ENGINE/COOLANT LEVEL INSPECTION/ COOLANT REPLACEMENT

INSP

ADJ

EC350000

ENGINE

COOLANT LEVEL INSPECTION

WARNING

Do not remove the radiator cap 1, drain bolt and hoses when the engine and radia- tor are hot. Scalding hot fluid and steam may be blown out under pressure, which could cause serious injury.

When the engine has cooled, place a thick towel over the radiator cap, slowly rotate the cap counterclockwise to the detent. This procedure allows any residual pres- sure to escape. When the hissing sound has stopped, press down on the cap while turning counterclockwise and remove it.

 

 

COOLANT

 

FULL

a

 

 

LOW

 

b

 

 

CAUTION:

Hard water or salt water is harmful to the engine parts. You may use distilled water, if you can’t get soft water.

1.Place the machine on a level place, and hold it in an upright position.

2.Inspect:

Coolant level

Coolant level should be between the maximum a and minimum b marks.

Coolant level is below the “LOW” level line Add soft water (tap water) up to

the proper level.

3.Start the engine and let it warm up for several minutes.

4.Turn off the engine and check the coolant level again.

NOTE:

Before checking the coolant level, wait a few minutes until the coolant settles.

COOLANT REPLACEMENT

WARNING

Do not remove the radiator cap when the engine is hot.

3 - 5

Page 70
Image 70
Yamaha WR45OFR service manual Engine, Coolant Level Inspection, Coolant Replacement