PROBLEM

CAUSE

CORRECTION

 

 

Pressure reading

It is normal for "some"

If there is an excessive amount

 

 

on the regulated

pressure drop to occur.

of pressure drop when the

 

 

pressure gauge

 

accessory is used, adjust the

 

 

 

regulator as instructed in the

 

 

drops when an

 

 

 

 

Operation section.

 

 

accessory is

 

 

 

 

NOTE: Adjust the regulated

 

 

used.

 

 

 

 

pressure under flow conditions

 

 

 

 

 

 

 

 

(while accessory is being

 

 

 

 

used).

 

 

 

 

 

 

 

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.

 

 

 

 

 

 

 

Compressor is

Prolonged excessive use

Decrease amount of air usage.

 

 

not supplying

of air.

Check the accessory air

 

 

enough air

Compressor is not large

 

 

to operate

enough for air requirement.

requirement. If it is higher than

 

 

accessories.

 

the SCFM or pressure supplied

 

 

 

 

by your air compressor, you

 

 

 

 

need a larger compressor.

 

 

 

Hole in hose.

Check and replace if required.

 

 

 

Check valve restricted.

Remove and clean, or replace.

 

 

 

Air leaks.

Tighten fittings.

 

 

 

Restricted air intake filter.

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.

 

 

 

Loose belt.

Loosen wingnut and then

 

 

 

 

tighten wingnut until it contacts

 

 

 

 

the washer, plus one turn.

 

 

 

 

 

 

 

Restricted air

Dirty air filter.

Clean or replace. See "Air

 

 

intake.

 

Filter" paragraph in the

 

 

 

 

Maintenance section.

 

 

 

 

 

 

 

Regulator knob

Damaged regulator.

Replace.

 

 

has continuous

 

 

 

 

air leak.

 

 

 

 

 

 

 

 

 

Regulator will

Damaged regulator.

Replace.

 

 

not shut off air

 

 

 

 

outlet.

 

 

 

 

 

 

 

A15256

26- ENG

Page 26
Image 26
Craftsman 919.728001, A15256 owner manual Pressure reading