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| Illustration 1 | g02825276 |
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(1) Air cleaner
(2) Crankcase breather (3) Fumes disposal filter | |
The Closed Crankcase Ventilation system (CCV) requires the replacement of the fumes disposal filter. The service interval of the Closed Crankcase Ventilation system (CCV) will be affected by the following items:
- Engine load
- Soot concentration
- Condition of the engine
The Closed Crankcase Ventilation system (CCV) is equipped with a service indicator. If the fumes disposal filter becomes plugged prior to the normal service interval, increased restriction of the filter will cause the vacuum to become positive. When the pressure continues to rise, the service indicator will show through the cap. The service indicator indicates the need for the fumes disposal filter to be changed. Reset the service indicator by using the following procedure:
Resetting the Service Indicator
- Remove plastic cover.
- Push down on service indicator.
- Replace cover.
- Replace the fumes disposal filter by using the following procedure:
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| Illustration 2 | g02825257 |
Replacing the Fumes Disposal Filter
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Hot oil and hot components can cause personal injury. Do not allow hot oil or hot components to contact the skin. |
Note: When possible, perform the maintenance while the engine is off.
- Release latches that hold the canister to filter base assembly (6).
Note: Removal of canister may be difficult while the engine is operating. The canister has negative air pressure while the engine is operating which creates a vacuum.
- Lower canister in order to expose the element. There may be oil in the bottom of the canister. Avoid spilling the oil.
- Remove the filter element by pulling down.
- Ensure that the O-ring is installed on the top of the new element. Place the new element in the correct position on filter base assembly (6).
- Ensure that the O-ring is installed on the lip which is located at the top of canister. Install canister and align the canister with the boss on filter base assembly.
- Clamp latches in the closed position.
- Dispose of the used element properly.
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| Illustration 3 | g02825219 |