div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentheating-at-high-altitudes-up-to-1500-meters-unrestricted-heating-operation-ishtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: · Heating at high altitudes Up to 1500 meters - unrestricted heating operation is possible Above 1500 meters - heating operation is in principle possible for short periods eg loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsusreader034viewer2022051922601015b2c0be7900ef455cf4html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentheating-at-high-altitudes-up-to-1500-meters-unrestricted-heating-operation-ishtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: · Heating at high altitudes Up to 1500 meters - unrestricted heating operation is possible Above 1500 meters - heating operation is in principle possible for short periods eg loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsusreader034viewer2022051922601015b2c0be7900ef455cf4html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentheating-at-high-altitudes-up-to-1500-meters-unrestricted-heating-operation-ishtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: · Heating at high altitudes Up to 1500 meters - unrestricted heating operation is possible Above 1500 meters - heating operation is in principle possible for short periods eg loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...