FUEL SYSTEM
8-23
2.10 Inspecting fuel pump
The fuel pump is available in 3 types and the type differs
based on engine specifications.
(1) Electromagnetic plunger-type fuel pump
For this pump, a large-sized pump of normal type with
a filter element and a small-sized pump of compact type
without a filter element are available. In either type,
apply the specified voltage, and check for operation and
fuel leakage.
For the type with filter element, remove the cover and
clean or replace the filter element.
(2) Electromagnetic diaphragm-type fuel pump
Do not disassemble this pump. Apply the specified
voltage, and check for operation and fuel leakage.
Electromagnetic plunger-type fuel pump (normal type)
Electromagnetic plunger-type fuel pump type
(compact type)
Electromagnetic diaphragm-type fuel pump
Cover
Replace filter element:
every 400 hours
Check for damage on external surfaces
and fuel leakage.
Check for external damage,
fuel leakage
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