Peterbilt 220, Operator'S Manual

Page: 23 / 136

Fitting the Fuel Filter
1. Lightly lubricate the sealing ring (see
arrow in illustration) with clean engine
oil (not diesel fuel).
2. Fit the filter unfilled until the sealing
ring abuts and manually rotate it a ½
to ¾ turn further.
3. Bleed the fuel system.
4. Start the engine and check for leaks. If
necessary, retighten the filter by hand.
Draining the Water
Separator
WARNING
When draining the water separator, an
amount of fuel will escape. Collect the
fuel and avoid the risk of fire.
Water in the fuel system may lead to
significant damage.
1. Place a container beneath the water
separator.
2. Remove the connector.
3. Unscrew the ring-shaped drain cock
(B) on the bottom of the water
separator in anti-clockwise direction.
4. Drain the filter until pure diesel fuel
comes out of the drain cock (A).
5. Turn the drain cock (B) if it abuts,
another 1/8 - 1/4 turn.
6. Check the drain cock (B) for leakage.
7. To prevent pollution, the drained
water/diesel fuel mixture should be
passed to the relevant authorities for
reprocessing.
Releasing the Parking
Brake
WARNING
Never release the parking brake on an
incline.
1. Place wheel chocks in front of and
behind the wheels.
2. Turn the release bolt counter-
clockwise as far as the stop using a
ring spanner.
3. This operation should be carried out
for each spring brake cylinder.
4. Bring the parking brake back in
operating order as soon as possible
EMERGENCY - Draining the Water Separator
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