sEctIoN 3
3.1 gENEral
WarNINg
3.2 assembly
Install PT-27 front end parts as shown in Figure 3-1.
WarNINg
1
PLACE THE NOzzLE, SWIRL bAFFLE,
AND ELECTRODE INTO THE SHIELD
3
IMportaNt!
MakE shIElD vErY tIght!
MakE surE poWEr sWItch oN coNsolE Is IN thE "off" posItIoN
aND prIMarY INput poWEr Is DE ENErgIzED.
thE torch hEaD coNtaINs a gas floW chEck valvE that acts IN
coNjuNctIoN WIth cIrcuItrY WIthIN thE poWEr sourcE. thIs
sYstEM prEvENts thE torch froM BEINg ENErgIzED WIth hIgh
voltagE If thE torch sWItch Is accIDENtallY closED WhEN thE
shIElD Is rEMovED. alWaYs rEplacE torch WIth thE propEr
torch MaNufacturED BY EsaB sINcE It aloNE coNtaINs EsaB's
patENtED safEtY INtErlock.
ELECTRODE
SWIRL bAFFLE
NOzzLE
SHIELD
figure 3-1. assembly of pt-27 torch front End parts
assEMBlY & opEratIoN
75
2
THREAD THIS ASSEMbLY TO THE
TORCH bODY AND HAND TIGHTEN.