User Manual

13/11/14 M40-2 (1500g)_EN
ENGLISH
ENGLISH
Problem Possible cause Solution
ENGINE
The motor does not start up 1) Start-up switch (I6) (where it is assembled) in incor-
rect position
2) Emergency button (L5) pressed
3) Preheating (where it is assembled)
4) Engine control unit or starting key faulty.
5) Battery low
6) Battery cable terminals loose or corroded
7) Start-up motor defective
8) No fuel or air in feed circuit
9) Malfunction on feed circuit: defective pump, injector
blocked, etc.
10) Airlterorfuellterclogged
11) Airinthegasoillter.
12) Motor stopping device defective
13) Malfunction on electrical power circuit on generator
control panel
1) Check position
2) Unblock
3) Lacking or insufficient preheating phase for
sparkplugs.
Malfunction in circuit: repair.
4) Replace
5) Recharge or replace.
Check the battery charge circuit on motor and
automatic panel.
6) Tighten and clean. Replace if corroded.
7) Repair or replace.
8) Relltank,un-aeratethecircuit.
9) Ask for intervention of Service Department.
10) Clean or replace
11) Taketheairoutllingthelterwithgasoil.
12) Replace.
13) Check and repair.
The motor does not accelerate.
Inconstant speed.
1) Airlterorfuellterclogged.
2) Malfunction on feed circuit: defective pump, injector
blocked, etc.
3) Oil level too high.
4) Motor speed regulator defective.
1) Clean or replace.
2) Ask for intervention of Service Department.
3) Eliminate excess oil.
4) Ask for intervention of Service Department
Black smoke 1) Airlterclogged.
2) Overload.
3) Injectors defective. Injection pump requires calibra-
tion.
1) Clean or replace
2) Check the load connected and diminish.
3) Ask for intervention of Service Department.
White smoke 1) Oil level too high.
2) Motor cold or in prolonged operation with little or no
load.
3) Segments and/or cylinders worn out.
1) Eliminate excess oil.
2) Insertloadonlywithmotorsufcientlyhot
3) Ask for intervention of Service Department.
Too little power provided by motor. 1) Airlterclogged.
2) Insufcientfuel distribution, impurities or water in
feed circuit.
3) Injectors dirty or defective.
1) Clean or replace.
2) Checkthefeedcircuit,cleanandrellonceagain.
3) Ask for intervention of Service Department.
Low oil pressure 1) Oillevelinsufcient
2) Airlterclogged.
3) Oil pump defective.
4) Alarm malfunction.
1) Reset level. Check for leaks.
2) Replacelter.
3) Ask for intervention of Service Department.
4) Check the sensor and electrical circuit.
High temperature 1) Overload
2) Insufcientventilation.
3) Insufcient coolant liquid (Only for water cooled
motors)
4) Water radiator or oil clogged (where it is assembled)
5) Water circulating pump defective (Only for water
cooled motors)
6) Injectors defective. Injection pump requires calibra-
tion
7) Alarm malfunction
1) Check the load connected and diminish.
2) Check the cooling vent and relative transmission
belts
3) Restore level. Check for leaks or breakage in the
entire cooling circuit, pipes, couplings, etc.
4) Cleancoolingnsonradiator
5) Ask for intervention of Service Department
6) Ask for intervention of Service Department
7) Check the sensor and electrical circuit
M
40.2
TROUBLESHOOTING
REV.3-07/06
35