Lincoln Electric Air Vantage 600 Owner's Manual page 30

SYMPTOM
Frequent relief valve
operation
Compressor does not
run
Frequent over-
temperature shut-down
Excessive oil in the air
Objectionable noise
level
28
POSSIBLE CAUSE
Pressure control line
plugged or frozen
System still at high
pressure
Defective relief valve
High system pressure
High oil temperature
Low oil level
Restricted oil lines
Plugged oil filter
Cooler not functioning
or plugged
Engine cooling
system failure (high
engine temperature)
High ambient
temperatures
Oil temperature
sensor failure
Requires service
Coalescing separator
failure
Clogged scavenge
line screen
High oil level
Operating angle in
excess of 25 degrees
from horizontal
Air operated
equipment is faulty, or
not correctly
connected to supply
valve. Discharge
pressure too low.
Using incorrect oil
Incorrect start-up/
shutdown procedures
Excessive gear wear
VMAC – Vehicle Mounted Air Compressors
Toll Free: 1-888-241-2289 Local: 250-740-3200
CORRECTIVE ACTION
Remove and clear the line
Wait for system blow-down or
bleed off all system pressure
Replace the valve
Clutch will not engage with
more than 2 psi system
pressure
See "frequent over-
temperature shut-down"
Check oil level with
equipment on level ground
Check for kinked or pinched
lines
Replace oil filter
Replace or clean oil cooler
Correct problem
Reduce duty cycle
Replace if defective
Perform 500hr (6 month)
service
Replace element
Clean or replace
Check oil level with
equipment on level ground
Reduce operating angle
Test air operated equipment
for proper operation and
connect to supply valve
Drain incorrect oil from all
components. Flush and
replace with VMAC certified
oil
Observe start up/ shutdown
procedures detailed in this
manual.
Replace air compressor
Fax: 1-250-740-3201