TM 5-4310-384-13
INSPECTION.
NOTE
Air tank should be under pressure to check operation of pressure gage.
a.
Run compressor until unit kicks off (tank pressure close to 190 psi).
b.
Inspect pressure gage (1) for cracked glass, bent needle, or unreadable face. Replace if defective.
REMOVAL.
WARNING
Disconnect main power and turn compressor unit off before performing maintenance procedure.
a.
Disconnect main power and turn compressor switch OFF.
WARNING
Air pressure in tank must be discharged before removal of pressure gage. Removal under pressure could
cause serious injury.
b.
Open drain cock and completely relieve tank pressure. Close drain cock.
c.
Unscrew pressure gage (1) from tank.
NOTE
Pressure gage is not repairable. Replace if defective.
INSTALLATION.
a.
Coat threads with anti-seize tape and install pressure gauge (1) on tank and tighten.
b.
Check that drain cock is closed.
c.
Connect main power.
d.
Run compressor. Apply soap solution at base of gage. If bubbles appear, tighten gage slowly.
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