TM 5-4310-373-14
REMARKS
ACTION
LOCATION/lTEM
4-22. PRESSURE SWITCH ADJUSTMENT - continued
Figure 4-37. Pressure switch, cover
Figure 4-36. Pressure switch, adjustment
Cut-out
Cut-In
4. Pressure adjusting screw
Turn Differential
Turn Pressure
Pressure
Pressure
(4) and differential ad-
Adjusting Screw
Adjusting Straw
justing screw (5)
Increase
Increase
Clockwise
Decrease
Decrease
Counterclockwise
Increase
No change
Clockwise
Decrease
No change
Counterclockwise
No change
Increase
Counterclockwise
Clockwise
No change
Decrease
Clockwise
Counterclockwise
To make sure adjustment is correct.
Check. See step 1.
5. Cut-in and cut-out
pressure
Replace.
6. Switch cover (3)
7. Main power
Connect.
4-31
