Troubleshooting
313221M
31
Low air output at gun.
Air valve at gun may be closed.
Turn air valve counter-clockwise to
open.
Sprayer air regulator may be closed.
Pull to unlock and turn air regulator
clockwise to open.
Air connections may be loose.
Check all connections for leaking air.
Damaged (leaking) air supply hose.
Replace air supply hose.
Air intake filter clogged.
Clean or replace air intake filter kit.
Mechanical air relief valve stuck
open.
Replace mechanical air relief valve.
Electrical air relief valve stuck open.
Replace electrical air relief valve.
Loose relief valve.
Turn relief valve until it locks in place
at 100 psi.
Air compressor does not run.
Power is not on.
Turn compressor power on.
Voltage to compressor below 105
Vac for 120 Vac.
Try another outlet. Reduce extension
cord length or increase extension
cord gauge.
Loose power connections.
Verify all connections are firm.
Excessive head pressure (compres-
sor hums).
Moisture frozen in air supply line.
Wait for air pressure to bleed to zero.
Electrical air unloader stuck closed.
Replace electrical air unloader.
Open air regulator; install air line.
Complete Setup on page 12.
Compressor thermal switch is open.
Ensure ambient temperature is below
115°F (46°C).
Move sprayer to shaded, cooler area.
Low compressor performance.
Worn compressor; replace compres-
sor with Compressor Service Kit
256779.
PROBLEM
CAUSE
SOLUTION
Summary of Contents for 313221M
Page 59: ...Technical Data 313221M 59...
