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Troubleshooting Tips
RECOVERY OPERATION
Compressor does not start or stops prematurely
Problem: Power cord not plugged in or no power at plug
Solution:Check circuit for power
Problem: MAIN POWER switch is off
Solution:Turn on switch
Problem: “FULL” message on digital display
Solution:Change tanks. See INSTALLING THE TANK
Problem: “HI-P” message on digital display
Solution:Be sure tank valves are open and hoses are properly connected
to the tank, or
Check the scale calibration. See CHECKING THE SCALE
ACCURACY
Problem: “CH-F” message on digital display
Solution:Remove and replace the filter-drier. See REPLACING THE
FILTER-DRIER and be sure to pull a vacuum
Problem: Faulty components
Solution:Call service center
Runs a short time, but does not complete recovery
Problem: Tank valves closed
Solution:Open both valves and be sure hoses are properly connected to
the tank
Problem: Manifold valves closed
Solution:Open both valves
Problem: Faulty components
Solution:Call service center
Runs but won’t shut off
Problem: Oil drain valve open
Solution:Close the valve
Problem: Leak in vehicle system
Solution:Locate and repair all system leaks
Problem: Hoses are not properly connected to the vehicle
Solution:Check hose connections
Problem: Faulty components
Solution:Call service center
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© 1998 Robinair, SPX Corporation