operators_manual

Table Of Contents
cap to 30 lb-ft (40 NĀ·m) as
specified on the filter cap.
Fuel Filter Module - Priming Pump
4. Replace the chassis-mounted fuel
filter per the filter manufacturer's
recommended procedure.
NOTE
If your vehicle is equipped with a PAC-
CAR fuel blending
valve, rotate the
blending shut-off valve to the PRIME
(closed) position before starting the
priming procedure.
5. If vehicle is equipped with a fuel
blending valve, rotate the valve to
the RUN/open position.
NOTE
Allowing the engine to idle for several
minutes with the
fuel blending valve in
the prime postition assists in purging
air from the fuel system.
Starting After the Fuel Tank Has
Run Dry or After Fuel System
Service has been Performed
Procedure for starting the engine after
running out of fuel.
Follow the steps below to restart the
engine:
CAUTION
The following instructions should only
be
used
in
emergency situations when
the fuel tank has run dry. Failure to fol-
low the starting instructions below may
damage the starter motor.
Fuel Filter Module - Priming Pump
1. Loosen the fuel primer pump knob
by rotating it counter-clockwise.
2. If equipped with a return fuel
blending valve, turn the valve to the
PRIME (closed) position.
3. Operate the priming pump by
moving the knob in and out for 150
seconds. During this time the
pumping resistance will increase,
but the full time is required to fully
prime the fuel system.
ENGINE MAINTENANCE - Maintenance Procedures
62 Y53-1166-1G1 (08/2018)
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