Repair Service; Solving Problems - EKOM DK50 Anleitung Zur Installation, Bedienung Und Wartung

DK50
DK50 PLUS

17. REPAIR SERVICE

Guaranteed and post-guarantee repairs must be done by the manufacturer, its authorized representative, or
service personnel approved by the supplier.
The manufacturer reserves the right to make changes to the appliance without notice. Any changes made
will not affect the functional properties of the appliance.

18. SOLVING PROBLEMS

Caution!
appliance from the mains.

For permanently high efficiency of drying, it is necessary to maintain the whole appliance, and
mainly ventilator clean – regularly clean the surface of ventilator and cooling fins of cooler.
Troubleshooting can be performed only by qualified personnel.
FAILURE
Compressor does not
start
Compressor often
switches on
Prolonged running of
compressor
Compressor is noisy
(knocking, metal
noises)
Dryer doesn´t dry
(condensed water in
the tank)
The internal surfaces of the air tank must be cleaned and all condensed liquid must be removed after a dryer
failure.
Check the dew point of the air leaving the air tank (see Chapter 5 - Technical Data) in order to protect
connected equipment from damage!
7/2014
Before proceeding, depressurize the air tank to zero and disconnect the
POSSIBLE CAUSE
No voltage in pressure switch
Disconnected winding of motor, damaged
thermal protection
Faulty capacitor
Seizure of piston or another rotary part
Pressure switch does not switch on
Air leak in pneumatic distribution system
Leaking check valve
Greater volume of condensed liquid in
pressure vessel
Air leak in pneumatic distribution system
Worn piston ring
Contaminated input filter
Defective solenoid valve
Damaged bearing of piston,
motor bearing
Loose or cracked spring
inoperative cooler ventilator
Damaged dryer
Dirty automatic condensate drain on filters
Dirty filter and micro-filter elements
Check voltage in socket
Check fuse – replace faulty one
Loosen terminal – tighten it
Check power cord – replace faulty one
Replace motor or re-wind it
Replace capacitor
Replace damaged parts
Check the function of pressure switch
Check pneumatic distribution system – seal
loose joint
Clean valve, replace seals, replace valve
Drain condensed liquid
Check pneumatic distribution system
loose joint
Replace worn piston ring
Replace contaminated filter with the new one
Repair or change the valve
piston rod, Replace damaged bearing
Replace damaged spring
replace ventilator
check supply of electric energy
Replace dryer
clean / replace
Replace old elements with new elements
- 37 -
REMEDY
– seal
NP-DK50-3_07-2014-md