FNM HPE Series Owner's Manual page 126

Possible Fault
If the engine spins but does not start, no smoke comes out from the exhaust
Fuel supply valve closed.
(Almost) empty fuel tank.
Air in fuel supply system.
Fuel filter clogged with water and/or contamination.
Fuel pre-filter clogged .
Fuses burnt.
Leaking in the fuel supply line or fuel injection line
Vent line of fuel supply tank clogged.
Clogged exhaust.
Fuel low pressure electrical pump is not working.
Fuel electric pressure regulator clogged
Faulty ECU.
If the engine spins but does not start, smoke comes out from the exhaust
Air in fuel supply system.
Intake air filter clogged .
Wrong fuel quality or contaminated fuel.
Faulty glow plugs.
Incorrect lube oil SAE class or quality for ambient
temperature.
122
Possible Remedy
Open.
Fill the tank.
Check and bleed.
Check or replace.
Clean/replace
Check/replace.
Check / replace.
Check/clean.
Check .
Check the electrical connection, check the pump, clean or
replace.
Unclog / replace
Diagnosis / replace.
Check and bleed the air.
Clean/replace
Check fuel. Drain and flush fuel tank. Replace with new fuel.
Check / replace.
Replace.
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FNM HPE Series