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For pump overhaul or disassembly follow the corresponding steps
Drain oil and gas from engine, ensuring there is no fuel in the tank or lines.
o There may be small residual amounts of oil remaining in the engine (up to 8
ounces), which may read at the very end of the dipstick (see photo below).
If the oil level is up as high as the H on the dipstick, below the ADD mark,
the oil needs to be further drained prior to tipping the engine.
Remove the (3) bolts holding the support plate (6) to the float (5).
Remove the pump discharge pipe from the pump discharge.
Remove the engine and pump by tilting the engine forward and lifting the
assembly clear of the float. Only tilt the engine so the exhaust faces down.
may also cause fuel to leak out causing a hazardous spill.
The suction head (11) may now be removed from pump casing (8) using the
tapped pusher holes if necessary.
Remove the impeller bolt (15). Remove the engine spark plug and insert a clean
rope into bore to prevent engine rotation and ease removal of the impeller bolt
(15) (see photo below).
Prepared by: RJG
Approved by: TED
Revised by: TED
PUMP DISASSEMBLY
Drawing DHC1204
Titling the engine in other directions may damage the engine. It
Rev. A
Date: 03/04/10
Rev. Date: 30June2015
1200627.doc
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