TM 5-2420-231-10
0019
TROUBLESHOOTING PROCEDURES
Table 1. Troubleshooting Procedures.
SYMPTOM
MALFUNCTION
CORRECTIVE ACTION:
ENGINE
1. Engine does not crank.
1. Direction control lever not in
Shift direction control lever to neutral
neutral position.
position.
2. Battery weak or faulty.
a. With starter key switch in ON position,
check voltmeter gage. Needle should
be in green range (11 to 15.3 volts). If
needle is not in green range, go to
step b below.
b. Check exterior lights for indication of
sufficient battery power. If lights are
dim, go to step c below.
WARNING
Batteries produce explosive gases. Keep
sparks, flames, cigars, and cigarettes
away from batteries. Ventilate when
charging or using in enclosed area. Wear
eye protection and protective gloves
when working near batteries. Wash
hands after handling. Failure to comply
may result in serious injury or death to
personnel.
Metal jewelry can conduct electricity.
Remove metal jewelry when near
batteries. Failure to comply may result in
serious injury or death to personnel.
c. Check battery connections for
looseness, damage, or corrosion. If
any of these conditions exist, notify
field level maintenance.
d. Slave-start the BHL (WP 0015).
e. If problem persists, notify field level
maintenance.
2. Engine cranks but does
1. Faulty engine grid heater (cold
Check if engine grid heater indicator lamp
not start.
weather only).
fails to illuminate or does not extinguish
(WP 0015). If conditions exist, notify field
level maintenance.