Yamaha XT1200Z 2010 Service Manual page 394

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
2. Measure:
• Balancer shaft-journal-to-balancer shaft-jour-
nal-bearing clearance
Out of specification → Replace the balancer
shaft journal bearings.
Balancer shaft-journal-to-balanc-
er shaft-journal-bearing clear-
ance
0.016–0.040 mm (0.0006–0.0016
in)
ECA23P1048
NOTICE
Do not interchange the balancer shaft jour-
nal bearings. To obtain the correct balancer
shaft-journal-to-balancer shaft-journal-bear-
ing clearance and prevent engine damage,
the balancer shaft journal bearings must be
installed in their original positions.
M MMM M MMM M M MMM M
a. Clean the front balancer shaft journal bear-
ings, front balancer shaft journals, and bear-
ing portions of the crankcase.
b. Install the front balancer shaft journal lower
bearings "1" and the front balancer shaft into
the lower crankcase.
TIP
Align the projections "a" on the front balancer
shaft journal lower bearings with the notches "b"
in the lower crankcase.
c. Put a piece of Plastigauge® "2" on each front
balancer shaft journal.
TIP
Do not put the Plastigauge® over the oil hole in
the front balancer shaft journal.
email: info@motomatrix.co.uk
M MMM M M MMM M M MMM M MMM
1
a
b
CRANKSHAFT AND BALANCER
d. Install the front balancer shaft journal upper
bearings "3" into the upper crankcase and as-
semble the crankcase halves.
TIP
• Align the projections "c" of the front balancer
shaft journal upper bearings with the notches
"d" in the upper crankcase.
• Do not move the front balancer shaft until the
clearance measurement has been completed.
e. Tighten the bolts to specification in the tight-
ening sequence cast on the crankcase.
Refer to "CRANKCASE" on page 5-82.
f. Remove the upper crankcase and the bal-
ancer shaft journal upper bearings.
g. Measure the compressed Plastigauge®
width "e" on each front balancer shaft journal.
If the balancer shaft-journal-to-balancer
shaft-journal-bearing clearance is out of
specification, select replacement front bal-
ancer shaft journal bearings.
e
L LLL L LLL L L LLL L
5-99
2
c
3
L LLL L L LLL L L LLL L LLL
d