Temperature TL
Heat Exchanger Gas Temperature TG
Intake Air Temperature Ti
Outlet Air Temperature To
Indoor Unit Stoppage Cause Code d1
52C
1
52C
2
CH
1
CH
2
A
1
A
2
21
1
21
2
FAN 20B 20C 20A
1
20A
2
20CHG
X
1
X
2
Mark Description of Mark
Parts
Mark in
Wiring
Diagram
52C
1
- -
52C
2
- -
CH
1
Contactor of Relay (YCH1) on O.U. PCB for Crankcase Heater CH1
CH
2
Contactor of Relay (YCH2) on O.U. PCB for Crankcase Heater CH2
20A
1
Contactor of Relay (Y20A) on O.U. PCB for Solenoid Valve SVA
20A
2
- -
21
1
Contactor of Relay (Y211) on O.U. PCB for Reversing Valve RVR1
21
2
Contactor of Relay (Y212) on O.U. PCB for Reversing Valve RVR2
Mark Description of Mark
Parts
Mark in
Wiring
Diagram
FAN - -
20B - -
20C Contactor of Relay (Y20C) on O.U. PCB for Solenoid Valve SVC
20F
1
- -
20F
2
- -
20CHG Contactor of Relay (Y20S) on O.U. PCB for Solenoid Valve SVS
X
1
Contactor of Relay (YX1) on O.U. PCB for Solenoid Valve SVJ1
X
2
Contactor of Relay (YX2) on O.U. PCB for Solenoid Valve SVJ2