ARMY TM 9-4120-380-14
NAVY EE-000-BA-MMA-010/7053-AC
AIR FORCE TO 35E9-136-21
4.37 LATCHING RELAY (K11) This task covers removal, inspection, testing and installation.
INITIAL SETUP
Tool:
Personnel: 1
Material:
Equipment Conditions:
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, and
(2) Remove control box assembly (paragraph 4 27).
REMOVAL
a
INSPECTION
a
Check for loose, corroded, mussing or broken pins.
b. Check relay for cracks, signs of overheating and other visible damage. Replace if damaged.
TESTING
Open
Pins
Closed
1-11
1000 100 ohms
2-10
1000 100 ohms
3-4
X
3-5
X
7-9
X
8-9
X
4-75