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TM 9-4120-367-14
TM 07592B-14/1
5.10 RELAYS K2 AND K3. This task covers removal, testing and installation.
INITIAL SETUP
Applicable Configurations:
All
Test Equipment:
Multimeter
28 Vdc Power Supply
Special Tools:
None
Materials/Parts:
None
Equipment Descriptions:
Power OFF; installed in shelter
Special Environmental Conditions:
None
General Safety Instructions:
See WARNING page
None
Troubleshooting References:
None
Personnel Required:
Refrigeration Specialist
Location/Item
Relay K2 or
K3
Removal
Action
a.
b.
c.
d.
e.
Disconnect power supply.
Remove screws and carefully pull junction box
from frame. Use care to avoid breaking the sens-
ing line.
Remove terminal cover from relay.
Tag and remove all leads from relay.
Remove four screws, washers and nuts to lift relay
from frame.
Remarks
High voltage can kill.
Sensing line connects TEM-
PERATURE SELECTOR to
sensing bulb which is behind
return air louver.
Do not discard if relay is not
being replaced.
Save hardware for reuse.
5-25
References:
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