Duramax/Duramax Hyamp Robotic Torches Service Manual 807460 27
2 – Torch Setup
Figure 7
13. Thread the torch body into the torch lead until snug.
The white wires of the lead should be facing up.
14. Use 2 wrenches to tighten the gas fitting that secures the torch body to the torch lead to 69.1 kg∙cm
(60 inch∙pounds).
15. Route the pilot arc wire under the gas tube and above the slot for the gas hose fitting’s flange. See Figure 8 and
Figure 9.
16. Tighten the pilot terminal screw to 17.3 kg∙cm (15 inch∙pounds).
The wire should go slightly down into the positioning barrel.
17 . Press the cap-sensor switch into its post hole and onto its mounting post. (See Figure 6.)
18. Route the cap-sensor wires below the slot for the gas hose fitting’s flange.
Conical surface of the gas tube
fitting
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