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Ingersoll Rand Air Compressor Maintenance Kit for TS7 Air Compressors Questions & Answers
Ingersoll Rand Air compressor loosing pressure
sounds like you have a problem with the discharge valve on the secondary cylinder, some I.R. pumps rely on the cylinder head valves to hold back tank pressure when the pump comes to a stop. the line down to the crankcase in front of the crank is a unloader valve that dumps the air pressure inside the pump to allow the next restart. I think that once you drain the tank and remove that cylinder head you will find a defective valve in the head.
My air compressor show continusly the alarm NO CONTROL POWER
No Control power is often caused by high airend temp or a faulty High AirTemp. switch(IATS Switch i.e High Air Temperature Switch). I suspect the IATS switch is bad and opening prematurely/coolent level not suffecent or bad filter condition because the att.
temp. probe located next to the switch is set to give a temp alarm
and shut down the compressor at 228 degrees.The hat switch is located
in the end of the airend and should have a 1/2 " flex
conduit attached to it. When this switch opens it cuts control power and series to emergentcy switch having two NC connection but if press emergency it gives alram emergency but if you remove cable 36 inintellisys control pannel.
Thus the controller issues a No control power . This switch is set to
open at 245 degrees. If faulty it may open at 150, 180, 200. Anything
but what it is set at. You can check this switch with a meter. When the
unit trips simply test for 110 volts at the switch or in the control
panel if familiar with wiring . please be very careful
while in any electrical panel.. 110 volts in, 110 volts out. NO 110
volts out or on one leg of the switch means its bad and should be
replaced.After it cools for a while the compressor will run again.
I want to increase pressure from 70 psi to 90 psi
by the pressure switch there should be a regutator whith a black knob on the top you will probably have to pull up on the knob to unlock it . then turn it counter clock wise. thi preessure ehould go up.
Wire size
I used to know all this stuff, the hardware store has a gauge guide to show you the correct size, i would guess that 8 would be ok, 10 would probably do it, hope this is right.
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