Troubleshooting
Before beginning . . . . . . . . . . . . . . . . . . . . 6-2
A few words of caution . . . . . . . . . . . . . . 6-3
DIAGNOSTICS
How to identify the cause of a problem . . . . 6-4
Alarms . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Dewpoint troubleshooting . . . . . . . . . . . . . 6-17
Poor material drying troubleshooting . . . . . 6-18
REPAIR
Replacing fuses . . . . . . . . . . . . . . . . . . . . 6-23
Checking heater solid state relays . . . . . . . 6-24
Checking or replacing temperature sensors . 6-25
Replacing the regeneration heater
(W600 - 1000) . . . . . . . . . . . . . . . . . . 6-26
Replacing the regeneration heater
(W1600 - 2400) . . . . . . . . . . . . . . . . . 6-28
Replacing the regeneration heater
(W3200 - 5000) . . . . . . . . . . . . . . . . . 6-30
Replacing the desiccant wheel assembly
(W600 - 1000) . . . . . . . . . . . . . . . . . . 6-32
Replacing the desiccant wheel motor
(W600 - 1000) . . . . . . . . . . . . . . . . . . 6-34
Replacing the desiccant wheel motor
(W1600 - 5000) . . . . . . . . . . . . . . . . . 6-35
S E C T I O N
6
6
Troubleshooting
Troubleshoot ing l 6-1
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