TM 5-3895-379-23
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 5. Propel Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
WARNING
Ensure that parking brake is engaged and propel control lever is in
neutral position before turning engine start switch to ON position. If
roller accidently starts or rolls, injury or death to personnel may
occur.
If 24 to 28 Vdc are not measured at
Check for power at parking brake
8.
Parking Brake Does Not Engage
When Parking Brake Switch Is
terminal 4 (wire 419-YL), turn
switch. Remove nine screws and
Pushed Down.
engine start switch and battery
washers and remove panel from
disconnect switch to OFF position
operator station. With parking brake
(TM
5-3895-379-10).
Replace
switch pushed down, touch positive
parking brake switch (WP 0069 00).
(+) probe of multimeter to terminal 4
(wire 419-YL) and negative (-) probe
of multimeter to good ground.
PANEL ASSEMBLY
PARKING BRAKE
SCREW
SWITCH
WASHER
SCREW
WASHER
WIRE 419-YL
TERMINAL 3
TERMINAL 4
WIRE 155-PK
OPERATOR STATION
401-223
9.
Propel Motor is Noisy.
Check oil level in fuel/hydraulic tank Add hydraulic oil if low. If oil level
is found to be correct replace propel
motor (WP 0193 00).
10. Propel Motor Leaks Oil.
Check propel motor hydraulic hose 1. Tighten any hose and fittings
and fittings.
found to be loose.
2. Replace propel motor (WP 0193
