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8-82
WINDSHIELD WIPER SYSTEM
the link toward the cam assembly. Install the spring
washer, convex surface toward the cam assembly. In-
stall the retaining washer and motor crank arm.
(4)
Assemble the right link and cam assembly in
the same manner locking in place with a clip.
Models AV-I and AV-2
(1) Install the flat washer on the motor crank arm
pin. Assemble the release, parking cam, and parking
spring, (Fig.
8)
and install on the motor crank arm
pin.
(2)
Install the drive link on the motor crank arm
pin making sure the parking cam is seated correctly
in the opening in the drive link. Install the convex
washer and the concave spring washer (Fig.
8).
(3) Install the retainer on the end of the motor
crank arm pin.
Single Speed
Models AR-I and AR-2
(1)
Install a bushing over the intermediate crank
arm stud; follow with the left link and retaining wash-
er. Install the intermediate crank stud (with link in-
stalled) on the wiper motor crank and install the
washer and attaching nut.
(2) Install a bushing over the right hand link, and
cone washer over the remaining pin of the intermedi-
ate crank and install the retaining clip.
Models AV-I and AV-2
(1) Place the bushing in the end of the wiper drive
link with the metal of the drive link into the keying
slot.
(2)
Install the link and bushing on the motor crank
pin.
(3) Install the cone washer and the retaining clip.
Models AP-I and AP-2
To service either the drive link
or
the connecting
link it is necessary to remove the wiper arm and
blade assemblies, the windshield lower moulding and
the cowl grille panel to provide access to the wiper
system.
Removal
(1)
With the wiper system in the "Park" position
remove the retainer clip from the end of the motor
drive crank and pin. For variable speed wipers re-
move the cover from the mechanism to allow access
to the retainer clip.
(2)
Remove the spring washer and drive link from
the drive crank pin.
(3) Remove the retainer clip from the connecting
link pin on the right pivot.
(4)
Remove the nuts that mount the left pivot to
the body.
(5)
Remove the links and left pivot out through the
cowl grille panel opening. The connecting link can
be serviced on the bench after the links are removed
from the vehicle.
lnst allat ion
Make certain the wiper system is in the "Park" po-
sition before starting the installation procedures.
(1) With the connecting and drive links assembled
as a unit insert the links in through the cowl grille
panel opening and position the bushing of the con-
necting link on the pin of the right pivot and install
the retainer clip. Make certain the retainer clip is
completely seated on the pivot pin.
(2) Install the left pivot.
(3) Position the motor end of the drive link on the
drive crank pin of the motor. Make certain the
"0"
ring, release, spring, retainer and cam are in the
proper positions for variable speed wiper systems
(Fig.
1).
(4)
Install the cover on the mechanism on variable
speed wiper systems.
(5)
Install the cowl grille panel, windshield lower
moulding and install and adjust the wiper arm and
blade assemblies.
WIPER MOTOR BENCH TESTING
Variable Speed
(1)
Connect a jumper wire between the wiper mo-
tor yellow wire and the wiper motor ground strap.
Connect another jumper wire between the battery
ground terminal and the wiper motor ground strap.
Connect another jumper wire between the wiper mo-
tor blue and yellow wires and the battery positive ter-
minal. The wiper motor should run continuously in
the wipe direction.
(2)
Connect a jumper wire between the wiper mo-
tor blue and yellow wires and the battery positive
terminal. Connect another jumper wire between the
wiper motor red wire and the wiper motor ground
strap. Connect another jumper wire between the bat-
tery ground terminal and the wiper motor ground
strap. The wiper motor should run in reverse and
stop at the park position.
Single Speed
(1)
Connect a jumper wire between the battery
ground terminal and the wiper motor ground strap.
Connect another jumper wire between the black wire
of the wiper motor and the battery positive terminal.
The motor should run continuously.
(2)
Connect a jumper wire between the battery
ground post and the wiper motor ground strap. Con-
nect another jumper wire between the black
wire of
the wiper motor and the
red
wire of the wiper motor.
The wiper motor should "park."
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