Husqvarna TE 250 - 310 2011 I.E. Workshop Manual page 103

Ed. 07-2010
ENGINE DISASSEMBLY
- Remove the timing gear retaining clip (5) using a screwdriver.
- Loosen the two screws (6) using a Phillips screwdriver and remove the timing
drive shaft (7) while holding the gear (8) with your hand.
- Support the gear (8) using a screwdriver or a punch, unwrap the chain (9)
and remove the gear. Let the chain drop into the engine.
F.11