SiSG121917E
Troubleshooting for Outdoor Unit
Part 6 Service Diagnosis
156
Reference
7.14 System Shutdown due to Temperature Abnormality in
Compressor
Error Code
F8
Outdoor Unit LED
Display
A
j
1
h
2
h
3
i
4
i
5
h
Method of Error
Detection
Operation is halted when the temperature detected by the discharge pipe thermistor exceeds
the determined limit.
Error Decision
Conditions
Temperature exceeds the detection threshold of 127.5°C during forced cooling operation.
Supposed
Causes
Abnormal operation due to air intrusion
Defective discharge pipe thermistor
Troubleshooting
Check No.01
Refer to P.169
YES
(R23655)
N
O
OK
N
G
Caution
Replace the o
u
tdoor
u
nit.
#
Replace
b
oth the discharge pipe
thermistor and the o
u
tdoor
u
nit
PCB (main PCB).
Replace the o
u
tdoor
u
nit.
#
A
b
normal
deformation of piping in the
o
u
tdoor
u
nit
Check No. 01
Check the discharge pipe
thermistor
Be s
u
re to t
u
rn off the po
w
er s
w
itch
b
efore connecting or disconnecting
connectors, or parts may
b
e damaged.
#
Replace the
u
nit as directed in the installation man
u
al, making s
u
re that air does not intr
u
de
into the refrigerant pipings.
Содержание FDMR50TVMG
Страница 185: ...SiSG121917E Check Part 6 Service Diagnosis 180 50 65 80 class 90 class V U DC DC R22378 W R21130 W V U DCP2 DCM2 ...
Страница 212: ...Piping Diagrams SiSG121917E 207 Part 8 Appendix MKS65TVMG MKB65TVMG MKS80TVMG 3D103941A 3D103942A ...
Страница 213: ...SiSG121917E Piping Diagrams Part 8 Appendix 208 MKS90TVMG 3D104086 ...
Страница 223: ...SiSG121917E Operation Limit Part 8 Appendix 218 3 Operation Limit MKS50 65 80 90TVMG MKB50 65TVMG 4D078793B ...
