F1.86
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.
ENGINE DISASSEMBLY/REASSEMBLY
Workshop Manual Ed. 03-2012
Result:
Bearings do not move properly or they have increased clearance.
Action:
Replace primary shaft (removed shaft) bearings
Replace output shaft (removed shaft) bearings
• Replace gearbox bearings.
Check
• Check shaft grooves (2).
Result:
Damaged or discoloured grooves.
Action:
• Replace engagement gear.
Check
• Check coupling teeth (3).
Result:
Coupling teeth damaged or worn.
Action:
• Replace gear.
Check
• Check if teeth sides (4) show pitting or wear signs.
Result:
Teeth sides worn or pitted.
Action:
• Replace gear.
Disassembly/Reassembly of the gearbox (5 Speed) (TC)
Caution
During operation, gear wheel sets slide one towards the other. If just one
coupling gear is replaced, the load bearing capacity on gears may be-
come significantly worse.
Replace gear wheels together with the coupled wheels, only.
Caution
Reinstall the input shaft and output shaft as indicated in the figure, paying
attention not to damage the roller cages, the washers and snap rings.
• Upon reassembly, always use new snap rings.
• Lubricate bearing, shaft and gears.
Consumables
Molykote D Paste
Clear solid lubricant for metal part assem
-
bling and settling
