Hypertherm Duramax Hyamp Long Handheld Torches - Manual (Page 60)

60 Duramax Hyamp Long Handheld Torches Service Manual 808290
4 – Component Replacement
7. Use 2 wrenches to loosen the gas fitting that secures the torch body’s gas tube to the torch lead . Separate
the torch body from the torch lead. (See Figure 21.)

Heating the gas fitting can help loosen the threadlocker and make removing the torch
body easier. Slowly heat only the fitting with a heat gun until you can easily loosen the
fitting.
8. Cover the end of the gas line on the torch lead with tape to keep dirt and other contaminants from getting in the gas
line.
9. Pull the torch body out of the extension tube.
10. Make sure the torch head and cap-sensor switch have been removed from the front shell.
Figure 21
 The 0.6 m (2 foot) torches contain only 1 foam strip around the middle of the torch body;
the 1.2 m (4 foot) torches (pictured above) contain 2 foam strips around the middle of the
torch body.
CAUTION!
Do not apply heat to the wires. Heating the wires can damage the connections in the torch lead.
CAUTION!
Always use 2 wrenches to properly loosen and tighten the hex nuts and bolts mentioned in these
procedures. A strong threadlocker is used to assemble the torch, and loosening the nuts incorrectly
can damage the threads.
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