Vanair AIR N ARC RELIANT 300 Series Operations Manual & Parts List page 124

SECTION 7: TROUBLESHOOTING
7.2 TROUBLESHOOTING GUIDE
Fault/Malfunction
Excess amount of oil in air
discharge
Excessive moisture in the
compressed air
Welder and battery charger
behave erratically
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AIR IN ARC
Possible Cause
COMPRESSOR (CONTINUED)
Machine not on level surface
Compressor oil level too high
Scavenger system not operating
Coaleser element plugged or damaged Replace the coalescer element. Consult
Moisture accumulating in air tank
Compressor not running long enough
WELDER
Connection cables or receptacles are
soiled/contaminated
Connections not making contact
Belt slipping
Welding function is not drawing enough
operating power
090034-OP_r0
®
300 SERIES ALL-IN-ONE POWER SYSTEM
Corrective Action
Move machine to level surface.
The correct oil level is between the bottom
of the oil port threads (low level) to the top
lip of the port's threads (high level). Drain
excess oil to correct level.
Tank not positioned with the drain at its
lowest point. Reposition machine. NOTE:
Machine must be operated while on a level
surface in order for proper compressor oil
circulation throughout the system.
Inspect scavenger line for obstructions or
leaks. Replace if necessary.
Section 6.6.6, Replacing the Spin-on Air/
Oil Coalescer. Order replacement
coalescer element—see Table 9A: Recom-
mended Spare Parts List.
Drain water from air tank. Refer to Section
6.6.9, Draining the Air Tank.
Run compressor long enough to get hot.
Check for twisted cables and/or soiled/
contaminated or loose receptacle
connections.
Untwist and/or straighten out any suspected
cable tensions. Carefully wipe off any
contaminants to receptacle connectors
before re-connecting. Replace any worn or
damaged cables or receptacles. Contact
®
Vanair Mfg., Inc. Service Department if
behavior persists.
Correct connection at lug and clamp
Re-tension or replace belt. Refer to Section
6.6.14.3, Re-tensioning the Generator
Serpentine Belt, and Section 6.6.14.4,
Replacing the Generator Serpentine Belt.
If running more than one function
simultaneously, turn off competing function.
Continued on next page
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