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TM 9-2320-285-24-1
2-67.
WINDSHIELD WIPER AND WASHER TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
NO FLUID IS SPRAYED ON WINDSHIELD WHEN WASHER SWITCH IS PRESSED
Step 1.
Check if washer reservoir is full of fluid.
a.
If washer reservoir fluid level is low, fill (para 2-69c).
b.
If washer reservoir is full of fluid, go to step 2 below.
Step 2.
Check if washer nozzle openings point at windshield.
a.
If washer nozzle openings do not point at windshield, adjust (para 2-69c).
b.
If washer nozzle openings point at windshield, go to step 3.
Step 3.
Check windshield washer hoses and tee for fluid leaks, obstructions, and loose connections.
WARNING
Compressed air must not exceed 30 psi. Wear safety glasses when using compressed air.
Failure to do so could cause serious injury to eyes and possible blindness. If you hurt your
eyes or if a foreign object is blown into your eyes, seek medical aid immediately.
a.
If hoses are leaking, replace (para 2-69c); if obstructed, clean (para 2-69c).
b.
If connections are loose, tighten; if tee is obstructed, clean (para 2-69c).
c.
If hoses and tee are not leaking, obstructed, or loose, go to step 4 below.
Step 4.
Check if washer nozzles are clogged.
WARNING
Compressed air must not exceed 30 psi. Wear safety glasses when using compressed air.
Failure to do so could cause serious injury to eyes and possible blindness. If you hurt your
eyes or if a foreign object is blown into your eyes, seek medical aid immediately.
a.
If washer nozzles are clogged, clean (para 2-69c).
b.
If washer nozzles are not clogged, go to step 5 below.
2-760
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