TM 5-3805-262-20
3-24. ACCESSORIES TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. WIPER ARM DOES NOT RETURN TO PARK POSITION (Cont).
S t e p 1 . ( C o n t ) .
Carefully pull cab switch panel
upwards from heater console just
enough to gain access to FRONT
WIPER switch terminals,
Disconnect black-yellow wire
spade terminal from FRONT WIPER
switch P terminal by grasping
with fingers and firmly pulling
from switch terminal.
Connect multimeter between FRONT
WIPER switch P terminal and
c h a s s i s.
Place FRONT WIPER switch in OFF
p o s i t i o n .
Turn ignition key switch to on
p o s i t i o n .
multimeter shall indicate 24 volts.
a. If 24 volts not obtained, replace FRONT WIPER switch (page
10-18).
b. If 24 volts obtained, turn ignition key switch to off position.
Reconnect black-yellow wire spade terminal to FRONT WIPER switch
P terminal by grasping with fingers and firmly pushing onto
switch terminal. Reinstall cab switch panel on heater console
and secure using four screws. Go to step 2 below.
Step 2. Disconnect wiring harness black-yellow wire spade terminal from
Windshield wiper motor P terminal by grasping with fingers and
firmly pulling off terminal .
Connect multimeter between wiper motor P terminal and metal frame of
motor.
M u l t i m e t e r s h a l l i n d i c a t e c o n t i n u i t y.
a .
b .
If multimeter does not indicate continuity, remove windshield
wiper motor, disassemble , and replace motor (page 10-13).
If multimeter indicates continuity, reconnect wiring harness
black-yellow wire spade terminal to wiper motor P terminal by
grasping between fingers and firmly pushing onto wiper motor
terminal. Go to step 3 below.
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