Quincy QGS 10 Instruction Book page 65

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Flashing error code Error Possible
description cause
Fan control Fan control
probe failed. probe
defective.
Dewpoint Dewpoint
temperature temperature
probe failed. probe
defective.
High dewpoint. Flow rate or
Call for service. inlet
temperature
exceeding the
limit.
Refrigerant
leak.
Low dewpoint. Hot gas bypass
Call for service valve out of
order
Ambient
temperature
lower than the
limit
EPROM error EPROM
defective
Maintenance Maintenance is
required overdue.
(Warning
appears after
6000 h)
Operations
Replace the
probe.
Replace the
probe.
Check flow rate
or inlet
temperature.
Check
refrigerant
charge.
Inspect hot gas
bypass valve.
Replace if
necessary.
Check ambient
temperature.
Dryer will stop
running.
Reset by
pressing one of
the four
buttons.
Replace
controller to
ensure dryer
reliability.
Dryer needs
maintenance.
Error can be
reset. See
section Reset
the
maintenance
due warning.
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