TM 9-2320-387-24-2
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18-4. STARTER REPAIR (Contd)
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23.
Using core shaft nut tool, install locknut (2) on core shaft (1).
e. Bench Testing and Adjustment
1. Adjust armature end play to 0.005-0.030 in. (0.127-0.762 mm) by removing commutator end
frame (3) and adding or removing thrust washer(s) (4) on commutator end of armature shaft (5).
2.
Connect 12 volts (not 24 volts) direct current to starter motor (7). Momentarily connect jumper
lead (6) as shown. This will shift pinion (8) into cranking position until battery is disconnected.
3.
Push pinion (8) towards commutator end of starter motor (6) to end of travel, and measure distance
between outside edge of pinion (8) and pinion stop (9). End play must be 0.020-0.050 in.
(0.508-1.27 mm). Adjust end play by turning core shaft locknut (2) in or out.
NUTTOOL
18-24