E
MAINTENANCE
12
(1) Loosen the drain valve
1. Loosen the drain valve (A) at the
bottom of the fuel filter.
▶ FUEL FILTER DRAINING
(2) Drain the fuel filter
1. Discharge water from the fuel filter
through the drain valve (A) for
about 10 seconds.
Do not use tools to loosen the drain
valve.
Use of tools may damage the drain valve.
CAUTION
Periodically check the fuel filter and
drain the water from it.
Otherwise, moisture may flow into the
fuel unit of the engine, resulting in
critical faults in the fuel injection pump,
the fuel injection pipe, the common rail,
and injectors.
In addition, the performance of the fuel
filter may be degraded or damaged.
Fuel may be drained when water is
drained from the fuel filter. Fuel is
highly inflammable.
Fire may occur when you smoke or use
fire near the engine when draining
water from the fuel filter.
Use clean, specified, and qualified fuel
only.
Using irregular or unspecified fuel may
result in more water in the fuel filter.
Drain the water from the fuel filter
if the fuel filter alarm lamp is turned on.
Otherwise, moisture may flow into the
fuel unit, causing the engine to stop.
CAUTION
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