Parker PST090, User Manual, Page: 3 / 84

English
1/6
PST 090-340
1 Safety
1.1 Importance of the manual
• Keep it for the entire life of the machine.
• Read it before any operation.
• It is subject to changes: for updated information see the version on
the unit.
1.2 Warning signals
!
Instruction for avoiding danger to persons
Y
Instruction for avoiding damage to the equipment.
Z
The presence of a skilled or authorized technician is required.
,
Th ere are symbols whose meaning is given in the para. 8.1
1.3 Safety instructions
!
Every unit is equipped with an electric disconnecting switch for
operating in safe conditions. Always use this device in order to eliminate
risks maintenance.
!
Th e manual is intended for the end-user, only for operations perfor-
mable with closed panels: operations requiring opening with tools must
be carried out by skilled and qualifi ed personnel.
Y
Do not exceed the design limits given on the data plate.
!Y
It is the user’s responsibility to avoid loads diff erent from the
internal static pressure. Th e unit must be appropriately protected whe-
never risks of seismic phenomena exist.
!
Th e safety devices on the compressed air circuit must be provided
for by the user
Th
e dimensioning of the safety devices of the air compressed circuit
must be according to the specifi cations of the system and legislation in
force locally.
Only use the unit for professional work and for its intended purpose.
Th
e user is responsible for analysing the application aspects for product
installation, and following all the applicable industrial and safety stan-
dards and regulations contained in the product instruction manual or
other documentation supplied with the unit.
Tampering or replacement of any parts by unauthorized personnel and/
or improper machine use exonerate the manufacturer from all responsi-
bility and invalidate the warranty.
Th
e manufacturer declines and present or future liability for damage to
persons, things and the machine, due to negligence of the operators,
non-compliance with all the instructions given in this manual, and non-
application of current regulations regarding safety of the system.
Th e manufacturer declines any liability for damage due to alterations
and/or changes to the packing.
It is the responsibility of the user to ensure that the specifi cations provi-
ded for the selection of the unit or components and/or options are fully
comprehensive for the correct or foreseeable use of the machine itself or
its components.
!
IMPORTANT: Th e manufacturer reserves the right to modify this ma-
nual at any time. Th e most comprehensive and updated information, the
user is advised to consult the manual supplied with the unit.
1.4 Residual risks
Th e installation, start up, stopping and maintenance of the machine
must be performed in accordance with the information and instructions
given in the technical documentation supplied and always in such a way
to avoid the creation of a hazardous situation. Th
e risks that it has not
been possible to eliminate in the design stage are listed in the following
table:
Part aff ected Residual
risk
Manner of
exposure
Precautions
heat exchanger
coil small cuts contact avoid contact, wear protective
gloves
fan grille and fan lesions insertion of pointed
objects through the
grille while the fan is in
operation do not poke objects of any
type through the fan grille or
place any objects on the grille
inside the unit:
compressor and
discharge pipe burns contact avoid contact, wear protective
gloves
inside the unit:
metal parts and
electrical wires intoxication,
electrical
shock, serious
burns defects in the insulation
of the power supply lines
upstream of the electrical
panel; live metal parts adequate electrical protection
of the power supply line; en-
sure metal parts are properly
connected to earth
outside the unit:
area surrounding
the unit intoxication,
serious burns fi re due to short circuit or
overheating of the supply
line upstream of the unit’s
electrical panel ensure conductor cross-
sectional areas and the supply
line protection system con-
form to applicable regulations
8 Appendix
,
Th ere are symbols whose meaning is given in the par. 8.1.
8.1 Legend
8.2 Installation diagram
8.3 Technical data
8.4 Spare parts list
8.5 Exploded drawing
8.6 Dimensional drawings
8.7 Refrigerant circuit
8.8 Wiring diagram
Index
1 Safety 1
1.1 Importance of the manual .................................................................... 1
1.2 Warning signals ...................................................................................... 1
1.3 Safety instructions
.................................................................................. 1
1.4 Residual risks .......................................................................................... 1
2 Introduction 2
2.1 Transport ................................................................................................. 2
2.2 Handling
.................................................................................................. 2
2.3 Inspection................................................................................................ 2
2.4 Storage ..................................................................................................... 2
3 Installation 2
3.1 Procedures .............................................................................................. 2
3.2 Operating space ...................................................................................... 2
3.3 Versions ................................................................................................... 2
3.4 Tips .......................................................................................................... 2
3.5 Electrical connection ............................................................................. 2
3.6 Condensate drain connection .............................................................. 2
4 Commissioning 2
4.1 Preliminary checks ................................................................................. 2
4.2 Starting .................................................................................................... 2
4.3 Operation ................................................................................................ 2
4.4 Stop .......................................................................................................... 3
5 Control 3
5.1 Control panel .......................................................................................... 3
5.2 Operation ................................................................................................ 3
5.3 Parameters............................................................................................... 4
5.4 Alarms and Warnings ............................................................................ 4
6 Maintenance 5
6.1 General instructions .............................................................................. 5
6.2 Refrigerant. ............................................................................................. 5
6.3 Preventive Maintenance Programme .................................................. 5
6.4 Dismantling ............................................................................................ 5
7 Troubleshooting 6