Maintenance; General Instructions; Refrigerant; Preventive Maintenance Programme - Parker Hiross Polestar-HP Smart PSH120 User Manual

6

Maintenance

a) Th e machine is designed and built to guarantee continuous opera-
tion; however, the life of its components depends on the maintenance
performed;
b) when requesting assistance or spare parts, identify the machine
(model and serial number) by reading the data plate located on the
unit.

6.1 General instructions

!
Before any maintenance, make sure:
• the pneumatic circuit is no longer pressurized;
• the dryer is disconnected from the main power supply
Y
. Always use the Manufacturer's original spare parts: otherwise the
Manufacturer is relieved of all liability regarding machine malfunctio-
ning
Y
In case of refrigerant leakage, contact qualifi ed and authorized per-
sonnel.
Y
Th e Schrader valve must only be used in case of machine malfun-
ction: otherwise any damage caused by incorrect refrigerant charging
will not be covered by the warranty.

6.2 Refrigerant.

Charging: any damage caused by incorrect refrigerant replacement car-
ried out by unauthorized personnel will not be covered by the warranty.
Z
Y
Th e equipment contains fl uorinated greenhouse gases.
At normal temperature and pressure, the R407c refrigerant is a co-
lourless gas classifi ed in SAFETY GROUP A1 - EN378 (group 2 fl uid
according to Directive PED 97/23/EC)
GWP (Global Warming Potential) = 1774.
!
In case of refrigerant leakage, ventilate the room.
English

6.3 Preventive Maintenance Programme

To guarantee lasting maximum dryer effi ciency and reliability
Maintenance
(standard operating conditions
Activity Description
Activity
Check Service
Check POWER ON indicator is lit.
Check control panel indicators.
Check condensate drain.
Clean condenser fi ns.
Verify that the crakcase heater is cor-
rectly positioned
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.
Th e following are available (see par. 8.4):
a) 3 years preventive maintenance kits;
b) service kit
• compressor kits;
• fan kits;
• hot gas valve kits;
• water condenser kits;
c) individual spare parts.
PSH120-630

6.4 Dismantling

Th e refrigerant and the lubricating oil contained in the circuit must be
recovered in conformity with current local environmental regulations.
Maintenance Interval
) %
structural work
exchanger
pipes/headers
drain
exchanger insulation
pipe insulation
compressor
condenser
refrigerant
valves
electrical cables
Z
Recycling Disposal
steel/epoxy-polyester resins
aluminium
copper/aluminium/carbon steel
polyamide
EPS (sintered polystyrene)
synthetic rubber
steel/copper/aluminium/oil
steel/copper/aluminium
R407c
brass
copper/PVC
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