Agria 400P - Troubleshooting; Engine Starting and Misfire Issues; Engine Overheating and Output Problems; Stalling, Smoothness, and Stopping Issues

48 agria Multi-Purpose Machine 400P
6. Troubleshooting
6
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Observe safety instructions! Have all serious malfunctions on the machine or engine repaired
by your agria workshop. They have the proper tools. Improper repairs can only add to the damage.
Problem Possible cause Remedy Page
Engine - Spark plug connector not connected Connect spark plug connector
does not start - Choke is in position CHOKE Set Choke-lever to position “CHOKE” 34
- Fuel tank empty or poor fuel Fill fresh fuel 33
- Fuel line clogged Clean fuel line
- Defective spark plug Clean, adjust or exchange spark plug 40
- Engine too much fuel Dry and clean spark plug and
(“flooded engine”) start at FULL THROTTLE 39
- Inleaked air due to loose caburetor Tighten fastening screws
and suction line
Misfirings in - Engine running in CHOKE range Set CHOKE-lever to
engine operating position 34
- Loose ignition cable Firmly connect spark plug connector to
spark plug, fix ignition cable retaining device,
fit connector tightly on ignition cable
- Clogged fuel line or poor fuel Clean fuel line, fill fresh fuel 33
- Vent opening in fuel tank cap clogged Exchange fuel tank cap
- Water or dirt in fuel system Drain fuel and fill fresh fuel
- Air filter clogged Clean air filter or exchange 38
- Carburetor misadjusted Re-adjust carburetor ¬ 41
Excessive - Low engine oil level Refill oil immediately 37
temperature - Impaired cooling Clean cooling fan grille, 40
in engine clean internal cooling fins
¬ 40
- Air filter clogged Clean air filter 37
- Carburetor misadjusted Re-adjust carburetor ¬ 41
Misfirings - Short firing intervals Adjust spark plug 40
in engine -Incorrect idle mixture Adjust carburetor
¬ 41
at high speeds
Engine - Firing interval too long, Adjust or replace spark plug 40
frequently defective spark plug
stalls -Air filter clogged Clean air filter 37
in idle - Carburetor misadjusted Re-adjust carburetor ¬ 41
Engine - Speed control linkages Clean speed control linkages 40
does not run clogged or jammed
smoothly
Engine - Speed control and engine stop Adjust speed control
does not stop are not adjusted properly
¬ 41
when set
to stop