Kubota WSM 07-E3B Series Workshop Manual page 199

07-E3B SERIES, WSM
Balancer Shaft Alignment (for V3007-DI-T-E3B / V3307-DI-T-E3B
Balancer Model)
1. Support the balancer shaft with V blocks on the surface plate and
set a dial indicator with its tip on the intermediate journal at high
angle.
2. Rotate the balancer shaft on the V block and get the
misalignment (half of the measurement value).
3. If the misalignment exceeds the allowable limit, replace the
balancer shaft.
Balancer shaft 1, 2
Allowable limit
alignment
(1) Balancer Shaft 1
Oil Clearance of Balancer Shaft Journal (for V3007-DI-T-E3B /
V3307-DI-T-E3B Balancer Model)
1. Measure the balancer shaft journal O.D. ((A) and (B)) with an
outside micrometer.
2. Measure the cylinder block bore I.D. ((C) and (D)) for balancer
shaft with an inside micrometer.
3. If the clearance exceeds the allowable limit, replace the balancer
shaft bearing. If it still exceeds the allowable limit, replace also
the balancer shaft.
Factory spec.
Oil clearance of
balancer shaft 1 journal
Allowable limit
Balancer shaft 1 journal
Factory spec.
O.D. (A)
Balancer shaft 1 bearing
Factory spec.
I.D. (C)
Factory spec.
Oil clearance of
balancer shaft 2 journal
Allowable limit
Balancer shaft 2 journal
Factory spec.
O.D. (B)
Balancer shaft 2 bearing
Factory spec.
I.D. (D)
(1) Balancer Shaft 1
(2) Balancer Shaft 2
S-96
ENGINE
0.02 mm
0.0008 in.
(2) Balancer Shaft 2
W1065448
0.0600 to 0.146 mm
0.00237 to 0.00574 in.
0.20 mm
0.0079 in.
48.934 to 48.950 mm
1.9266 to 1.9271 in.
49.010 to 49.080 mm
1.9296 to 1.9322 in.
0.0500 to 0.136 mm
0.00197 to 0.00535 in.
0.20 mm
0.0079 in.
48.934 to 48.950 mm
1.9266 to 1.9271 in.
49.000 to 49.070 mm
1.9292 to 1.9318 in.
(A) Balancer Shaft 1 Journal O.D.
(B) Balancer Shaft 2 Journal O.D.
(C) Balancer Shaft 1 Bearing I.D.
(D) Balancer Shaft 2 Bearing I.D.
W1065581
KiSC issued 06, 2020 A