TM 5-3895-379-23
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 5. Propel Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Propel System Does Not Change Speeds 4. Check for power at propel speed 1. If 24 to 28 Vdc are not measured
6.
at wire 751-GN, turn engine start
switch. Touch positive (+) probe
When Propel Speed Switch Is Moved -
switch and battery disconnect
of multimeter to wire 751-GN
Continued.
switch to OFF position (TM 5-
and negative (-) probe of
3895-379-10). Replace propel
multimeter to good ground.
speed switch (WP 0074 00).
2. If 24 to 28 Vdc are measured at
wire 751-GN, install panel on
operator station with nine screws
and washer. Turn engine start
switch and battery disconnect
switch to OFF position (TM 5-
3895-379-10). Repair or replace
wire 751-GN and connectors from
propel switch to brake control
valve (WP 0118 00).
PROPEL SPEED RANGE SWITCH
PANEL ASSEMBLY
SCREW
WASHER
WIRE 751-GN
SCREW
WASHER
WIRE
155-PK
PROPEL SPEED
SWITCH
401-222
OPERATOR STATION
Remove all jewelry such as rings, dog tags and bracelets. If jewelry
7.
Parking Brake Does Not Disengage
When Parking Brake Switch is
contacts electrical connection a direct short may occur resulting in
Pulled Up.
injury or death, and damage to equipment.
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.
