Cooling System; Checking And Adjusting - wsm L503 Workshop Manual

L3130 · L3430 · L3830 · L4630 · L5030, WSM

[4] COOLING SYSTEM

(1) Checking and Adjusting

Clearance between Rotor and Cover
1. Put a strip of plastigage (Code No.: 07909-30241) onto the rotor
face with grease.
2. Install the cover and tighten the screws.
3. Remove the cover carefully, and measure the width of the press
gauge with a sheet of gauge.
4. If the clearance exceeds the factory specifications, replace oil
pump rotor assembly.
End clearance between
Factory spec.
inner rotor and cover
Fan Belt Tension
1. Measure the deflection (A), depressing the belt halfway between
the fan drive pulley and alternator pulley at specified force (98 N,
10 kgf, 22 lbs).
2. If the measurement is not within the factory specifications, loosen
the alternator mounting screws and relocate the alternator to
adjust.
Deflection (A) Factory spec.
Fan Belt Damage and Wear
1. Check the fan belt for damage.
2. If the fan belt is damaged, replace it.
3. Check if the fan belt is worn and sunk in the pulley groove.
4. If the fan belt is nearly worn out and deeply sunk in the pulley
groove, replace it.
1-S62
ENGINE
0.105 to 0.150 mm
0.00413 to 0.00591 in.
W1035444
7.0 to 9.0 mm
0.28 to 0.35 in.
W1035667
W1035758
KiSC issued 02, 2007 A