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 3. Check for power to parking brake 1. If 24 to 28 Vdc are not measured
7.
switch. Remove nine screws and
at terminal 3 (wire 155-PK) and
When Parking Brake Switch is Pulled
washers and remove panel from
BRAKE fuse is good, turn engine
Up - Continued.
operator station. Turn battery
start switch and battery disconnect
disconnect switch and engine
switch to OFF position (TM 5-
start switch to ON position (TM
3895-379-10). Repair or replace
5-3895-379-10). Touch positive
wiring and connectors to BRAKE
(+) probe of multimeter to
fuse holder (WP 0077 00).
terminal 3 (wire 155-PK) and
negative (-) probe of multimeter 2. If 24 to 28 Vdc are measured at
terminal 3, go to Step 4.
to good ground.
4. Check for power at parking brake 1. If 24 to 28 Vdc are not measured
switch. With parking brake
at terminal 2 (wire 765-BR) and
switch pulled up, touch positive
BRAKE fuse is good, turn engine
(+) probe of multimeter to
start switch and battery disconnect
terminal 2 (wire 765-BR) and
switch to OFF position (TM 5-
negative (-) probe of multimeter
3895-379-10). Replace parking
to good ground.
brake switch (WP 0069 00).
2. If 24 to 28 Vdc are measured at
terminal 2, go to Step 5.
PANEL ASSEMBLY
PARKING BRAKE
SCREW
SWITCH
WASHER
SCREW
WASHER
WIRE 765-BR
TERMINAL 3
TERMINAL 2
WIRE 155-PK
OPERATOR STATION
401-223
0006 00-101
