ELCI EKM PLUS, Operating And Service Manual

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TROUBLESHOOTING
PROBLEM CAUSE SOLUTION PROBLEM CAUSE SOLUTION
Unit does not
turn on
Power cord not
plugged in
Plug in the power
cord
Unit does
not charge
No refrigerant in tank Fill tank with
refrigerant
Power switch off Turn the power
switch on
Tank valve closed Open valve
Circuit breaker error Replace circuit
breaker
Service hose couplers
closed
Open couplers
No power in AC
outlet
Check power
source
Service hose
constricted
Straighten hose
Unit does not
recover
Manifold valve closed Open valve Leak in vehicle AC
system
Find and repair
leak
Service adapters
closed
Open adapters Scale calibration
error
Re-calibrate scale
Storage tank full Empty Storage Tank
Unit cannot
pull vacuum
Loose hose
connection
Tighten hose
connections
Vacuum calibration
error
Re-calibrate
vacuum
Leak in vehicle AC
system Find and repair
leak
Weight
inaccuracies
Unit moving Do not move unit Oil injection valve
open Close oil injection
valve
Storage tank touching
the unit Prevent contact Leak in hoses Find and repair
leak
Contaminated
vacuum pump oil Change vacuum
pump oil