TM 9-2320-387-24-l
STARTER CIRCUIT
KNOWN INFO
CRANKS OK
POSSIBLE
PROBLEMS
ROTARY SWITCH
STARTER
PCB
KNOWN INFO
ROTARY SWITCH OK
ENGINE NOT LOCKED
PCB OK
POSSIBLE
PROBLEMS
BATTERIES
STARTERSOLENOID
J
KNOWN INFO
ROTARY SWITCH OK
ENGINE NOT LOCKED
STARTER OK
POSSIBLE
PROBLEMS
BATTERIES
DOES THE STARTER STOP
CRANKING WHEN THE ROTARY
SWITCH IS RETURNED TO THE
RUN OR STOP POSITIONS?
DIAGNOSTIC FLOWCHART
-
T OPTIONS
LISTEN.
REASON FOR QUESTION
The starter solenoid could be
stuck or, more likely, there may
IS THE AVERAGE STARTER
CURRENT BETWEEN 200 AND
300 AMPS?
OPTIONS
1. STEIICE-R TEST 71
(Page 2-500)
2. MULTIMETER
REASON FOR QUESTION
This will tell if the starter is
OK and if the batteries have
enough power to crank the
engine.
IS THE BATTERY VOLTAGE
AT LEAST 18.5 VOLTS WHILE
CRANKING?
1 TEST OPTIONS
1. STUICE-R
TEST 67 (Page 2-496)
2. MULTIMETER
REASON FOR QUESTION
A good cranking voltage, combined
with a good starter current, shows
that the batteries are OK.
