Snapper EMRP216015B Adjustments & Repair, 4.3DRIVEN DISC SERVICE, Drive Spring Repair/Replacement

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4.3DRIVEN DISC SERVICE

Section 4 - ADJUSTMENTS & REPAIR

WARNING

DO NOT attempt any maintenance, adjustments or service with engine and blade running. STOP engine and blade. Disconnect spark plug wire and secure away from spark plug. Engine and components are HOT. Avoid serious burns, allow sufficient time for all components to cool.

4.3DRIVEN DISC SERVICE

If the mower does not propel itself properly, See Figure 4.6. Check for the following problems:

DRIVEN DISC

 

& RUBBER

POLY-V-BELT

RING

DRIVE

 

SPRING

 

ENGINE

DRIVE

BELT

DRIVE

DISC

FIGURE 4.6

1.Grease on drive disc causing slippage.

2.Broken or disconnected drive spring.

3.Driven disc is out of adjustment.

4.Driven disc rubber ring is worn - does not contact drive disc properly.

5.Worn Poly-V Belt or engine drive belt.

NOTE: If any of the above (1 thru 5) are causing problems, service as follows:

4.3.1. Cleaning Drive Disc & Driven Disc.

If oil or grease on the drive disc or driven disc is causing slippage, clean discs as follows:

1.Wipe away any oil or grease with a clean cloth.

2.Use either an approved grease solvent or hot, soapy water to clean drive disc or driven disc.

3.Rinse components with clean water.

4.Dry components with a clean cloth.

4.3.2. Drive Spring Repair/Replacement

If drive spring is loose, reconnect as shown in Figure 4.7. If spring is broken, replace with new spring.

IMPORTANT: If machine drive system continues slipping see Trouble Shooting section.

USE NEEDLE

NOSE PLIERS

TO INSTALL

DRIVE SPRING

DRIVE

SPRING

FIGURE 4.7

4.3.3. DRIVEN DISC ADJUSTMENT

If the drive disc and driven disc are clean and the mower drive is not making correct drive disc and driven disc contact, adjust the driven disc as follows:

1.Place ground speed control in the number six speed position. See Figure 4.8.

MOVE GROUND SPEED

CONTROL TO SIX SPEED

POSITION

SIXTH SPEED

POSITION

SIXTH

FIRST SPEED

POSITION

FIRST

FIGURE 4.8

(Continued on Next Page)

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Contents PROPELLED MODELS Safety Instructions & Operator’s Manual forEMRP216015B PROTECTION FOR CHILDREN IMPORTANT SAFETY INSTRUCTIONSSLOPE OPERATION PREPARATIONOPERATION MAINTENANCE AND STORAGETABLE OF CONTENTS 1.1 INTRODUCTION Section 1 - FAMILIARIZATION1.2 NOMENCLATURE 2.1PRE-STARTCHECK LIST Section 2 - OPERATING INSTRUCTIONS2.2STARTING & OPERATION 2.2.1. ENGINE & BLADE Primer Models2.2.3.PROPELLING MOWER Self Propelled Models Only 2.4HANDLE HEIGHT ADJUSTMENTFIGURE 2.3STOPPING 2.7INSTALLATION of GRASS CATCHER 2.5CUTTING HEIGHT ADJUSTMENT2.6 RECYCLING OPERATION FIGURE FIGURESection 3 - MAINTENANCE 3.2.2. CHECK GREASE LEVEL IN TRANSMISSION Section 4 - ADJUSTMENTS & REPAIR 4.2WHEEL DRIVE CONTROL ADJUSTMENT 4.3.1. Cleaning Drive Disc & Driven Disc 4.3DRIVEN DISC SERVICE4.3.2. Drive Spring Repair/Replacement FIGURE 4.3.3. DRIVEN DISC ADJUSTMENTFIGURE Continued on next page FIGURE 4.3.4. Replacing Rubber Driven Disc RingContinued from previous page Section 4 - ADJUSTMENTS & REPAIR Continued From Previous Page 4.4.2.Transmission Poly-VBelt ReplacementPULLEY POSITION PROBLEM TROUBLESHOOTINGPROBABLE CAUSE CORRECTIVE ACTIONMAINTENANCE PARTS SERVICE SCHEDULEDECAL IDENTIFICATION EUROPEAN PERFORMANCE 3 YEAR LIMITED WARRANTY Page WALK BEHIND MOWERS “M” MODEL SERIES EUROPEAN 21” STEEL DECK