Section 02 TROUBLESHOOTING
Subsection 01 (TROUBLESHOOTING CHART)
Symptom:
BELT SIDES WORN CONCAVE.
(cont’d)
2.
Check drive belt identification number.
-
Unspecified type of belt. Replace belt with an appropriate drive belt (refer to
TECHNICAL SPEC-
IFICATIONS
).
Symptom:
BELT DISINTEGRATION.
1.
Check drive belt identification number.
-
Excessive belt speed. Using unspecified type of belt. Replace belt with proper type of belt (refer
to
TECHNICAL SPECIFICATIONS
).
2.
Check if pulley sheaves are clean.
-
Oil on pulley surfaces. Clean pulley surfaces with fine emery cloth and wipe clean using pulley
flange cleaner (P/N 413 711 809) and a cloth.
Symptom:
FLEX CRACKS BETWEEN COGS.
1.
Check drive belt condition.
-
Considerable use, belt wearing out. Replace.
ENGINE GENERAL
Symptom:
ENGINE BACKFIRES.
1.
Check spark plug and/or electrical system.
-
Carbon accumulation caused by defective spark plug. Clean carbon accumulation and replace
spark plug.
-
Electrical system failure. Replace defective part(s).
2.
Check leakage on intake manifold.
-
Air leak on intake system. Retighten screws and/or replace intake manifold.
3.
Check exhaust air leaking.
-
Exhaust gasket is leaking. Retighten screws and/or replace exhaust gasket.
4.
Check intake valve(s) for leaking.
-
Intake valve(s) is (are) leaking. Repair or replace valve(s).
5.
Check if fuel supply is to less at high RPM.
-
Fuel line is contaminated and/or bent (engine gets lean). Clean and/or replace defective part(s).
Symptom:
ENGINE SUDDENLY TURNS OFF.
1.
Check condition of spark plug (blue spark ideal).
-
Red, jumping spark means a damaged spark plug. Replace spark plug with appropriate heat
range (refer to
TECHNICAL SPECIFICATIONS
).
2.
Check fuel supply to carburetor.
-
Run out of fuel. Refill.
-
Defective fuel valve. Replace fuel valve.
-
Poor quality and/or wrong fuel. Clean from contamination and use appropriate fuel (refer to
TECHNICAL SPECIFICATIONS
).
-
Carburetor contaminated. Clean jets and carburetor float chamber from contamination.
-
Fuel line clogged and/or bent. Clean fuel supply from contamination and/or replace defective
part(s).
-
Fuel supply to less at high RPM. Clean fuel supply from contamination.
vmr2006-065
19
Содержание BOMBARDIER DS250 2006
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