Troubleshooting – Nortec Industries Airfog Series User Manual

Page 49

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10-60

Page 42

2008-04-11

1. TROUBLESHOOTING

Table 1. Troubleshooting

Part Possible

Failure

Symptoms

Solution

Vacuum Valve

Diaphragm Failure

Nozzle sputter.

Low output.

No output.

Replace defective
component.

Pilot Safety Regulator
Diaphragm Ripped

Nozzles sputter.

Air in water line.

Low output.

No Output.

Water drips from bonnet.

Repair regulator using
repair kit.

Valve Seat O-Ring

Pressure water line resulting
in heavy mist.

Could damage main
diaphragm.

No control of output.

Replace o-ring, rebuilt
vacuum valve.

Other O-rings

Vacuum leak, low output, no
output.

Water leaks out.

Replace.

Cracked Housing

Vacuum leak or water dripping
from valve.

Replace damaged
component.

Blockage Reduced

output.

No output.

Clean.

Pilot Air
Regulator

Damaged Diaphragm

Loss in air pressure.

No air pressure.

Uncontrolled air pressure.

Repair.

Stuck Closed Or Open

Unable to adjust pressure.

Disassemble and clean.

Pilot Water
Regulator

Damaged Diaphragm

Loss in water pressure.

No water pressure.

Uncontrolled water pressure.

Repair.

Stuck Closed Or Open

Unable to adjust pressure.

Disassemble and clean.

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