Repairs; Engine - Husqvarna ZTH5223 Workshop Manual

Repairs

Engine

Removing
1. Close the fuel valve.
2. Disconnect the positive cable (red) from
the battery.
3. If necessary, drain the motor oil.
4. Disconnect the gas and choke wires from
the carburetor.
5. Disconnect the fuel line (with its filter)
from the fuel pump.
6. Disconnect the connecting cable (pigtail)
from the frame harness connector at the
side of the starter motor.
7. Disconnect the cable from the starter
motor.
8. Disconnect the cables from the ground
bolt in front of the starter motor.
9. Raise and support the back of the mower
on blocks or similar.
10. Remove the clip holding the oil drain
hose.
11. Remove the deck belt and clutch (see
Electrical System\Mower deck clutch).
12. Loosen the bolt (2) and twist the clutch
tie down (10) aside (see the "Engine
mounts" diagram).
13. Using a square, 1/2" ratchet wrench,
loosen the pump belt. Roll the belt off the
pulley on the engine crankshaft.
14. Remove the four outer bolts in the engine
mounts.
WARNING!
Heavy lift (40.5 kg).
Handle the engine with care.
Place it safely where it cannot
topple over.
15. Lift the motor directly upwards and
secure it in a safe place.
REPAIRS
Engine assembly
Engine mounts
8011-621
8011-606
29
English-