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3.
Fit the connection tube (o), rubber handle (n), trigger (m), the protective cap of the
gasket ring, the feed roller of the motor shaft and the wire feed unit.
The connection tube (o) and the three o--rings (v) are to be fitted very snugly.
Cement the rubber handle using Bostik 292 or the like.
7
TROUBLE SHOOTING
7.1
Checking for air leaks
During the test the device is to be run without electrode and shielding gas.
Test 1
S
Turn on the compressed air to the max. pressure of 490 kPa (5 kp/cm
2
).
S
Submerge the lower part of the gun handle into a container with methylated
spirits.
Smaller leaks in the form of occasional air bubbles need not be attended to.
Test 2
S
Hold the welding gun in such a way that the motor is in vertical position with the
feed unit turned up.
S
Pour methylated spirits on the bottom of the gun housing till the feed unit is
covered.
S
Push the gun trigger checking the gasket ring for air leaks.
After the Test
S
Pour away the methylated spirits.
S
Dry and clean the gun using compressed air.
8
ORDERING OF SPARE PARTS
Spare parts are ordered through your nearest ESAB representative, see back cover.
When ordering spare parts, please state machine type and number as well as desig-
nation and spare part number as shown in the spare parts list on page 113.
This will simplify dispatch and ensure you get the right part.
GB
