INSTRUCTION MANUAL FOR COOLING UNIT
YOU ARE ADVISED TO READ THIS MANUAL, PAYING
PARTICULAR ATTENTION TO THE SAFETY REGULA-
TIONS, BEFORE INSTALLING, USING OR CARRYING
OUT ANY MAINTENANCE ON THE UNIT.
IF YOU DO NOT FULLY UNDERSTAND THESE
INSTRUCTIONS, CONTACT YOUR SUPPLIER.
1 SAFETY REGULATIONS
1.1 INTRODUCTION
Before use, all persons authorized to operate, repair or
inspect the unit must read the following safety and ope-
rating instructions.
Remember: YOUR SAFETY DEPENDS ON YOU !
The operator is responsible for his own safety, and for
that of other persons in the working area. He must the-
refore be aware of, and respect, all safety regulations.
NOTHING CAN REPLACE COMMON SENSE !
2 GENERAL DESCRIPTION
2.1 SPECIFICATIONS
This apparatus is a self-contained cooling unit, designed
to cool the torches used in TIG, MIG, MAG welding and
plasma cutting equipments.
2.2 EXPLANATION OF TECHNICAL DATA
1x230V
U ~
1
50/60 Hz
Capacità serbatoio - Tank capacity
Behalterfassungsvermogen
Capacité du réservoir - Capacidad del tanque
®
Via A. Costa 24 Cadriano
Bologna-Italy
N°
Serial number which must be stated for any
demands relating to the machine.
U1
Rated supply voltage.
1xV
Single-phase power supply.
50/60 Hz Frequency.
I1
Maximum input current .
IP21
Grade of protection of the body
2.3 DESCRIPTION OF PROTECTIONS
2.3.1
Electric protection.
The cooling unit is protected against overload by means
of a fuse.
2.3.2
"pressure and coolant
flow rate" protection.
This protection is provided by a flow meter inserted in the
4
IP 21
Ventilazione forzata
Forced ventilation
I 1.2
1
A
Kuhlart F - Ventile
Ventilacion forzada
5 L.
GRV8
GRV8
GRV8
1680
.
ART
cooling circuit. The flow meter interrupts welding machi-
ne operation when no liquid flows inside the hydraulic cir-
cuit.
NOTE: In order to use this protection, the connector E
must be inserted in the socket provided on the power
source.
2.4 DESCRIPTION OF THE APPARATUS
A)
ON/OFF switch (I/O).
B)
Tank cap.
C)
Slot for checking the coolant level.
D)
Mains lead.
E)
"Coolant pressure" protection connector.
F)
Fuse holder.
G)
Quick fittings for the torch cooling hoses.
Cold water outlet. - Blue.
Hot water inlet. - Red.
F
E
D
3 INSTALLATION
3.1 SETTING UP
Place the apparatus according to the instructions given in
the manual of the machine with which it is to be used.
3.2 INSTALLATION
The unit must be installed by qualified personnel. All con-
nections effected must comply with the current stan-
dards and with the law on safety at work.
Before connecting up the mains lead, ensure that the
hoses are already connected, the power supply volta-
ge corresponds to that indicated on the technical data
plate, and the earth plug is efficient.
B
C
A
G