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ARMY TM 9-4210-381-14
NAVY EE-000-CA-MMA-010/7053-AC
AIR FORCE TO 35E9-136-31
5-52. CURRENT OVERLOADS (K23 AND K24).
This task covers:
InspectionTest
Removal
Installation
INITIAL SETUP:
Tools:
Tool kit, service, refrigeration unit (Item 1, Appendix B)
Soldering iron (Item 16, Appendix B)
Goggles, industrial (Appendix C)
Materials:
Rags (Item 12, Appendix E)
Solder, lead-tin alloy (Item 18, Appendix E)
Flux, solder, liquid rosin base (Item 19, Appendix E)
Personnel: 1
Equipment Conditions:
WARNING
Disconnect input power to the air conditioner before performing any internal maintenance. Voltages
used can KILL. Shutting the unit off at the control panel does not disconnect unit power.
1. Disconnect air conditioner input power at source.
2. Remove compressor from air conditioner (para 5-46).
3. Remove electrical box cover (para 5-50).
INSPECTION
Check current overloads for corrosion, burned insulation, and loose or missing mounting hardware. Replace current
overload if defective.
TEST
1.
Disconnect wire leads from overload terminals 1 and 2
2.
Using multimeter, measure across terminals 1 and 2 for continuity. Replace overload if no continuity exists.
3.
Connect wire leads to overload terminals 1 and 2.
REMOVAL
1.
Tag and disconnect leads.
2.
Remove two screws (1).
3.
Remove Overload (2).
INSTALLATION
1.
Place overload (2) in mounting position.
2.
Install two screws (1).
3.
Reconnect leads and remove tags.
5-123
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