04 replace conductor tube, Section 6: cablehoz® repair, 01 cablehoz® repair – Tweco SprayMaster with Velocity Consumables MIG Gun User Manual
Page 8: Section 7: troubleshooting, Section 8: consumables, 01 replacement kits, 02 tips and nozzles, Replace conductor tube, Cablehoz® repair, Section 7: troubleshooting section 8: consumables
SAFETY AND OPERATING INSTRUCTIONS
4. Slide the Stainless Steel Sleeve onto the conductor tube end.
5. Align the set screw with the threaded hole in the conductor tube and tighten
until the screw bottoms out. Do not overtighten.
The conductor tube Stainless Steel Sleeve replacement is complete. Trim the
conduit and install the consumables.
REPLACE CONDUCTOR TUBE
The conductor tube is attached to the MIG Gun handle by two set screws on the side of the
handle. To remove:
1. Remove the front end consumables from the conductor tube.
Loosen the conduit liner set screw with a 5/64" hex wrench supplied and then
loosen the socket head cap screw securing the conductor tube in place inside
the handle with a 5/32" hex wrench. Refer to the figure below.
2. Remove conductor tube.
Conductor Tube set screw
3. Mount the conductor tube O-ring on the end of the conductor tube.
Slide the tube over the liner and insert into the brass connection within the
handle. Tighten the socket head cap screw wrench tight using the 5/32" hex
4. Tighten the conduit set screw down against the liner. Do not overtighten to
avoid damages the liner.
5. Check the length of conduit extending from the conductor tube front end and
adjust if necessary.
There are two methods of trimming the conduit. See "Conduit Installation" on
SECTION 6: CABLEHOZ® REPAIR
If you should find it necessary to repair Cablehoz connection(s), repair instructions can be
www.Tweco.com our website.
SECTION 7: TROUBLESHOOTING
Contact tips and nozzles should be cleaned frequently. Spatter buildup may cause bridging
between nozzle and tip. This could cause electrical shorting between the nozzle and work
piece as well as poor or improper gas flow. Regularly inspect the conductor tube, handle,
cable, and other parts of the MIG Gun for abrasion, cuts, or undue wear. Replace or repair
any parts found deficient. Refer to
www.Tweco.com for MIG Gun troubleshooting chart(s).
SECTION 8: CONSUMABLES
Spray Master Replacement Kit Parts List
Conductor Tube Assy.
Set Screw* (Sleeve)
Set Screw (5/64" hex
Stainless Steel Sleeve
* Not Shown
TIPS AND NOZZLES
Velocity Nozzle Identification
V N M 5 0 F S
R= Recess ¼” (6.35mm)
Orifice Opening Size:
Blank= Fixed Threaded
2 Knurl Rings
3 Knurl Rings
4 Knurl Rings
Medium Duty Heavy Duty
Velocity Contact Tip Identification
V T M A 3 0
Contact Tip Convention
Medium Duty Heavy Duty