WALKER FILTRATION PD0090, Manual, Page: 55 / 58

55
Function Indication Remark
Dewpoint mode active (-20)
or
Dewpoint mode active (-40)
or
Dewpoint mode active (-74)
Line message 1
DEWPOINT MODE (-20) (-40) (-74)
Line message 2
DRYER DEWPOINT -XXX PDP
Line message 3
HOURS RUN XXXXX
Line message 4
SERVICE HISTORY # XX
Dewpoint mode active but dryer in standard
cycle mode
Dewpoint hold active (-20)
or
Dewpoint hold active (-40)
or
Dewpoint hold active (-74)
Line message 1
DEWPOINT HOLD (-20) (-40) (-74)
Line message 2
DRYER DEWPOINT -XXX PDP
Line message 3
HOURS RUN XXXXX
Line message 4
SERVICE HISTORY # XX
Dewpoint hold active purge flow has been
isolated
Dewpoint mode active (-20) –
service due
or
Dewpoint mode active (-40) –
service due
or
Dewpoint mode active (-74) –
service due
Line message 1
DEWPOINT MODE (-20) (-40) (-74)
Line message 2
DRYER DEWPOINT -XXX PDP
Line message 3
SERVICE DUE (XXX HOURS)
Line message 4
SERVICE HISTORY # XX
Dewpoint mode active but dryer in standard
cycle mode (500 hour countdown until 12000
hours continuous operation)
Dewpoint mode active (-20) –
service overdue
or
Dewpoint mode active (-40) –
service overdue
or
Dewpoint mode active (-74) –
service overdue
Line message 1
DEWPOINT MODE (-20) (-40) (-74)
Line message 2
DRYER DEWPOINT -XXX PDP
Line message 3
SERVICE OVERDUE
Line message 4
SERVICE HISTORY # XX
Dewpoint mode active, dryer in standard cycle
mode (12000 hours continuous operation)
Dewpoint hold active (-20) –
service due
or
Dewpoint hold active (-40) –
service due
or
Dewpoint hold active (-74) –
service due
Line message 1
DEWPOINT HOLD (-20) (-40) (-74)
Line message 2
DRYER DEWPOINT -XXX PDP
Line message 3
SERVICE DUE (XXX HOURS)
Line message 4
SERVICE HISTORY # XX
Dewpoint hold active, purge flow has been
isolated – 500 hour countdown until 12000
hours continuous operation
Dewpoint hold active (-20) –
service overdue
or
Dewpoint hold active (-40) –
service overdue
or
Dewpoint hold active (-74) –
service overdue
Line message 1
DEWPOINT HOLD (-20) (-40) (-74)
Line message 2
DRYER DEWPOINT -XXX PDP
Line message 3
SERVICE OVERDUE
Line message 4
SERVICE HISTORY # XX
Dewpoint hold active, purge flow has been
isolated – 12000 hours continuous operation
Hygrometer out of range
Line message 1
XXXXXXXXXXXXXXX
Line message 2
XXXXXXXXXXXXXXXXXXXXX
Line message 3
XXXXXXXXXXXXXXXXXXXXX
Line message 4
HYGROMETER OUT OF RANGE
Check din plug and wiring connections
between hygrometer and Dryer controller
Section 11: Troubleshooting