Hypertherm Duramax Hyamp Long Handheld Torches - Manual (Page 77)

Duramax Hyamp Long Handheld Torches Service Manual 808290 77
4 – Component Replacement
5. Use 2 wrenches to tighten the gas fitting that secures the torch body to the new torch lead to 69.1 kg∙cm
(60 inch∙pounds).
6. Use the pilot terminal screw and nut you removed in step 3 on page 73
to connect the red pilot arc wire from the torch lead with the red pilot
arc wire from the torch body. Tighten the screw to 17.3 kg∙cm
(15 inch∙pounds).

Keep in mind that the pilot arc wire from the torch lead must be
routed under the gas tube when the torch handle is put back
together.
7. Cover the pilot terminal screw and nut with the heatshrink included in
the kit.
a. Leave 10 mm (3/8 inch) excess heatshrink above the screw.
b. Use a heat gun to warm the heatshrink until it adheres to the screw.
c. Crimp the end of the heatshrink with a pair of pliers.
Figure 38
CAUTION!
Do not apply heat to the wires. Heating the wires can damage the connections in the torch lead.