Fuel System Maintenance; Replacing The Fuel Filter - Toro TimeCutter Z4220 Operator's Manual

Annually or every 100 hours of operation (more often
under extremely dust-}; dirt 3, conditions), remove the
blower housing and any other cooling shrouds: Clean
the cooling fins and external surfaces as necessary Make
sure the cooling shrouds are reinstalled. Torque the
blower housing screws to 5.5 ftdb (25 N-m)..
Important:
Operating the engine with a blocked
grass screen, dirty or plugged cooling fins, and/or
cooling shrouds removed, will cause engine damage
due to overheating,
Fuel System
Maintenance
In certain conditions, gasoline is extremely
flammable and highly explosive. A fire or
explosion from gasoline can burn you and
others and can damage property.
o Perform any fuel related maintenance when
the engine is cold. Do this outdoors in an
open area. Wipe up any gasoline that spills.
° Never smoke when draining gasoline, and
stay away from an open flame or where a
spark may ignite the gasoline flames.
Replacing the FueBFilter
Service Interval: Every 100 hours--Replace the fuel
filter.
Never install a dirty filter if it is removed from the fuel
line
1. Park the machine on a level surface and disengage
the blade control switch
2, Move the motion control levers outward to the
park position, stop the engine, remove the key, and
wait for all moxq_ng parts to stop before leaving the
operating position.
3., Raise the seat and !ocate the furl line coming from
the fuel tank below. The fuel filter is in d_e fuel line
between the tank and engine.
3O