TM 5-4520-256-14
3-32.1 MOTOR STARTER (ARMY MODEL H83) MAINTENANCE.
This Task Covers:
a. Testing b. Repair c. Removal d. Inspection e. Installation
INITIAL SETUP:
Tools Required:
Tool Kit, General Mechanics (Appendix B, Section III, Item 1)
Riveter, Blind (Appendix B, Section III, Item 3).
Multimeter (Appendix B, Section III, Item 2).
Equipment Conditions:
Heater shutdown and cool.
Power cable disconnected from power source.
Access door and filters removed (para 3-10a).
a. Testing.
(1) Testing continuity of resistor (14).
(a) Remove either of the wires on the resistor.
(b) Connect multimeter across both resistor terminals. Multimeter should indicate one ohm.
(c) If multimeter indicates zero resistance, replace defective resistor.
(2) Testing continuity of K9 relay coil.
(a) Remove leads from X1 and X2 on K9 relay.
(b) Connect multimeter leads to X1 and X2. Multimeter should indicate continuity.
(c) If no continuity is indicated, replace defective K9 relay.
(3) Testing continuity of K9 relay contacts.
(a) Connect multimeter across L1 and T1 of K9 relay. Multimeter should indicate zero continuity.
(b) If continuity is indicated, replace defective K9 relay.
(4) Testing time delay (13).
3-102 Change 3
