PROBLEM 2
Engine rotates, but will not start.
POSSIBLE
No fuel to or from injector pump; Water or algae in fuel; Air intake restricted or blocked;
Engine load is too high; Low battery amperage to gain starting RPM; Fuel shut-off is not working correctly.
CHECKS
Disengage drive clutch. Try starting engine again.
Start
No Start
Check that all system pumps are centered. (See Te st
20.)
Remove injector pump inlet line. Check for fuel flowing out of line while turning over engine.
No Fuel
Good Stream of Clear Fuel
Make sure injector pump fuel shut-off valve is fully open.
Fully Open
Not Open
Check for fuel in tank or line obstruction.
A fuel additive is recommended in cold
weather. Algae can occur in warm climates.
Make adjustments to solenoid shut-off valve or check valve for correct operation.
Remove injector pump inlet line. Turn over engine. Look for momentary burst of fuel.
Fuel
No Fuel
Loosen fittings at filters. Turn engine over while holding
throttle open to bleed air. Re-tighten lines and start engine.
No Start
Check all fuel lines for air
down-stream of transfer pump.
No Operation
Repair or replace injector pump.
Check intake for obstruction.
No Obstruction
Check engine for adequate cranking RPM.
400 RPM or Less
Check each battery. (See Tes t
1.) Replace battery if voltage
drop exceeds 6 volts while engine is turning over.
See engine manual.
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