Tweco PWH-M 2A - Manual (Page 27)

Service 4-6 Manual 0-2005
Cut hose here
Push hose on fitting approx. 3/4".
Crimp ferrule.
Cut hose here
Push hose up against shoulder of ferrule.
Crimp ferrule.
3/4"
TORCH END CONSOLE END
Figure 4-D Gas Fitting Replacement
Gas Hoses (Torch End)
1) Cut the gas hose just behind the ferrule.
2) Assemble the nut (threaded end first) over the
fitting.
3) Slide the new ferrule over the hose and then
slide the hose onto the fitting until it is approxi-
mately 1/4” past the last gland on the fitting.
4) Slide the ferrule over the hose and fitting until
it rests over the glands. Crimp in place using a
1/4" diameter crimping die, Scovill No. 47 or
equivalent.
Gas Hoses (Console End)
Follow Steps 1 through 3 for the torch end.
4) Slide the ferrule over the hose and fitting until
it rests over the glands. Crimp in place using a
5/16" diameter crimping die, Scovill No. 46 or
equivalent.