Chicago Dryer Edge MAXX, Instruction Manual

Page: 130 / 288

Troubleshooting Edge MAXX
6-28
WARNING
Only trained personnel with experience
in electrical or mechanical repair should
troubleshoot and repair the unit.
Troubleshooting
WARNING
Read the REPAIR chapter and make
sure that the power is disconnected
before doing any repairs.
6.12 Compressed Air System
ISSUE POSSIBLE CAUSE SOLUTION
No Air Supply to Unit
1. Facility air supply is off. Turn facility air supply is on.
Open air supply valve to unit.
•
•
2. Air supply hose to unit is
disconnected or clogged.
Make sure compressed air connection
to unit is secure.
Check supply hose and clear of any
obstructions.
•
•
Poor Air Pressure in Unit
1. Check air pressure regula-
tor settings.
Make sure incoming air pressure is at
least 80 psi (550 kPa).
Pressure must be set correctly. Refer
to the OPERATING PRINCIPLES
chapter, Compressed Air System
section, Air Filter/Regulators subsec-
tion.
•
•
2. Air filter/regulator/auto
drain is dirty.
Service. Refer to the PREVENTIVE
MAINTENANCE chapter, Semi-Annu-
al PM section, Clean Air Filter/Regu-
lator/Auto Drain procedure.
•
3. Air supply pressure to unit
too low.
Check facility air pressure. Adjust/cor-
rect as necessary to meet unit re-
quirements. Refer to the APPENDIX ,
Technical Specifications .
•
4. Air supply hose/piping too
small.
Make sure supply lines are 1/2” (13
mm) inside diameter.
•
5. Air supply hose to unit is
leaking, kinked or plugged.
Check hose to unit. Repair/replace as
necessary.
•
No or Poor Air Supply to Air
Devices
1. Compressed air tubing
problem.
Make sure connections are secure.
Check tubing for leaks, kinks or plugs.
•
•
2. Air valve malfunction. Make sure coil is properly connected
to air valve.
Make sure coil is receiving electrical
signal.
Replace coil/air valve.
•
•
•
3. Air supply hose/piping too
small.
Make sure supply lines are 1/2” (13
mm) inside diameter.
•
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