Husqvarna RZ4219 Operator's Manual page 34

MAINTENANCE
MAINTENANCE
Check/adjust throttle cable
Check the condition of belts, belt pulleys
Change the engine oil 1)
Replace the engine oil filter
Clean/replace the spark plugs
Replace the fuel filter
Check the caster wheels (every 200 hours)
Check/adjust the mower deck
Check the engine valve clearance s>
Perform the 300-hour service s)
Daily
Before After
At least
once
Maintenance interval
in hours
25 50 100
[]
O
each
year
[]
0
[]
[]
[]
[]
0
0
[]
[]
[]
[]
300
O
O
_ First change after 5-8 hours, When operating with
a heavy load or at high ambient temperatures,
replace every 50 hours,
2_ In dusty conditions, cleaning and replacement are
required more often,
3_ For daily use, the machine should be lubricated
twice weekly,
4_ Performed by authorized service workshop,
• = Described in this manual
• = Not described in this manual
[] = See engine manufacturers' Owners Manual
_ WARNINGt
Before performing any service or adjustment checklist:
• Engage the parking brake.
• Place the Blade-switch in the disengaged position.
• Turn the ignition switch to OFF position and remove the key.
• Make sure the blades and all moving parts have completely stopped.
• Disconnect the spark plug wire from all spark plugs and place the wire where it cannot
come in contact with the plug.
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