Tohatsu MFS 30 — настройка зазоров клапанов: пошаговое руководство [137/319]

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5-21

25/30 2006

Valve Clearance (when engine is cold) :

(IN) Intake valve d : 0.15±0.02 mm ( 0.006±0.001 in )

(EX) Exhaust valve e : 0.20±0.02 mm ( 0.008±0.001 in )

EX IN

NO.1

NO.2

NO.3

NO.1

NO.2

NO.3

Perform adjustment of valve clearances when

engine is cold.

11. Loosen rocker arm lock nut 6, and turn adjusting screw 7

to set valve clearance to specified value.

Rocker Arm Lock Nut 5 :

7 N·m ( 5 lb·ft ) [ 0.7 kgf·m]

13. Install cylinder head cover, fuel pump, spark plugs, recoil

starter and belt cover.

12. Tighten rocker arm lock nut 6 to specified torque, and check

valve clearance again. Readjust if necessary.

• Turning adjust screw 7 clockwise makes valve

clearance smaller.

• Turning adjust screw 7 counterclockwise

makes valve clearance larger.

Valve Clearance Driver 8 :

P/N. 3AC-99030-0

Torque Wrench 9 :

P/N. 3AC-99070-0

Thickness Gauge 0 :

Use commercially available item.

When removing or installing cylinder head cover,

use 10mm ring wrench with large offset angle.

14. Reconnect spark plug caps and ignition coils.

15. Reconnect breather hoses (2) and cooling water (fuel cooler)

hoses (2).

16. Reconnect upper starter lock cable.

MFS25_30_ch05.qxd 06.3.9 4:48 PM ページ 21