Specifications

BODY
ELECTRICAL
heater unit
on the dash board and remove
the heater
unit
carefully
panel
8
Remove two self
tapping
screws
from back
of the
instrument
panel
and remove
the
defroster nozzle
7
When
removing
the
heater control from
the instru
ment
panel
remove
the control knob and
loosen
two
screws
used to
install the
heater control on
the
instnunent
9
The heater unit is installed in
reverse
sequence
of
removal
TROUBLE
DIAGNOSES AND CORRECTIONS
Troubles
Possible causes
Hot air
does
not come out
Motor
does not
operate Open
or short circuit
of feed har
ness
Defective switch
Defective motor
Fan cannot
be
rotated
smoothly by
hand
Motor
journal
is out of lubricant or
stick
Hot
air dose not come
out nevertheless
fan is
rotating
Slow
rotation of fan
Loose
fan installation
Air
temperature
is
low
Hot water does not
cir
culate
Defective water
pump
Bent
or
clogged
of
connecting
hose
Defective hot water
cock
Air
is left in
the
hose
Water
temperature
is
too
low
Defective thermostat
Water
leakage
from
heater
Defective water hose
Loose
clipping
of water
hose
Improper soldering
of heater core
Defective defroster Disconnected
defroster hose
Bent or broken defroster
hose
BE
35
Remedies
Check and
repair
wiring
harness
Conduct
continuity
test and if
required rep
ce
switch
Replace
motor
Lubricate
journal
Replace
motor
Replace
motor
Repair
Repair
water
pump
Repair
or clean
piping
Repair
Purge
air out of
hose
Replace
thermostat
Replace
water hose
Retighten clip
Solder leaking
position
Correct connection
Correct
or
replace