English
19/20
PSE 120-350
7.3 Preventive Maintenance Programme
To guarantee lasting maximum dryer effi ciency and reliability:
Maintenance
Activity Description
Maintenance Interval
(standard operating conditions)
Activity
Check
Service
Daily
Weekly
4 Months
12 Months
36 Months
Check POWER ON indicator is lit.
Check control panel indicators
Check condensate drain
Clean condenser fi ns.
Verify the correct position and operation of the
crankcase heater
Check electrical absorption
Check refrigerant leaks
Depressurize the dryer
Complete drain maintenance
Depressurize the dryer
Replace pre- and post-fi lter elements
Check temperature sensors
Replace if necessary
Dryer maintenance kit
The following are available (see par. 9.4):
a) 3 years preventive maintenance kits;
b) service kit
• compressor kits;
• fan kits;
• hot gas valve kits;
• water condenser kits;
c) individual spare parts.
7.4 Dismantling
The refrigerant and the lubricating oil contained in the circuit must be recovered in conformity with
current local environmental regulations.
The refrigerant fl uid is recovered before fi nal scrapping of the equipment ((EU) No. 517/2014 art.8).
% Recycling Disposal Z
structural work steel/epoxy-polyester resins
exchanger aluminium
pipes/headers copper/aluminium/carbon steel
drain polyamide
exchanger insulation EPS (sintered polystyrene)
pipe insulation synthetic rubber
compressor steel/copper/aluminium/oil
condenser copper/aluminium
refrigerant R513A
valves brass
electrical cables copper/PVC
Equipment containing electrical components
must be disposed separately collected with elec-
trical and electronic waste according to local and
currently legislation.
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