Craftsman 919.184190 Owner's Manual page 24

PROBLEM CAUSE CORRECTION
Air leak from Possible defect in safety Operate safety valve manually
safety valve, valve, by pulling on ring. If valve still
leaks, it should be replaced.
Decrease amount of air usage.
Compressor is
not supplying
enough air to
operate
accessories.
Prolonged excessive use of
air.
Compressor is not large
enough for air requirement.
Hole in hose.
Check valve restricted.
Air leaks.
Restricted air intake filter
Loose belt.
Check the accessory air
requirement. If it is higher than
the SCFM or pressure supplied
by your air compressor, you
need a larger compressor.
Check and replace if required.
Remove and clean, or replace.
Tighten fittings.
Clean or replace air intake
filter. Do not operate the air
compressor with the filter
removed. Refer to the "Air
Filter" paragraph in the
"Maintenance " section.
Loosen wingnut and then
tighten wingnut until it contacts
the washer, plus one turn.
Restricted air Dirty air filter. Clean or replace. See Air Filter
intake paragraph in the Maintenance
section.
Squealing
sound.
Compressor pump has no
oil.
Loose belt.
See Oil-Checking paragraph in
the Maintenace section.
Loosen wingnut and then
tighten wingnut until it
contacts the washer, plus one
turn.
D24917 24-ENG