Troy-Bilt TB4000 manual Air Filter Maintenance, Maintenance continued, Cleaning the Air Filter

Maintenance (continued)

Fig. 6-11

1.Unplug spark plug boot to eliminate starting

2.Remove the oil fill plug/dipstick.

3.Pour the oil out of the oil fill hole and into a con- tainer by tipping the unit to a vertical position (Fig. 6-11). Allow ample time for complete drainage.

4.Wipe up any oil residue on the unit and clean up any oil that may have spilled. Dispose of the oil according to Federal, State and local regulations.

5.Refill the crankcase with 3.4 fluid oz (100 ml) of SAE 30 SF, SG, SH oil. Use the bottle and spout from initial use to measure the correct amount.

6.Replace the oil fill plug/dipstick.

7.Reconnect spark plug boot.

AIR FILTER MAINTENANCE

Cleaning the Air Filter

To avoid serious personal injury, always turn your trimmer off and allow it to cool before you clean or do any maintenance on it.

Clean and re-oil the air filter every 10 hours of opera- tion. It is an important item to maintain. Not maintain- ing the air filter will VOID the warranty.

1.Remove the air filter cover by pulling up the two tabs on the bottom back of the cover, then pull out and up (Fig. 6-12).

2.Remove the air filter (Fig. 6-12).

3.Wash the filter in detergent and water. Rinse the filter thoroughly and allow it to dry.

4.Apply enough clean SAE 30 motor oil to lightly coat the filter (Fig. 6-13).

5.Squeeze the filter to spread and remove excess oil (Fig. 6-13).

6.Reinstall the filter (Fig. 6-14).

Air Filter Cover
	Choke
Air Filter		Lever
	Tab
Fig. 6-12	Back Plate	Slots

Fig. 6-13

Fig. 6-14

7.Reinstall the air filter cover by positioning the notch on top of the air filter cover onto the tab at the top of the back plate (Fig. 6-12).

8.Using two fingers on either side of the air filter cover and back plate, squeeze together until the cover snaps into place (Fig. 6-12).

NOTE: If the unit is operated without the air filter, you will VOID the warranty.

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