Checking Coolant Hoses (Liquid Cooled Engine)

NOTE: Visually inspect hoses for cracks and wear. Squeeze hoses to check for deterioration. Hoses should not be hard and brittle, nor soft or swollen. Drain cooling system and replace hoses as needed. Replacement of the coolant overflow line does not require draining the system.

1. Park machine safely. (See Parking Safely in the SAFETY section.)

2. Allow engine to cool.

3. Remove hood.

4. 
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   Remove air cleaner cover (A).

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5. 
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   Check front radiator hose (B), that goes to thermostat housing. Replace as needed. Check tightness of clamps (C).

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6. 
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   Check coolant overflow hose (D) at left side of engine. Replace as needed. Check condition of clamp (E).

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7. 
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   Check radiator hose (F), at right side of engine, that goes to the water pump inlet. Replace as needed. Check tightness of clamps (G).

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8. 
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   Check coolant hose (H) between water pump and intake manifold at front of engine. Replace as needed. Check condition of clamps (I). Removal of muffler cover (J) will improve access for hose replacement.

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9. Install air cleaner cover.

10. Flush cooling system if necessary.

11. Fill cooling system.

12. Install hood.