TM 5-2420-231-23-1
0049
Table 1. Rear Window Wiper Does Not Function Correctly - Continued.
049
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. Place rear window wiper switch in
Rear Window Wiper Does
the low-speed position (TM 5-
Not Function Correctly -
2420-231-10).
Continued
5. Using a digital multimeter, mea-
Voltage 10 to 14 Volts - Proceed to
sure voltage between cab wiring
step 6.
harness connector (WP 0007, Fig-
Voltage Less Than 10 Volts - Place
ure 127) terminal B and machine
rear window wiper switch in the off
ground. Voltage should be 10 to 14
position (TM 5-2420-231-10).
volts.
Proceed to Test Step 6.
6. Using a digital multimeter, mea-
Voltage 10 to 14 Volts - Replace rear
sure voltage between cab wiring
window wiper motor (WP 0343).
harness connector (WP 0007, Fig-
Proceed to Test Step 20.
ure 127) terminal B and Terminal
Voltage Less Than 10 Volts - Replace
AA. Voltage should be 10 to 14
cab wiring harness (WP 0181).
volts.
Proceed to Test Step 20.
Test Step 6. Test For Voltage to Rear
Window Wiper Switch.
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
0049-5
