Snapper SGV13321KW General Maintenance Schedule, Safety Interlock System Check

SECTION 5 – MAINTENANCE

5.1 GENERAL MAINTENANCE SCHEDULE

HOURS	PROCEDURE	COMMENTS
BREAK-IN	Check all Grease Points and add if necessary.
.........................................................	Check all Fasteners for proper tightness.
.........................................................	Change Engine Oil and Filter at 5 hours	(See Engine Manual)
DAILY	Check Engine Oil	Change Oil if extreme dusty conditions.
.........................................................	Clean Air Filter	More often if needed.
.........................................................	Clean Air Intake Screen	More often if needed.
.........................................................	Remove Debris from under Belt Cover	More often if needed.
.........................................................	Sharpen Cutting Blades	Tighten to 60-75 Ft.-Lbs.
.........................................................	Grease Cutting Blade Spindle Bearings	Use Chevron SRI Grease or equal.
.........................................................	....................................................................................	(NLGI No. 2)
.........................................................	Inspect Interlock Switch for Damage	Replace if Needed.
.........................................................	Inspect Belts for Wear or Damage	Replace if Needed.
.........................................................	Inspect brakes	Adjust for proper steering / stopping.
WEEKLY	Check Tire Pressure	Add or Adjust as required.
.........................................................	Check Safety Interlock System	Inspect OPC Switch for proper Operation.
.........................................................	Inspect Traction Lock for Wear	Replace if Worn.
.........................................................	Change Engine Oil and Filter	More often if needed.
.........................................................	Replace Air Filter	More often if needed.
.........................................................	Inspect Fuel Filter	Replace with SNAPPER P.N. 1-4359.
.........................................................	Lube Traction Levers	One Shot General Purpose Grease.
.........................................................	Grease Caster Wheel Bearings	General Purpose Grease.
.........................................................	Grease Caster Support Arms	General Purpose Grease.
.........................................................	Grease Drive Wheels	General Purpose Grease.
.........................................................	Grease Wheel Brake Arms (below lower traction rods)	General Purpose Grease.
.........................................................	....................................................................................
.........................................................	Grease Traction Idlers & Pulleys	General Purpose Grease.
MONTHLY	Clean and Adjust Spark Plugs	(See Engine Manual)
.........................................................	Lube Controls and Linkages	Use Medium Duty Oil.

5.2 SAFETY INTERLOCK SYSTEM CHECK

This machine is equipped with an electrical safety interlock system that is provided for the safety of the operator and others. All safety devices must be in place and functioning properly before operating the machine. Perform the following interlock system checks periodically during the operating season. Contact your authorized Snapper dealer if you have questions.

WARNING

DO NOT operate machine if any safety interlock or safety device is not in place and functioning properly. DO NOT attempt to defeat, modify or remove any safety device.

1.Place right and left Traction Levers in the Traction Locked position. Move Transmission Shift Lever in Neutral (‘N’). Push the Blade Clutch Switch down to the “Off” position. Refer to Section “Starting and Operation”. Start engine.

2.Depress right and left Operator’s Presence Controls against handle. DO NOT move the Traction Levers to the “Unlocked” position.

3.Pull Blade Clutch Switch up to the “On” position. Release right and left Operator’s Presence Controls. The engine and blades must begin to stop. Depress both Operator’s Presence Controls before engine and blades come to a complete stop.

4.Push Blade Clutch Switch down to the “Off” position.

5.Move Transmission Shift Lever to first gear (‘1’). Release right and left Operator’s Presence Controls. The engine must begin to stop. Depress both Operator’s Presence Controls before engine comes to a complete stop.

6.Return Transmission Shift Lever to Neutral ‘N’ position.

7.Turn Key Switch to “Stop” position. Engine must die.

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