Harrington Generators International
498-1019
16
Petrol Generator
Maintenance
Clean / Replace Inline Fuel Filter
WARNING
Petrol is highly
fl
ammable and explosive. You can
be burned or seriously injured when handling fuel.
• Keep heat, sparks, and
fl
ame away.
• Handle fuel only outdoors.
• Wipe up spills immediately.
A
C
B
D
B
C
1. Before replacing the fuel
fi
lter, if equipped, drain
the fuel tank or close the fuel shut-off valve.
Otherwise, fuel can leak out and cause a
fi
re or
explosion.
2. Clamp hose (D) on either side of the
fi
lter.
3. Use pliers to squeeze tabs (B) on the clamps (C),
then slide the clamps away from the fuel
fi
lter.
Twist and pull the fuel lines (D) off the fuel
fi
lter.
4. Check the fuel lines for cracks or leaks. Replace if
necessary.
5. Replace the fuel
fi
lter with an original equipment
replacement
fi
lter.
6. Secure the fuel lines with the clamps as shown
and remove the temporary clamps.
Valve Clearance
Valve Clearances should be checked every year. The
clearance should be:
Intake Valve Clearance:
0.004 - 0.006 in (0.10 - 0.15 mm)
Exhaust Valve Clearance:
0.004 - 0.006 in (0.10 - 0.15 mm)
Re
fi
t the rocker cover with a new gasket.
Alternator
Ensure that the cooling air vents do not become
blocked by dirt, debris etc.
Check the brushes and slip rings for wear every 12
months or 250/300 hours operation and replace if
worn (brush – type alternators only).
Battery
Electric start models only. The battery is a
maintenance free unit and should not require the
electrolyte being topped up.
Check that the positive and negative terminals are
tight and secure, and free from corrosion. Lightly coat
them with petroleum jelly or similar to protect from
corrosion.
Electrical
•
Inspect sockets, and replace if damaged or
contact pins are burnt.
•
Check all wiring is secure and not damaged.
•
Check the output voltage and frequency are
correct.
•
Check the earth continuity between the socket
earth pins and the generator frame.
Frame
Check frame for rust and take necessary action if
unsound.
Check security of
fi
xings and fasteners on the
machine.
Ensure earthing point is sound, clean any rust or oil
deposits.
Generally inspect for fuel and oil leaks
Visually inspect anti vibration mounts for signs of
failing or damage and check
fi
xing bolts are secure.
Check wheels and axles for signs of failing.
