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1. Engine
2. Cover
3. Wing nut
Cleaning the Foam Air Cleaner 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.
Important: Replace the foam element if it is
torn or worn.
Servicing the Paper Air Cleaner
Element
Do not clean the paper filter. Replace it after 200
operating hours (Figure 32). Inspect the element for
tears, an oily film, or damage to the rubber seal, and
replace it if it is damaged.
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. Carefully slide the foam element onto the paper air
cleaner element (Figure 32).
Figure 32
4. Foam element
5. Paper element
6. Cover knob
2. Place the air cleaner assembly onto the air cleaner
base and secure it with the 2 wing nuts (Figure 32).
3. Place the air cleaner cover into position and tighten
the cover knob (Figure 32).
Servicing the Engine Oil
Service Interval: After the first 8 hours—Change the
engine oil.
Before each use or daily—Check the
engine oil level.
Every 100 hours—Change the engine
oil.
Every 200 hours—Change the oil
filter.
Note: Change the oil more frequently when the
operating conditions are extremely dusty or sandy.
Oil Type: Detergent oil (API service SF, SG, SH, or SJ)
Crankcase Capacity: 58 ounces (1.7 liter) with the filter
removed; 51 ounces (1.5 liter) without the filter removed
Viscosity: Refer to the table (Figure 33).
Checking the Engine Oil Level
1. Park the machine on a level surface.
2. Lower the boom and set the parking brake.
3. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
4. Clean around the oil dipstick (Figure 34) so that dirt
cannot fall into the filler hole and damage the engine.
25
Figure 33
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