053257 - 01/2014
SECTION 3
SERVICE
Page 3-14
Troubleshooting
Area
Malfunction
Possible
Cause
Corrective
Measure
Ref.
Engine
Engine does not start,
or is dif
fi
cult to start
Battery is discharged
- Add battery
fl
uid
- Charge the battery
- Replace the battery
Battery cable is disconnected
- Connect battery cable
Blown fuse
- Replace fuse
Bad connection or breakage in the wiring
- Contact your AEC dealer
Out of fuel
- Fill fuel
Air is in fuel
- Contact your AEC dealer
Engine fouled
- Wait a while and try starting again
Insuf
fi
cient or wrong oil
- Fill or change oil
Dirty or damaged spark plug
- Clean or replace spark plug
Contamination in fuel system
- Contact your AEC dealer
Other (other than above)
- Contact your AEC dealer
Engine stalls
Out of fuel
- Fill fuel
Cold engine
- Warm up the engine
Other (other than above)
- Contact your AEC dealer
Engine stops abruptly
Out of fuel
- Fill fuel
Piston siezure due to insuf
fi
cient or bad oil
- Contact your AEC dealer
Other (other than above)
- Contact your AEC dealer
Engine does not stop
Electrical malfunction
- Contact your AEC dealer
Other (other than above)
- Contact your AEC dealer
Idling is not stable
Insuf
fi
cient intake air (clogged air cleaner)
- Clean or replace the air cleaner
Other (other than above)
- Contact your AEC dealer
Poor power or
acceleration
Bad fuel
- Change fuel
Wrong oil (improper viscosity)
- Change to suitable oil
Accelerator (throttle) is not properly adjusted - Contact your AEC dealer
Insuf
fi
cient intake air (clogged air cleaner)
- Clean or replace the air cleaner
Excessive load
- Reduce load
Loose drive belt
- Adjust
Other (other than above)
- Contact your AEC dealer
Irregular noise or
vibration from or around
the engine
- Contact your AEC dealer
Excessive oil
consumption
- Contact your AEC dealer
Engine overheats
Insuf
fi
cient amount of engine oil
- Fill oil
Cooling fan is clogged or blocked
- Clean
Other (other than above)
- Contact your AEC dealer
Excessive fuel
consumption
Clogged air cleaner
- Clean or replace air cleaner
Other (other than above)
- Contact your AEC dealer
Summary of Contents for MSP470A
Page 1: ...OPERATIONS PARTS MANUAL 053257 01 2014 Riding Trowel...
Page 14: ...053257 01 2014 Page xii Dimensional Speci cations...
Page 16: ...053257 01 2014 INTENTIONALLY BLANK Page xiv...
Page 17: ...053257 01 2014 SECTION 1 SAFETY Page 1 1 Section 1 SAFETY...
Page 18: ...053257 01 2014 SECTION 1 SAFETY Page 1 2 State Regulations Proposition 65 Warning...
Page 19: ...053257 01 2014 SECTION 1 SAFETY Page 1 3 Federal Regulations Respiratory Hazards...
Page 33: ...053257 01 2014 SECTION 2 OPERATIONS Page 2 1 Section 2 OPERATIONS...
Page 41: ...053257 01 2014 SECTION 3 SERVICE Page 3 1 Section 3 SERVICE...
Page 53: ...053257 01 2014 SECTION 3 SERVICE Page 3 13...
Page 59: ...053257 01 2014 SECTION 4 PARTS Page 4 1 Section 4 PARTS...
Page 104: ...053257 01 2014 SECTION 4 PARTS Page 4 46 Electrical Schematic Illustration...
Page 105: ...053257 01 2014 SECTION 4 PARTS Page 4 47 Electrical Schematic Illustration...
Page 106: ...053257 01 2014 SECTION 4 PARTS Page 4 48 Hydraulic Schematic Illustration...
Page 119: ...053257 01 2014 INTENTIONALLY BLANK...