MAINTENANCE

Battery

The battery is maintenance free. Check cables and connections for abrasion and oxidation.

WARNING!

Procedures on contact with acid

External: Rinse well with plenty of water.

Internal: Drink large quantities of water or

 

milk. Contact a doctor as soon as

 

possible.

Eyes:

Rinse well with plenty of water.

 

Contact a doctor as soon as

 

possible.

Batteries emit explosive gas. Sparks, flames and cigarettes must absolutely not be brought into the vicinity of the battery.

Ignition system

The engine is equipped with an electronic ignition system. Only the spark plug requires maintenance.

For recommended spark plug, see chapter “Technical data”.

1.Remove the ignition cable shoe and clean around the spark plug.

2.Remove the spark plug with a 5/8" (16 mm) spark plug socket wrench.

3.Check the spark plug. Replace the spark plug if the electrodes are burned or if the insulation is cracked or damaged. Clean the spark plug with a steel brush if it is to be reused.

4.Measure the electrode gap with a gapping tool. The gap should be 1.02 mm/0.040". Adjust as necessary by bending the side electrode.

5.Reinsert the spark plug, turning by hand to avoid damaging the threads.

6.After the spark plug is seated, tighten it with 38-43 Nm (28-32 lbft).

7.Replace the ignition cable shoe.

IMPORTANT INFORMATION

Inadequately tightened spark plugs can cause overheating and damage the engine. Tightening the spark plug too much can damage the threads in the cylinder head.

IMPORTANT INFORMATION

Fitting the wrong spark plug type can damage the engine.

1

2

34

8009-468

1.Wire gauge

2.Spark plug

3.Side electrode

4.Gap

28 – English

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Husqvarna Rider 155 manual Battery, Ignition system, Fitting the wrong spark plug type can damage the engine