Section 02 TROUBLESHOOTING
Subsection 01 (ENGINE)
SYMPTOM HIGH ENGINE OPERATING TEMPERATURE.
CONDITION NORMAL USE.
Fan-Cooled EnginesTEST/INSPECTION
1. Check cooling system.
a. Loose fan belt.
Adjust or replace fan belt (refer to COOLING SYSTEM).
b. Dirty cooling fins or blocked air ducts.
Clean.
Liquid-Cooled Engines
1. Check coolant level and check if there is air infiltration in the system or if there are leaks in gasket areas.
a. Low coolant level or air in system.
Add coolant until recommended level is reached, bleed system and/or tighten clamps.
2. Check temperature gauge sensor.
a. False reading.
Check terminal connections. If problem persists, replace sensor.
3. Check if heat exchangers are clean.
a. Dirty heat exchangers.
Clean heat exchangers.
4. Check if coolant flows through system properly.
a. Foreign particles and/or broken coolant pump impeller.
Clean cooling system and/or replace coolant pump impeller.
5. Check antifreeze concentration.
a. Antifreeze concentration is too high.
Adjust concentration according to BRP’s recommendations.
6. Check thermostat.
a. Thermostat reacts slowly or not at all.
Replace.
7. Check tank cap.
a. Cap does not hold pressure.
Replace.
8. Check condition and heat range of spark plugs.
a. Melted spark plug tip or inadequate heat range.
Replace.
9. Check carburetion.
a. Improperly adjusted or inadequate carburetor components.
Adjust according to specifications (refer to TECHNICAL DATA) or replace inadequate component(s).
10. Check cylinder O-rings.
a. Worn O-rings.
Replace.
16 mmr2005-063
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