Question about Craftsman Air Tools & Compressors
Either the pressure switch is not shutting off when reaching the desired pressure or the pop off is either the wrong one or it is bad. Some blow off at lower pressures for single stage air compressors while others blow off higher for 2 stage air compressors.
Posted on Feb 20, 2014
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Posted on Jan 02, 2017
1)Let your unit pump up.
2)Turn it off.
3)Find the supply line from the pump to the tank.
4)Remove the supply line from the pump head.
5a)If you hear air coming from the tank you have a bad check valve.
5b)If you do not hear air coming from the tank, you have a leaky
Posted on Feb 02, 2009
I would say the head or block is warped. Use Majic Marker to cover the mating surfaces , the head can be rubbed on a flat surface like a cast iron table saw to find the high spots, or the head can be rubbed on the block.
Careful work with a good flat file will remove the high spots.
The torque value sounds low even for an aluminum block, you could check with a small engine shop to get their opinion.
Posted on Apr 25, 2009
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