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HDK-MT350_EN_06
Never leave tools, loose parts or cloths in, at or on the dryer.
Only use replacement parts that are suitable for the relevant function and
meet the technical requirements stipulated by the manufacturer. This is
always the case, if you use original replacement parts only.
Regular maintenance intervals
The table provides an overview of the maintenance work to be carried out.
The following pages describe some of these tasks. Maintenance work requiring
the dryer to be largely disassembled is not described. We recommend to have
this work to be performed by authorised specialists.
Component
Maintenance task to be carried
Maintenance interval
w
eekl
y
12 m
on
ths
24 m
on
ths
see page
Complete dryer
Carry out visual and function checks.
Vessel pressure gauge
Check dam pressure.
Muffler
Clean muffler, replace if necessary.
Dew point sensor
Replace.
Filter elements and O-rings
Replace.
Inlet and expansion valves
(V1-V4)
Replace.
Pilot valves (Y1-Y5)
Replace.
Desiccant, dust sieve
Replace.
Seals in tower - pistons and
connection sockets
Replace.
Check valves (RV5/RV6)
Replace.
Check valves (RV1-RV4)
Carry out maintenance as required
Coils of pilot control units
Note:
To assure perfect maintenance and reliable operation, we recommend
concluding a maintenance contract. Contact your distributor.