Husqvarna RZ4620 Lawn Mower User Manual


 
MAINTENANCE
40-Husqvarna
Kohler Engine - 24 HP
These engines are equipped with a replaceable, high
density paper air cleaner element. Some engines
are also equipped with an oiled, foam precleaner
surrounding the paper element.
Check the air cleaner daily or before starting the
engine. Check for a buildup of dirt and debris around
the air cleaner system. Keep this area clean. Also
check for loose or damaged components. Replace all
bent or damaged air cleaner components.
Servicing Precleaner
If so equipped, wash and re-oil the precleaner every
25 hours of operation (more often under extremely
dusty or dirty conditions). Replace the precleaner
annually, or every 100 hours.
Open the door on the blower housing 1.
to access the air cleaner element and
precleaner.
Unhook the latch and remove the air cleaner 2.
element assembly for servicing. Make sure
the base and the sealing areas are clean
before reassembly.
Wash the precleaner in warm water with 3.
detergent. Rinse the precleaner thoroughly
until all traces of detergent are eliminated.
Squeeze out excess water (do not wring).
Allow the precleaner to air dry.
Saturate the precleaner with new engine oil. 4.
Squeeze out all excess oil.
Servicing Paper Element
Check the paper element every 50 hours of operation,
(more often under extremely dusty or dirty conditions).
Clean or replace the element as necessary. Replace
the air cleaner element annually, or every 100 hours.
Remove the precleaner (if so equipped) from 1.
the paper element.
Gently tap the paper element to dislodge 2.
dirt. Do not wash the paper element or use
pressurized air, as this will damage the
element. Replace a dirty, bent, or damaged
element with a new one. Handle the new
element carefully; do not use if the sealing
surfaces are bent or damaged.
Clean the air cleaner base as required and 3.
check condition.
Reinstall the precleaner (if equipped) over 4.
the paper air cleaner element and install on
the base. Secure with the latch.
Close and latch the door.5.
IMPORTANT INFORMATION
Operating the engine with loose or damaged
air cleaner components could allow unltered
air into the engine causing premature wear
and failure.
8058-028
1. Air cleaner access door
2. Air cleaner element
3. Latch
4. Precleaner (on some models)
Air lter cleaning and replacement
1
4
3
2
8058-029
Unlatch and remove element