Maintenance RD 27
62 wc_tx000815gb.fm
5.8 Changing the Air Filter Elements
Prerequisites
Machine shut down
New primary air filter element
New secondary air filter element if required
NOTICE: Do not use the air filters as a starting aid (e.g., ether) intake.
Primary filter
element
Follow the procedure below to change the primary air filter element.
1. Remove the cover (b) from the air filter housing.
2. Remove the primary air filter element (c).
3. Clean the inside of the air filter housing.
4. Install the new primary air filter element.
5. Replace the cover. Position it so that the breather (d) is not obstructed.
6. Reset the filter indicator (a).
Secondary
filter element
Follow the procedure below to change the secondary air filter element.
Note: Change the secondary air filter element (e) every third time the primary air
filter element is changed.
1. Remove the cover (b) from the air filter housing.
2. Remove the primary air filter element (c).
3. Remove the secondary air filter element.
4. Cover the intake port and clean inside of the air filter housing.
NOTICE: Do not allow dirt to get into the engine intake port. Damage to the engine
will result.
5. Remove the cover from the intake port and install the new secondary air filter
element.
NOTICE: The secondary filter element has two rubber seals—one wider than the
other. Make sure to insert the end with the narrow seal. Damage to the engine will
result if the filter element is inserted incorrectly.
This procedure continues on the next page.
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