REPLACE/REPAIR FUEL INJECTION PUMP- Continued.
TEST - Continued.
Run machine down to 100 RPM and stop.
Disconnect transfer pressure gauge.
Start machine and prime fuel injection
pump. Refer to priming test operation in
Obtain fuel delivery from all injectors.
Minimum delivery to be as at maximum delivery setting,
minus 12,5 mm3/stroke.
Solenoid shutoff operation
Deenergize solenoid and wait for 5 seconds before
operating trip gear. Average fuel delivery not to exceed
set 1/2 speed
Set throttle to give average delivery of 2,0 cm3. Lock stop
Apply 300 psi to #1 pump outlet. Use spanner wrench to
rotate injection pump drive hub clockwise until pump
Retaining ring is moved to provide a quick
reference for knowing when injection pump
pressure port is open for #1 engine cylinder.
Use a pair of snap ring pliers to compress and turn
retaining ring so that flat inside surface of retaining ring
lines up with fuel adjusting slot in pump plate assembly.
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