II. Phuong phap kitSm tra v~ bao dua.ng h9p s6 hanh tinh. A. Kiem tra chung h9p s6
1. Ki~m tra khi dieu khi~n can chQn so
Dieu khitSn dn ch9n s6 phai nhy nhang va em.
- KitSm tra: dieu khitSn cin ch9n s6 khi d9ng ca chua ho~t d9ng va dang ho~t d9ng. Ne'u khi dieu khitSn cin ch9n s6 cam thlly ni;ing, kh6ng em hoi;ic h¢p s6 lam vi¢c kh6ng em, c6 tie'ng keu cfu phai kiem tra va si'ra chua kip thoi.
2. Ki~m tra hen ngoai h()p so
- Kiem tra: quan sat ben ngoai h9p s6 cac ve't chay ri diu va dung kinh ph6ng d~i de
quan sat cac ve't nut bsn ngoai VO va nap h9p s6.
B. n9i dung bao dua.ng h9p \";6 hanh tinh
1. Lam s~ch ben ngoai va xa diu b6i tron.
2. Thao roi h9p s6 va lam s~ch cac chi tie't. 3. Kiem tra hu hong chi tie't . .
4. Thay the' chi tie't theo diuh ky (joang, d¢m, cac dia ma sat, cac 6 bi ... ) 5. Lap cac chi tie't va b9 phJn.
6. Thay diu b6i tron.
7. KitSm tra t6ng hqp va v¢ sinh c6ng nghi¢p.
III. CAU Hol Va Bal T~
1. Trlnh bay cac nguyen nhan hu hong khi h9p s6 hanh tinh kh6ng ho~t d9ng ? 2. Trlnh bay cac nguyen nhiln hu hong cua cin ch9n s6 ?
tHt!C t:)p sira chua va bao duong h(>p so hanh tinh
I. t6 chuc chuful bi noi lam vi¢c
1. M1;1c dich:
- Ren luy¢n ky nang thao lap b9 bie'n mo va h◊p s6 hanh tinh.
- Nh*n d~ng cac b(> ph*n chfnh cua b(> bie'n mo va h(>p s6 hanh tinh.
2. Yen cau:
- Thao, lap thanh th~o, dung quy trlnh va dung yeu du ky thu*t. - Nh*n d~ng duqc cac b9 ph*n b◊ bien mo va h◊p s6 hanh tinh.
- Si'.r d1;mg dvng cv hqp ly, ch:i'.nh xac.
- Dam bao an toan trong qua trlnh thao, lap h◊p so hanh tinh. - T6 chuc noi lam vi¢.9 khoa h9c, ngan nap, g9n gang.
3. Chu,n bf:
a)D1;mgcv:
Dvng cv thao lap b(> bie'n mo va h(>p so hanh tinh. Khay diµig dvng cv, chi tiet . ..
Gia nang du xe, kich nang va g8 chen ke lop xe. - D6ng h6 so.
- Pan me, thu6'c ci,ip, can la.
- Cac thiet bi dung kiim tra, chful doan hu hong b◊ bien mo va h(>p s6 hanh tinh.
b) V~t tu: Gie s~ch. - Giffy nham.
- Nhien li¢u ri'.ra, diu ma boi tnm.
- Cac van, b◊ ly hqp, b(> phanh va joang d¢m thay the'.
- Tai li~u phat tay v6 cac quy trlnh va tra cuu cac yeu du ky thu~t si'.ra chua b◊ bie'n mo va h◊p so hailll tinh.
II. THaO LaP h(>p s6 hanh tinh
A. Quy trlnh thao h(>p s6 tren xe o to
1. Lam s~ch hen ngoai CIJID h(,p so
- Chen cac 16p xe chac chm va keo ham phanh tay.
- Dung barn nu6'c ap suat ~ao va phun nu6'c ri'.ra s<;tch cac ci;tn bftn hen ngoai gffm o to .
.,.
- Dung barn hoi va th6i khf nen lam S<;tCh ci;tn bftn va nu6'c barn hen ngoai Cl;lffi h(>p s6.
2. Thao cac hQ ph*n lien quan hen ngoai CIJID h(,p so hanh tinh
- Dung b9 d1:1ng Cl;l tay nghe si'.ra chua O to.
- Thao cac diu day di¢n, cac thanh keo hoi;tc day dieu khi<Sn d€n h¢p s6. -Thao rm dfiu don ep va thanh keo ly hqp (vo h¢p s6 lien vo ngoai b¢ ly hqp) .
...
3. Thao truyen d(,ng cac dang (ho~c cau chu d(,ng tru6'c)
- Dung day treo truyen d¢ng cac dang.
- Lap day treo truyen d9ng cac dang chac chm.
- Thao cac dai 6c cua hai kh6'p cac dang va dua cac dang ra ngoai.
4. Thao h(,p so khoi 6 to