old ir type 30 model 253 will not build pressure

by danny
(Phoenix, Az )

old ir type 30 model 253

old ir type 30 model 253

Im working on an old ir type 30 model 253. It wont build or hold pressure over 20psi. Checked reeds and rings and it wont build pressure still. Checked for leaks but nothing...any ideas. Help????

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Sep 03, 2015
Low pressure
by: Doug in s.d.ca

Check valve?

Leaky drain valve?

Or have you ascertained that the pump itself is at fault? Then you gotta go with cracked something or needs gaskets.

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