Dump truck hpe gram lajang ai aten ladaw ni hpe masat da ai n re ai sha, mileage, lam masa, bungli galaw ai makau grup yin zawn re ai lam ni a majaw dawdan da ai. Ga shadawn, grai sawng ai lung seng htu ai shara ni hta, deng 5,000 daram hta gram lajang ra na re. Kaja ai bungli galaw ai shara ni hte shingra tara lam ni hta, kilometer 7,000-12,000 shagu hta gram lajang ra na re. Laksan hku nna, tsan ai shara de sa na matu (sh) ayan galaw na matu lang ai mawdaw kaba ni hpe shata shagu gram lajang ra nna, leng mali yawng hpe shata kru shagu gram lajang ra ai. N bung ai bungli masa ni gaw n bung ai gram lajang ra ai lam ni hpe tsun dan nna, dai ni hpe n bung ai hku galai shai ai hku nna sha mawdaw a bungli galaw ai lam hpe gram lajang lu na re.
Grau nna, n-gun kaba ai-hpyen mawdaw ni hpe shawng nnan gram lajang ai lam hpe, deng 5,000 hkawm ngut ai hpang galaw chye ai. Dai hpang, engine sau, sau hka htung, nbung hka htung, diesel hka htung ni hpe kilometer 5,000 shagu galai ra ai. Shata kru shagu hta hkum tsup ai hku gram lajang nna, bat lahkawng shagu brake system hpe gram lajang ai. Engine sau hte gear sau hpe kilometer 10,000 shagu galai nna, leng leng ni hpe mung kilometer 10,000 shagu service galaw ai.
Air filter hpe mung atsawm sha gram lajang ra ai. Primary filter hpe shingra tara masa hta hkying hkum 600-1000 shagu gram lajang ra ai, nhprang wan law ai shara ni hta hkying hkum 200-300 shagu gram lajang ra ai. Fine filter a paper core hpe gaw, n-gun ja ai shara ni hta hkying hkum 50-100 shagu gram lajang ra ai, raitim, n hkru n kaja ai shara ni hta hkying hkum 24 shagu gram lajang ra ai.
Clutch hte brake pedal n lang ai sha hkawm sa ai lam hte brake drum hpe shata shagu (sh) kilometer 5000 shagu gram lajang ra ai. Pedal hte latch ni hpe mung sau bang ra ai. Grai htum mat ai majaw galai ra ai. Key bolt ni hpe shata shagu jep yu ra ai. Grai sawng ai bungli galaw ai masa hta, jep joi ai aten hpe nhtoi 15 ya du hkra shayawm mai ai. Engine hpe mung sau hte nhprang arai ni hpe n-gun n rawng ai nba hte ayan jasan jaseng ra ai.
Engine kata na nhprang wan hte kaga nhprang wan ni hpe madung hku nna kilometer 5000 shagu hta jasan jaseng nna gram lajang ai lam galaw ai. Dai wan sau system a nozzle hte valve carbon n-gun ni hpe kilometer 10000 shagu jasan jaseng ai. Dai cooling system hpe shata kru shagu, aten ladaw galai shai ai aten hta, coolant hpe galai nna, scale hpe shaw kau na matu, service galaw ai. Dai transmission hpe kilometer 20000 daram shagu service galaw nna, n kaja ai nhprang wan, gum, hte kaga nhprang arai ni hpe shapraw kau ya ai. Mining dump truck ni gaw grau sung ai hku gram lajang ra ai, ahkyak ai lam hte lapran aten ni hku nna shani shagu jep joi ai lam, grai sawng ai gram lajang ai lam, aten masat da ai gram lajang ai lam, hte kaga gram lajang ai lam ni hpe garan nna galaw ra ai. Intensive maintenance hpe mawdaw nnan a shawng na kilometer 2,500 laman (sh) assembly kaba hpe galai shai ngut ai hpang galaw ai; shani shagu jep joi ai lam ni gaw shani shagu n lang shi yang shimlam jep joi ai lam ni rai nga ai; 5,000 kilometers (sh) hkying hkum 250 lang bungli galaw ai shaloi, aten masat da ai hku gram lajang ai lam galaw ai; hte kaga gram lajang ai aten ni gaw n bung ai.
Tsun ga nga yang, n-gun kaba ai mawdaw ni a matu gram lajang ai aten ladaw ni gaw, lam amyu myu hta hkan nna n bung ai. Mawdaw madu ni gaw, mawdaw hpe kaja ai hku tawn da na matu, mawdaw a prat hpe galu hkra galaw na matu, mawdaw gau ai shaloi shim lum hkra galaw na matu, ndai tara ni hpe atsawm sha hkan sa ra ai.