AIR-CONDITIONING
- Troubleshooting
24-25
lnsuffi
cient air
flow
) 1 .Leakage at a duct
joint
. Check the duct joint
- 2.Evaporator frost
D Check the thermistor or
therm0 relay (P.24-31)
A Replace
3.Blower motor mal-
function
+ Check the blower motor - Replace
+
Cool air
.
flow is
1 .Air in refrigerant ) Measure the pressure
(P.24-34)
- Apply
inter-
vacuum;
mittent
supply
refrigerant
i--) 2.Expansion valve
malfunction
Check the expansion valve
* (P.24-44)
_ Replace
STB Revision
