Crankshaft Left Bearing Bushing Disassembly; Crankshaft Axial Clearance Adjustment - Husqvarna TC 449 2011 I.E. Workshop Manual

H01793
H01794
H01795
ENGINE DISASSEMBLY/REASSEMBLY
TC 449 2011/2012 I.E.
TE 449 - 511 2011/2012 I.E.
TXC 449 - 511 2011/2012 I.E.
SMR 449 2011 I.E.
SMR 511 2011/2012 I.E.

Crankshaft left bearing bushing disassembly

Warning
Burn hazard in case of contact with hot/heated parts.
Should you have to touch hot parts, wear protective gloves.
• Remove bushing (1) using a suitable pre-heated puller.
Technical specifications
Pre-heating
temperature of puller
for main bearing inner
rings
• Apply puller around the bushing (1).
After a reduced heating phase, remove bushing

Crankshaft axial clearance adjustment

• Measure crankshaft at the bearing seats (arrows), and divide the read value
(A) by 2 (A1).
Technical specifications
Crankshaft reference
block
• Add to A1 the value read (B) by timing chain gear.
Technical specifications
Timing chain control
gear width
Dimension at
F1.77
300 °C
+0.05
34.55 mm
0
9.2 mm
Workshop Manual Ed. 03-2012