Table 5. Electrical System Troubleshooting Procedures - continued

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ELECTRICAL SYSTEM TROUBLESHOOTING - Continued 0069 00

ELECTRICAL SYSTEM Continued

Table 5. Electrical System Troubleshooting Procedures Continued

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

89. WINDSHIELD

1. Check to see if

If windshield wiper does not

WIPER DOES NOT

windshield wiper

operate on low speed,

OPERATE ON

operates on low

perform Malfunction 87

INTERMITTENT

speed (WP 0007 00).

(Windshield Wiper Does Not

SPEED

Operate On Low Speed).

2. Check to see if

If windshield wiper does not

windshield wiper

operate on intermittent

operates on

speed, notify Field

intermittent speed

Maintenance.

(WP 0007 00).

90. WINDSHIELD

1. Check to see if

If windshield wiper does not

WIPER DOES NOT

windshield wiper

operate on low speed,

OPERATE ON HIGH

operates on low

perform Malfunction 88 (All

SPEED

speed (WP 0007 00).

Windshield Wiper Speeds Do

Not Operate).

2. Check to see if

If windshield wiper does not

windshield wiper

operate on high speed, notify

operates on high

Field Maintenance.

speed (WP 0007 00).

91. HORN DOES NOT

1. Check to see if

If windshield washer does not

OPERATE

windshield washer

operate, perform Malfunction

operates (WP 0007

92 (Horn, Windshield Wipers,

00).

And Windshield Washer Do

Not Operate).

2. Check to see horn

If horn does not operate,

operates (WP 0007

notify Field Maintenance.

00).

92. HORN,

1. Does the audible

1. Drain air tanks (WP 0016 00).

WINDSHIELD

alarm operate?

WIPERS, AND

2. Position master power switch

WINDSHIELD

to on (WP 0004 00).

WASHER DO NOT

OPERATE

3. Check to see if audible alarm

operates.

4. Position master power switch

to off (WP 0004 00).

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