ACMM16WC0002 REV0.2 INSTRUCTION MANUAL DELAIR® ETSILINE COMMPACT
63
ACMM16WC0002 INSTRUCTION MANUAL DELAIR® ETSILINE COMMPACT
CHAPTER 7 PAGE 63
7. Trouble shooting
Fault Cause Action
Air Dryer does not run Unit disconnected from the power supply Check and remedy if necessary
Power switch in off position
Main power connection unreliable
The main fuse is defective
The fuse of the unit is defective
Fault Cause Action
Pressure too low Air leakage in the connections between air dryer
and system
Check and remedy if necessary
System leakage too large
Pressure settings incorrect
Remote sense activated, but not connected
Air leakage between pump manifold block
One of the pumps is defect
Pressure transducer defect
Fault Cause Action
Air Dryer switches on/off very
frequently, approx. 20 times/
min. (so called “Hunting”)
Hose diameter to small related to hose length
(>10 meter). Air resistance to high.
Use a larger hose diameter
Air resistance caused by nipple inside diameter Use nipples with larger inside
diameter
System leakage too large Reduce the system air leakage
Remote sense valve is pulled out but not con-
nected.
Push in remote sense valve
Operational pressure range too small Increase the operational pres-
sure range by adjusting the
high and/or low pressure set-
tings
Fault Cause Action
Display shows; ‘eth. Not avail” The physical link between air dryer and network
is missing.
Network cable not connected to
air dryer
Not connected to network (via
switch or router)
Display shows; RED. AL. Redundancy alarm ag is activated, the unit
showing this alarm will be skipped in redun-
dancy mode.
Solve the initial alarm that
caused the redundancy alarm
and reset the redundancy
alarm in the web-browser.
Display shows; COM. AL. Master is unable to communicate with slave. Check wiring and connectors.
Faulty communication board or
faulty main controller board.
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