1# Verify the ISV tank is not overfilled.if full,remove refrigerant from tank. 2# Verify if there is high pressure in the tank.Purge excess air from the tank manually.( Open air purge hose from the tank,then press tank valve as needed) 3#Check the high pressure switch for proper operation.Hope this will solve your problem.
If your machine is one of the bellow Model:- Robinair 34700Z / 347002K & 347112K series.
just do the following, with POWER SWITCH OFF: - 1# Open front panel cover and verify
the ISV tank is not overfilled. If full, carefully remove refrigerant manually
from ISV tank by pressing tank valve. 2# verify if there is high pressure in
the ISV tank. Purge excess air from the tank manually. (Open air purge hose
from the ISV tank, then carefully press tank valve as needed to blow out excess
pressure from the ISV tank)
After
doing all above stapes and your problem still exist then replace air purge
solenoid (Air purge solenoid located near the ISV tank and fixed with automatic
air purge device). Hope this will solve your problem, if so please vote for it
for farther help! Good luck
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