Table 5. Electrical System Troubleshooting Procedures - continued

TM 9-2320-391-10

ELECTRICAL SYSTEM TROUBLESHOOTING - Continued 0069 00

ELECTRICAL SYSTEM Continued

Table 5. Electrical System Troubleshooting Procedures Continued

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

29. PARK BRAKE

2. Is vehicle S/N 11,438

1. If vehicle S/N is 11,438 to

INDICATOR DOES

to 99,999?

99,999 perform Malfunction

NOT ILLUMINATE -

46 (Lamp Test Ground Does

Continued

Not Operate).

2. If vehicle S/N is not 11,438 to

99,999 perform Malfunction

144 (Lamp Test Switch Does

Not Operate).

30. PTO INDICATOR

1. Check to see if LAMP

1. If LAMP TEST switch does not

DOES NOT

TEST switch

illuminate PTO indicator, go

ILLUMINATE

illuminates PTO

to test 2 of this malfunction.

indicator (WP 0016

00).

2. If LAMP TEST switch

illuminates PTO indicator,

notify Field Maintenance.

2. Is vehicle S/N 11,438

1. If vehicle S/N is 11,438 to

to 99,999?

99,999 perform Malfunction

46 (Lamp Test Ground Does

Not Operate).

2. If vehicle S/N is not 11,438 to

99,999 perform Malfunction

144 (Lamp Test Switch Does

Not Operate).

31. ENGINE FAN OFF

1. Check to see if LAMP

1. If LAMP TEST switch does not

INDICATOR DOES

TEST switch

illuminate FAN OFF indicator,

NOT ILLUMINATE

illuminates FAN OFF

go to test 2 of this

indicator (WP 0016

malfunction.

00).

2. If LAMP TEST switch

illuminates FAN OFF indicator,

notify Field Maintenance.

2. Is vehicle S/N 11,438

1. If vehicle S/N is 11,438 to

to 99,999?

99,999 perform Malfunction

46 (Lamp Test Ground Does

Not Operate).

0069 00-42