TM 5-3895-379-23
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 5. Propel Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Parking Brake Does Not Disengage 5. Remove harness connector from 1. If 24 to 28 Vdc are not measured
7.
brake relay no. 1. With parking
at terminal 1 (wire 765-BR) and
When Parking Brake Switch is Pulled
brake switch pulled up, touch
BRAKE fuse is good, turn engine
Up - Continued.
positive (+) probe of multimeter
start switch to OFF position and
to terminal 1 (wire 765-BR) and
battery disconnect switch OFF
negative (-) probe of multimeter
(TM 5-3895-379-10). Repair or
to good ground.
replace wiring and connectors
from brake relay no. 1 to parking
brake switch (WP 0108 00).
2. If 24 to 28 Vdc are measured at
terminal 1, turn engine start switch
to OFF position and battery
disconnect switch OFF (TM 5-
3895-379-10). Go to Step 6.
6. Check continuity of brake relay 1. If multimeter does not measure
no. 1. Remove brake relay no. 1
zero ohms, replace brake relay no.
from operator station (WP 0070
ohms. Touch positive (+) probe of 2. If multimeter does not measure
zero ohms, go to Step 7.
multimeter to terminal 85 and
negative (-) probe of multimeter
to terminal 86 of brake relay no.
1. Multimeter should measure
zero ohms.
SCREW
WASHER
PANEL ASSEMBLY
TERMINALS
2
WASHER
SCREW
1
4
3
5
HARNESS
CONNECTOR
RELAY
BRAKE
OPERATOR
401-224
RELAY 1
STATION
0006 00-102
