TM
5-4310-373-14
This task covers:
Installation of pressure switch.
INITIAL SETUP
Tools:
Equipment Condition:
Compressor unit OFF
Materials/Parts:
As required
Personnel Required:
Approximate Time Required (minutes):
1 Mechanic
15
LOCATION/lTEM
ACTION
REMARKS
WARNING
Be sure main power is discon-
nected before doing any work
on electrical systems. Voltages
present in this equipment can
cause injury or death.
1. Pressure switch (1)
Screw onto pipe (2).
2. Cover (3)
Remove.
3. Conduit (4)
Attach with conduit nut (5).
Figure 4-31. Pressure switch assembly
4. Wires (6)
Attach to terminals per tags.
NOTE
Two terminals on right or left
can be used.
5. Cover (3)
Replace.
6. Draincock on bottom of
Close.
tank
7. Main power
Connect.
Compressor should start up if switch is properly connected.
Figure 4-32. Pressure switch connections
4-27
