Hayter Mowers RT380H - Manual (Page 27)

2. Set the parking brake.
3. Stop the engine, wait for all moving parts to stop, and
remove the key before leaving the operating position.
4. Open the hood.
5. Clean around the air cleaner to prevent dirt from
getting into the engine and causing damage.
6. Pull up on the air cleaner cover handle and rotate it
toward the engine (Figure 30).
Figure 30
1. Air cleaner cover 2. Air cleaner cover handle
Note: Remove the air cleaner cover.
7. Carefully slide the paper element and the foam
element from the blower housing (Figure 31).
Figure 31
1. Paper element 4. Tab
2. Foam element 5. Slot
3. Air cleaner cover
Cleaning the Foam and Paper Elements
Foam Element:
1. Wash the foam element in liquid soap and warm
water. When the element is clean, rinse it thoroughly.
2. Dry the element by squeezing it in a clean cloth. Do
not oil the element.
Important: Replace the foam element if it is
torn or worn.
Paper Element:
1. Lightly tap the element on a flat surface to remove
dust and dirt.
2. Carefully clean the rubber seal on the paper element
to prevent debris from entering the engine.
3. Inspect the element for tears, an oily film, and
damage to the rubber seal.
Important: Never clean the paper element
with pressurized air or liquids such as solvents,
petrol, or kerosene. Replace the paper element if
it is damaged or cannot be cleaned thoroughly.
Installing the Foam and Paper Elements
Important: To prevent engine damage, always
operate the engine with the complete foam and
paper air cleaner assembly installed.
1. Place the foam element and paper element into the
blower housing.
Note: Make sure that the rubber seal is flat against
the air cleaner base.
2. Align the tabs on the air cleaner cover with the slots
of the blower housing (Figure 31).
3. Hook the handle onto the cover and press down on
the handle to lock the cover in place.
4. Close the hood.
Servicing the Spark Plug
Service Interval: Every 25 hours—Service the spark
plug.
Every 100 hours—Replace the spark
plug.
Use a Champion QC12YC or equivalent spark plug.
Make sure that the air gap between the center and side
electrodes is 0.030 inch (0.76 mm) before installing the
spark plug. Use a spark plug wrench for removing and
installing the spark plug and a gapping tool/feeler gauge
to check and adjust the air gap.
Removing the Spark Plug
1. Disengage the blade control (PTO).
2. Set the parking brake.
3. Stop the engine, wait for all moving parts to stop, and
remove the key before leaving the operating position.
4. Open the hood.
5. Disconnect the wire from the spark plug (Figure 32).
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