I. N gram lajang shi yang hkyen lajang ai lam .
• Laknak lang ai arung arai ni: plastic nbungli pa ni a matu laksan gram lajang ai arung arai ni (polyurethane arung arai ni zawn re ai), hka htung, hka htung, brush, kayau ai hka htung, hka htung, tape ni hte maren hkra machyi ai lam ni hpe hkyen lajang na.
• Hten za mat ai shara hpe jasan jaseng u: hten za mat ai shara kaw na n-gun n rawng ai plastic, nhprang arai ni hpe shovel lang nna shaw kau nna, grup yin hpe sandpaper hte sand galaw nna, ntsa maga hpe n-gun n rawng hkra galaw nna, gram lajang ai arung arai ni a n-gun hpe grau jat hkra galaw u; hpang jahtum, n-gun n rawng ai hpe brush hte jasan jaseng kau u.
II. Hten za mat ai hpe gram lajang ai ladat amyu myu
• Kaji ai- shara n-gun (sh) hka htung ni:
1. Hka lim ai shara gaw n-gun n law ai rai yang, hka htung-kau ai gram lajang ai arung arai hpe hkrak sha jahpring nna, grup yin na nbungli pa hte n-gun n rawng hkra, hka lim ai jak hte shinggrup u.
2. Hka htung sung ai rai yang, gram lajang ai arung arai ni hpe layer hku nna bang mai ai. Layer langai hpra hpe tsi lajang ngut ai hpang, hpang na layer hpe galaw nna, bubbles n byin hkra galaw mai ai.
•- shara kaba hkra machyi ai (sh) n-gup n-gu n-gun yawm mat ai:
1. Shawng nnan, ngang kang ai npawt nhpang dan dawng wa ai aten du hkra, hkra machyi ai shara hpe tsep kawp yeng seng kau ra ai.
2. Repair material hpe ratio hte maren kayau nna, daw mat ai shara hta maren mara garan nna, scraper hte shinggrup nna, grup yin de n-gun hpe hkang lu na re.
III. Post- hpe gram lajang nga ai
• Hkrang shapraw ngut ai hpang, gram lajang ai shara hpe tape hte shinggrup da nna, masha ni n-gun n rawng ai (sh) n-gun n rawng ai awu asin n byin hkra galaw u.
• Repair material hta tsun da ai curing aten hte maren hkyet mat na hpe la nga ra ai, dai aten gaw hkying hkum 24-48 laman aten la ra ai, hkyet mat ai aten hta nbung hpe n-gun dat ra ai.
• Hkum tsup hkra hkyet mat ai hpang, grup yin na runway hte shingra tara hku galai shai wa hkra, jut hpe sandpaper hte shim lum ai hku polish galaw nna gram lajang u.
IV. Notes
• Repair galaw ai arung arai ni gaw, nsam n bung ai (sh) bungli galaw ai lam n bung ai hpe koi lu na matu, shawng na runway arung arai hte bung ai arung arai ni hpe lata ra ai.
• Gawgap ai aten hta nbung laru hpe sadi ra ai, marang htu ai shani, nbung laru kaba ai (sh) grai katsi ai aten (galaw madang hku nna 5℃npu) hpe koi ra ai, dai hku galaw yang gram lajang ai lam a akyu hpe n hkra hkra galaw ra ai.
• Hten za ai lam grai sawng ai (sh) gram lajang ai lam hta mahkrum madup n nga ai rai yang, gram lajang ai lam a hkam kaja lam hpe chye lu na matu, hpaji rawng ai gawgap hpung hpe matut mahkai na matu hpaji jaw da ai.
