1). main hte driven axle lahkawng maga de sau bang u.
2). Shawng nnan na bungli galaw hpang ai shata hta, wan wut ai lam hpe nhtoi 3,7,15 hte 30 laman 4 lang galai shai nna, n-gun dat ra ai. Htawm hpang hpe yu yu ga. Furnace chain hpe n-gun n rawng ai (sh) n-gun n rawng ai rai yang, shawng na shingnip a galai shai ai screw hpe gram lajang nna, arch hpe pat shingdang na matu furnace chain hpe n-gun dat dat u.
. Grate gaw operation galaw ai shaloi n-gun n rawng ai (sh) arched rai yang, dai mara hpe aten dep masa hku nna yeng seng kau mai ai.
.4). Grate piece hpe wan nat kau ai (sh) grai n-gun n rawng ai hpe aten dep galai shai ra ai, dai hpe galaw ai shaloi shim lum lam hpe n hkra hkra galaw ra ai. Hpaji jaw ga: shawng na nbung laru chyinghka hpe hpaw nna bunghku panel lahkawng rawng ai bolt nut hpe hpaw nna, furnace bar splint hpe crowbar hte hpaw nna, grate piece hpe galai kau nna, bawnu lahkawng rawng ai bolt a nut hpe n-gun dat nna, lock hpe shinggrup da u.
5). Grate gaw off rai sai. Madung hku nna, active shaft ntsa na galai shai ai screw hpe gram lajang u.
6). Lubricating sau lam hpe pat da nna, sau hpe mai tsai shangun ai majaw, sau circuit hpe jasan jaseng nna, sau hpe galai kau u.
7). Hpun hpe aten galu jahkring kau ai rai yang, nhprang wan n-ga kata na nhprang wan n-ga hte nbung nta langai hpra hta na nhprang wan hpe shaw kau ra ai.
