Removing The Switches; Dismantling The Windshield Wiper Motor; Fitting The Windshield Wiper Unit Complete - Volvo 164, 1970 Service Manual

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panel under the dashboard. Remove the heater switch.
T ake off the combined instrument. See Group 38.
Remove the intermed iate defroste'r nozzle and its
hoses.
Re move t he wiper mo
tor.
Disconn
e
ct
the
controi cabl
es
fo
r
,the
he ater.
Remove
the fusebox and disconnect the ground cab l,es. Remove
the
choke
controI. Re lease the attaching screws for
,
t he wiper frame and
carefully
pu
ll
out the
frame.
DISMANTLING THE WINDSHIELD
WIPER MOTOR
Remove the nut on the outgo
in
g shaft and tap loose
th
e
cmnk arm.
Fig.
3·83.
Windshield
wiper
motor
1.
Terminal conIact
8.
End
2.
Screw
9 Brush
holder
3.
Cover
10.
Brush
4.
ConIacts
11. Rolor
5.
Housing
12.
Nul
6. G
ear
13.
Slalor
7. Screw
Release the five
'
s crews (2, Fig.
3-83)
and
ben,
d the
cover
(3)
out of the
way,
-then press out the
plasti·
c
gear w hee
l.
Remove t he
scr·
e ws
'
(
7)
and pu
ll
out the
stator.
Re move the screws
for
the ne gative
b rush
a nd
the
washe'
r on
t.he
hall
bea
ring
axia
l lock.
Remove
the
washer
for the axial
·Iock.
Move the brushes a
side
and carefu
ll
y pull out the rotor. Take great care with
the
brushes
sin
ce the
ball
bearing
has
a
larger
dia-
meter
than t,he
cummutator.
When
as,
s emb
li
ng the motor, ad just the axial play
of the
pl
a's~ic
e
a'
r
whee!
1
(6)
by means of the
adjust-
ing
screw in the
cover.
FITTING THE WINDSHIELD WIPER
UNIT COMPLETE
Fit the wiper frame
.
In sta
ll
the
intermediat,
e defroster
nozzle.
Re-fit the fuseboxand secure the ground
cab les. Secure the controi
cabl,
e s.
Fit the w iper motor. ,Fit the choke
con~rol
and a lso
the
combi'ned
,in·
s trument.
Install
the switch for the
heater.
Fit the wiper arms and the
batt·
e ry
lead.
REMOVIN
G THE SWITCHES
To remove the lighting
switch, first
unscrew the
switch
knob and 'release the nut with a
crosshead
screw-
driver,
se·
e Fig
.
3·84. There are two
diHeren!
t
types of
switch
knobs.
One type, see
Fig.
3-85, is removed by
poking out the plastic washer with a screwdrive,r and
then removing
the
screw secu'ring the knob.
The other ,type of knob is directly threaded on
to
the
switch stem. The knob is simply removed by screwing
it off. The plastic key located in the knob for the
windshield wipefjwaosher
switch
must first be
taken
out before
th·
e switch can be 'removed. This is done by
Fig.
3-84.
Removing the switch
nut
VOLVO
10448
7
3
: 35

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