Miller Electric OM-227 398D Welder User Manual


 
OM-227 398 Page 7
4-2. XR-Water-Cooled Gun Connections
Ref. 801 577-A / 805 106-A
. Turn on coolant supply before
welding or gun will be dam-
aged.
1 Gun Control Cable
Insert plug into Gun Control
receptacle, and tighten threaded
collar.
2 Gun Connector
3 Gun Securing Knob
4 Gun Connector Block
Loosen gun securing knob, and
insert gun connector through Wire
opening until it bottoms against
block. Tighten knob. Close and
latch door.
5 Gun (Coolant) “In” Hose
Connect to Water “In” fitting on
feeder (left-hand threads).
6 Gun (Coolant) “Out” Hose
Connect to Water “Out” fitting on
feeder (left-hand threads)
7 Water (Coolant) Output
8 Water (Coolant) Input
9 XR Control (Coolant) Output
10 XR Control (Coolant) Input
Close and latch door.
Tools Needed:
1
5
6
9/16 in
4
3
2
Left Side
7
8
9
10