Dual Stage Clutch - wsm L3301 Workshop Manual

L3301, L3901, L4701, WSM

[2] DUAL STAGE CLUTCH

Backlash between Clutch Disc Boss and Shaft
1. Mount the PTO clutch disc to the 16T gear shaft.
2. Hold the gear 16T gear shaft so that it does not turn.
3. Rotate disc lightly and measure the displacement around the
disc edge.
4. If the measurement exceeds the allowable limit, replace.
Backlash
(Displacement around Allowable limit
disc edge (PTO))
5. Perform measurement for the traveling clutch disc and the main
shaft in the same way as a above.
Backlash
(Displacement around Allowable limit
disc edge (Travelling))
Pressure Plate Flatness
1. Place a straightedge on the pressure plate and measure
clearance with a feeler gauge at several points.
2. If the clearance exceeds the allowable limit, replace it.
3. When the pressure plate is worn around its outside and its
inside surface only is in contact with the straightedge, replace
even if the clearance is within the allowable limit.
Clearance between
pressure plate and Allowable limit
straightedge
A: Inside
Belleville Spring Free Height
1. Put the belleville spring on the surface plate.
2. Place a straightedge on the belleville spring and measure the
free height.
3. If the measurement is less than the allowable limit, replace.
4. Check for cracks, if problems are found, replace.
Factory specification
Belleville spring free
height
Allowable limit
Mutual DIfference of Release Lever
1. Insert the dual stage clutch exclusive tool (Code No,
07916-90052).
2. Measure the clearance between gauge ring and the top of
adjusting screw with a feeler gauge.
3. If the clearance is not within the factory specifications, adjust
with the adjusting screws.
Mutual difference of
Factory specification
release lever
2-S24
CLUTCH
2.0 mm
0.079 in.
2.0 mm
0.079 in.
9Y1211012CLS0021US0
2.0 mm
0.008 in.
B: Outside
9Y1211012CLS0022US0
7.24 mm
0.285 in.
6.76 mm
0.266 in.
9Y1211012CLS0023US0
0 to 0.2 mm
0 to 0.008 in.
9Y1211012CLS0024US0
KiSC issued 09, 2016 A