TM 5-3895-382-24
Illustration 61
End view of the typical starting motor which shows the electrical
connections
12 Volt Starting Motor
No load conditions at 25 C (77 F)
Rpm of shaft..................................................7000 minimum
Current draw .................................130 amperes maximum
Voltage ................................................................... 11.5 volts
Rated voltage ............................................................12 volts
(1)
Tighten the battery terminal nut to the following
torque: ....................................24 to 32 Nm (18 to 24 lb-ft)
(2)
Tighten the nut for the switch terminal to the
following torque:...................1.0 to 1.3 Nm (9 to 12 lb-in)
Tension of the spring for the motor
brush ............................................... 8.34 to 11.00 N (1.9 to 2.5 lb)
Minimum resistance of the starter cable
at 200 C (392 F) and at 12 volts ........................... 0.0017 ohms
24 Volt Starting Motor
No load conditions at 25 C (77 F)
Rpm of shaft..................................................7000 minimum
Current draw ...................................85 amperes maximum
Voltage .......................................................................23 volts
Rated...........................................................................24 volts
Minimum pull-in voltage ......................................................18 volts
Brush length:
Minimum brush length .........................15.5 mm (.61 inch)
Armature end play .....................................................0.1 to 0.3 mm
(.004 to .012 inch)
Install shims or remove shims in order to adjust the armature
end play to the correct specification.
Commutator
New diameter .........................................45 mm (1.77 inch)
Minimum diameter .............................42.5 mm (1.67 inch)
Start Relays
9G-4368 Relay
Illustration 62
(1)
Resistance between "C1" terminal and
"C2" terminal with the battery ................................. 0 ohms
NOTE:
There must be no polarity between the terminal
"C1" and terminal "C2" without battery current.
(2)
Resistance between "W1" terminal and
“W2” terminal ................................................15 1.5 ohms
5-43
