Ariens 513-517 User Manual download pdf (Page 27)

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5.1 ENGINE TROUBLESHOOTING

The following troubleshooting chart is to be used to

isolate engine problems and give possible causes and

corrective action responses.

The troubleshooting key is generic and can be used for

several types of engines. Use only those possible

causes and corrective actions that apply to the

unit.

SECTION 5 - ENGINE

TROUBLE POSSIBLE CAUSES

(Refer to Key Below)

CORRECTIVE ACTION

Black Exhaust 1, 20, 22, 25, 29, 31, 32, 33 repair or replace

Blue/White Exhaust 4, 20, 25, 31, 33, 34 repair or replace

Difficult Starting 1, 5, 7, 8, 9, 10, 20, 21, 22, 29, 31, 32, 33 repair or replace

Erratic Running 1, 7, 8, 9, 10, 20, 21, 23, 26, 29, 33, 59, 62 repair or replace

Excessive Fuel Consumption 1, 20, 22, 23, 25, 39, 31, 32, 33 repair or replace

High Oil Pressure 4, 41 repair or replace

Knocking 22, 26, 29, 31, 33, 36, 46, 59 repair or replace

Loss of Power or System 1, 8, 10, 20, 21, 22, 23, 25, 26, 31, 32, 33 repair or replace

Low Cranking Power 2, 3, 4, 11 repair or replace

Low Oil Pressure 4, 36, 37, 39 repair or replace

Misfiring 10, 20, 25, 26, 28, 29, 32 repair or replace

Overheating 1, 19, 25, repair or replace

Poor Compression 25, 28, 29, 31, 32, 33, 34,59, repair or replace

Starts and Stops 1, 6, 10, 62 repair or replace

see electrical systems

see engine service manual

Vibration 20, 23, 25, 26, 29, 33, 45, 49 repair or replace

Will Not Crank 2, 11, 45 charge battery or replace

Will Not Start 1, 10, 62 repair or replace

see electrical systems

see engine service manual

TROUBLESHOOTING KEY

1 Restriction in air cleaner 22 Incorrect grade of fuel 43 Faulty suction pipe

2 Bad electrical connection 23 Sticking throttle/restricted movement 44 Choked oil filter

3 Faulty starter motor 24 Exhaust pipe restriction 45 Bad solenoid switch

4 Incorrect grade of lubricating oil 25 Leaking cylinder head gasket 46 Incorrect piston height

5 Low cranking speed 26 Overheating 47 Damaged fan

6 Fuel tank empty 27 Cold running 48 Faulty engine mounting

7 Controls not in correct operation

position

28 Incorrect tappet adjustment 49 Incorrectly aligned flywheel and/or

flywheel housing

8 Blocked fuel feed line 29 Sticking valves 50 Faulty thermostat

9 Faulty fuel lift pump 30 Incorrect high pressure pipes 51 Restriction in water jacket

10 Choked fuel filter 31 Worn cylinder bores 52 Loose fan belt

11 Battery capacity low 32 Pitted valves and seats 53 Choked radiator

12 Air in fuel system 33 Broken, worn or sticking piston ring(s) 54 Faulty water pump

13 Faulty fuel injection pump 34 Worn valve stems and guides 55 Choked breather pipe

14 Faulty fuel injectors or incorrect

type

35 Restriction in air cleaner 56 Damaged valve stem oil deflector (if

fitted)

15 Incorrect use of cold start

equipment

36 Worn or damaged bearings 57 Coolant level too low

16 Faulty cold start equipment 37 Insufficient oil in sump 58 Blocked sump strainer

17 Broken fuel injection pump drive 38 Bad/defective oil temperature switch 59 Broken valve spring

18 Incorrect fuel pump timing 39 Oil pump worn 60 Exhaust or vacuum pipe leak

19 Incorrect valve timing 40 Pressure relief valve sticking open 61 Bad or defective water temperature

switch

20 Poor compression 41 Pressure relief valve sticking closed 62 Bad spark plug(s)

21 Blocked fuel tank vent 42 Broken relief valve spring

1 2 ... 22 23 24 25 26 27 28 29 30 31 32 ... 43 44

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Ariens 513-517 User Manual Page 27

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