Owner`s manual

– 33 –

Carburetor adjustment

The carburetor is a vital part of the engine. Adjusting

should be left to a Yamaha dealer with the professional

knowledge, specialized data, and equipment to do so

properly.

Engine oil replacement

WARNING

Avoid draining the engine oil immediately after

stopping the engine. The oil is hot and should be

handled with care to avoid burns.

1. Place the multi-purpose engine on a level surface

and warm up the engine for several minutes. Then

stop the engine and turn the fuel cock lever to

OFF.

2. Remove the oil filler cap.

1 Oil filler cap

3. Place an oil pan under the engine. Remove the oil

drain bolt and gasket so that the oil can be com-

pletely drained.

2 Oil drain bolt

3 Gasket

4. Check the oil drain bolt, oil filler cap and O-ring.

Replace them if damaged.

4 O-ring

5. Install a new gasket and the oil drain bolt and then

tighten the bolt.

Oil drain bolt tightening torque:

(For MZ175, MZ200)

17 Nm (1.7 m·kgf, 12 ft·lbf)

(Except for MZ175, MZ200)

27 Nm (2.7 m·kgf, 20 ft·lbf)

7VB-F8199-11_E0.indd 33 2013/12/04 10:13:49