div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentupon-turning-and-depressing-red-knob-on-control-valve-to-pilot-a-mechanical-gashtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: upon turning and depressing red knob on control valve to pilot a mechanical gas valve is opened thereby introducing gas to the pilot burner A mechanical device prevents the flow loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsinreader033viewer20220516005aa485d97f8b9afa758c09e5html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentupon-turning-and-depressing-red-knob-on-control-valve-to-pilot-a-mechanical-gashtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: upon turning and depressing red knob on control valve to pilot a mechanical gas valve is opened thereby introducing gas to the pilot burner A mechanical device prevents the flow loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsinreader033viewer20220516005aa485d97f8b9afa758c09e5html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentupon-turning-and-depressing-red-knob-on-control-valve-to-pilot-a-mechanical-gashtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: upon turning and depressing red knob on control valve to pilot a mechanical gas valve is opened thereby introducing gas to the pilot burner A mechanical device prevents the flow loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...