EKOM DK50 2V/50/M Benutzerhandbuch Seite 76

Prolonged
operation of the
compressor
Compressor is
noisy (knocking,
metal noises)
Dryer does not dry
(condensed water
in the air) *
Degraded drying
–
performance
high-pressure dew
point
(condensed water
in the air)
Dryer emitting high
levels of noise
Air leaking through
relief valve at dryer
inlet
)* Clean inside surfaces of the air tank thoroughly and remove all condensed liquid after dryer
failure.
NP-DK50 2V 50, 2x2V 110-AD-2_05-2022
Air leakage in pneumatic system
Worn piston ring
Dirty inlet filter
Incorrect function of solenoid valve
Damaged piston bearing, piston
rods, motor bearing
Loose (cracked) dampening
element (spring)
Defective cooler fan
Damaged dryer
Defective automatic condensate
drain
Low operating pressure
Regeneration solenoid valve not
working
Air regeneration nozzle plugged
Cooling fan not working
Dirty cooler
Silencer plugged at outlet from
regeneration valve
Damaged fan
Damaged silencer
Air leaking through relief valve at
dryer inlet
High working pressure from air
source
Dryer inlet solenoid valve not
working
High pressure in equipment
resulting from plugged filters
Check pneumatic system – seal
loose connection
Replace worn piston ring
Replace dirty filter with new filter
Repair or replace fan or coil
Replace damaged bearing
Replace damaged spring
Replace fan
Check power source
Replace dryer
Clean / replace
Reduce the demand for air, check
the output from the compressed air
source, fix any leaks in the
distribution system
Check coil operation, replace if
damaged
Inspect the condition of the valve –
clean the valve or replace if
problems persist
Clean or replace the nozzle
(see product maintenance)
Check the power source to the fan
Replace damaged fan
Inspect the cooler and clean as
necessary
Inspect the silencers. Clean or
replace the silencer if flow
resistance is too high or if heavily
soiled.
Replace damaged fan
Replace the silencer
Check the dryer connection to the
mains and dryer connections, check
the dryer operation, check the
dryer's working pressure, and
replace defective components.
Check the pressure setting on the
compressed air source
Check the coil operation, replace if
damaged
Inspect the condition of the valve –
clean the valve or replace if
problems persist
Check the internal filters and
accessory filter assemblies.
Clean or replace dirty filters.
76
TROUBLESHOOTING
05/2022