Fujitsu ASU18RLF Service Instructions Manual page 96

For AOU36RLXFZH
S ERVICE PARTS INFORMATION 7
Heater unit
Test 1 : Check Connections
Check connection of connector
( Loose connector or open cable )
WHITE
BLACK
1 2 3 4
1 2 3 4
CN206
Test 2 : Check electrical components
Check Check Fuses.
>> If Fuse is open, check connection, and replace Fuse.
Test 3 : Check Heater wire.
Remove connector, check resistance of Heater wire.
R e a d i w e r R e s s i
Black - White 320.7 - 367.3
If Resistance value is abnormal, replace Heater Unit.
HEATER
THERMOSTAT
a t n c e v a u l e
at 77°F (25°C)
02-56