Service After First 5 Hours, Change Engine Oil

Section 3 – MAINTENANCE

WARNING

DO NOT attempt any adjustments, maintenance, service or repairs with the engine running. STOP engine. STOP blade. Engage parking brake. Remove key. Remove spark plug wire from spark plug and secure away from plug. Engine and components are HOT. Avoid serious burns, allow all parts to cool before working on machine.

3.1INTRODUCTION

To retain the quality of the Hydro Rear Engine Rider, use genuine SNAPPER replacement parts only. Contact a local SNAPPER dealer for parts and service assistance. For the correct part or information for a particular Hydro Rear Engine Riding Mower, always mention the model and serial number. SNAPPER recommends returning the Hydro Rear Engine Rider to an authorized SNAPPER dealer annually for inspection and addition of any new devices, which might upgrade the safety of the Hydro Rear Engine Rider. For the nearest SNAPPER dealer in your area, check the yellow pages under the heading LAWN MOWERS. For engine parts and service, look for the engine manufacturer’s dealers under the heading, ENGINES - gasoline.

3.2SERVICE - AFTER FIRST 5 HOURS

Routine maintenance is important to the performance and life of your Hydro Rear Engine Rider. Service performed properly and at the recommended interval is essential. Refer to Section “MAINTENENACE SCHEDULE” in this manual and in the Engine Owner’s Manual. Carefully complete all of the recommended service procedures.

3.2.1. Change Engine Oil

The Hydro Rear Engine Rider is equipped with a drain valve that allows the engine oil to be drained without the need for tools.

1.Locate oil drain on engine. Attach hose (supplied with machine) to fitting. See Figure 3.1.

2.Place a 2 quart minimum capacity container under the drain valve and route hose into container.

3.Loosen or remove oil fill cap on engine.

4.Turn drain valve counter-clockwise and pull out. Allow sufficient time for oil to drain completely.

5.Close the oil drain valve. Push valve in and turn clockwise. Remove hose from fitting.

6.Fill engine crankcase to proper level with new oil. Refer to the Engine Owner’s Manual for crankcase capacity and oil specifications.

IMPORTANT: Any oil spilled during draining or filling must be cleaned off of the machine before operating. Dispose of drain oil properly.

ATTACH HOSE TO OIL

DRAIN FITTING

FIGURE 3.1

3.2.2. Service Engine Air Cleaner

The engine is equipped with a dual element air cleaner. Both the foam pre-cleaner and cartridge require service.

1.Locate engine air cleaner. Loosen cover knob and remove cover. See Figure 3.2.

REMOVE COVER KNOB & LIFT COVER

OFF STUD. ENGINE AIR CLEANER COVER

CARTRIDGE

KNOB

CARTRIDGE WITH

PRE-CLEANER

FIGURE 3.2

2.Remove cartridge knob.

3.Carefully lift the pre-cleaner and cartridge up off of base and stud.

4.Clean base very carefully - DO NOT allow debris to enter carburetor.

5.Service pre-cleaner. Wash in soap and water. Dry thoroughly in a clean rag. Apply oil, saturating foam. Remove excess oil by squeezing foam in a clean absorbent rag.

6.Service cartridge. Clean by tapping gently on firm surface. Tapping will remove loose debris only. If cartridge is damaged or dirty, REPLACE IT. DO NOT oil cartridge or use pressurized air.

7.After removing excess oil from foam pre-cleaner, install onto cartridge and place assembly down stud onto base.

8.Secure cartridge. Tighten cartridge knob securely.

9.Install cover and tighten cover knob securely.