SiUS30-1301
Troubleshooting by Indication on the Remote Controller
Service Diagnosis
191
3.24 Refrigerant Overcharged
Error Code
F6
Applicable
Models
RWEYQ72P, 84P
Method of Error
Detection
The error is detected according to the temperature detected by the discharge pipe temperature
during check operation
Error Decision
Conditions
When the discharge pipe temperature drops during check operation
Supposed
Causes
Refrigerant overcharge
Disconnection of discharge pipe thermistor
Troubleshooting
Is the
thermistor mo
u
nted
properly?
Caution
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.
YES
YES
N
O
N
O
CHECK 11
Mo
u
nt the thermistor properly
b
efore operation.
Replace the thermistor if it
f
u
nctions a
b
normally
b
efore
operation.
Check the mo
u
nting condition
of the s
u
ction pipe thermistor
and the s
ub
cooling heat
exchanger o
u
tlet thermistor
mo
u
nted to piping.
Remo
v
e the s
u
ction pipe
thermistor and the s
ub
cooling
heat exchanger o
u
tlet
thermistor from the condensing
u
nit PCB and meas
u
re the
resistance
w
ith a tester.
Is it normal?
A