Dodge D150 1990 Service Manual page 411

8K - 2 WINDSHIELD WIPER AND WASHER SYSTEMS •
BLADES DO
NOT PARK
I MOTOR RUNS I
BUT OUTPUT
CRANK DOES
NOT TURN
IMOTOR STOPS
IN ANY
POSITION
I WHEN SWITCH
IS TURNED
"Off"
X
IMOTOR STOPS!
BLADES DO
NOT PARK
PROPERLY
MOTOR WILL
NOT STOP
I WHEN SWITCH |
IS TURNED
"OFF"
OPEN PARK
WIRING CIRCUIT
t :
FAULTY SWITCH
ARM SET AT
INCORRECT
POSITION
t
DEFECTIVE
MOTOR
ARMS LOOSE
ON PIVOT SHAFT
DEFECTIVE
MOTOR
X
LINKAGE NOT
FASTENED
PROPERLY TO
MOTOR OUTPUT
SHAFT
t
BLADES SLAP I
AGAINST
I
WINDSHIELD I
MOULDINGS I
ION DRY GLASS!
ARMS LOOSE*
ON PIVOT SHAFT
DEFECTIVE
MOTOR
X
ARM
IMPROPERLY
POSITIONED ON
PIVOT SHAFT-
LOOSE LINKAGE
AT MOTOR
CONNECTION
DEFECTIVE
MOTOR
MOTOR WILL
NOT RUN
I AT ANY SPEED!
LOOSENESS OF
THE MOTOR
CRANK OR OTHER
DRIVE PARTS
MOTOR
WILL NOT
RUN
CHECK
VOLTAGE
AT MOTOR
VOLTAGE
PRESENT
DEFECTIVE
MOTOR
CHECK
GROUND
WIPER
KNOCK
WIPER KNOCKS
AT EXTREME
WIPE
AXIAL OR WORN
OUT FREEPLAY
IN LINKAGE
BLADES
CHATTER
FOREIGN
SUBSTANCE SUCH
AS BODY POLISH
ON GLASS OR
BLADES
TWISTED ARM
HOLDS BLADE AT
WRONG ANGLE
TO GLASS
BENT OR
DAAAAGED
BLADES
I WIPER BLADES |
OPERATING
PROPERLY
WIPER KNOCK
AT OTHER
THAN EXTREME
WIPE
X
ARMATURE
END PLAY
IN MOTOR
f
REPLACE
MOTOR
NEW
FUSE
BLOWS
REMOVE
MOTOR
CONNECTOR
I MOTOR RUNS
BLADES DO
NOT MOVE
NEW
FUSE
GOOD
OUTPUT
SHAFT
STATIONARY
OUTPUT
SHAFT
ROTATES
X
X
X
REPLACE
FUSE
REPLACE
MOTOR
FUSE
BLOWS
REPLACE
MOTOR
LOOSE
MOTOR
CRANK
X
BAD
LINKAGE
CONNECTION
ARMS LOOSE
ON PIVOT SHAFT
CHECK
WIRING
CHECK
SWITCH
RF80B