Snapper HZT21481BV Adjustments & Repair, 5.8ENGINE ADJUSTMENTS & REPAIR, Blade Sharpening

Page 24

5.8ENGINE ADJUSTMENTS & REPAIR

Section 5 - ADJUSTMENTS & REPAIR

5.8ENGINE ADJUSTMENTS & REPAIR

Refer to the engine owner's manual for engine adjust- ments and/or repairs.

5.9MOWER BLADE REPLACEMENT 5.9.1. BLADE WEAR LIMITS

1.Inspect blade frequently for signs of excessive wear or damage. Replace blade when it reaches the wear limit. See Figure 5.14.

5.9.2. BLADE SHARPENING

1.Remove blade. See Figure 5.15.

2.Inspect condition of blade. See Figure 5.14.

3.If blade is in good condition, sharpen at 22 to 28 degrees. DO NOT sharpen beyond original cutting edge. See Figure 5.16.

4.Check blade balance after sharpening. If neces- sary, correct blade balance by grinding the heavy end of blade.

IMPORTANT: Blade balancing should be performed by a qualified dealer.

5.Reinstall blade. See Figure 5.15. Torque blade mounting nuts to recommended range of 70 to 80 ft. lbs.

SPINDLE

ASSEMBLY

BLADE

CONE WASHER

BLADE

MOUNTING

NUT

FIGURE 5.15

NEW BLADE

BLADE

22o TO 28o

	ORIGINAL CUTTING EDGE

WEAR LIMIT
(NOTCH STARTS)	FIGURE 5.16

DANGEROUS CONDITION!

DO NOT USE ON MOWER!

REPLACE WITH NEW BLADE.

FIGURE 5.14

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Contents MID-MOUNT ZERO TURNING HYDRO DRIVE SERIES Safety Instructions & Operators Manual forMODELS HZT21481BVIMPORTANT SAFETY INSTRUCTIONS PROTECTION FOR CHILDRENPROTECTION AGAINST TIPOVERS PREPARATIONSAFE HANDLING OF GASOLINE OPERATIONMAINTENANCE TOWINGTABLE OF CONTENTS Section 1 - FAMILIARIZATION 1.1 INTRODUCTION1.2 NOMENCLATURE Section 2 - SAFETY MESSAGES AND SYMBOLS CATCHER MUST BE INSTALLED WEAR HEARING PROTECTIONDANGER ! ROTATING PARTS KEEP AWAY FROM MOVING PARTSIGNITION SWITCH CONTROL PANEL IDENTIFICATIONDANGER! ROTATING BLADES KEEP CHILDREN AND OTHERS OUT OF MOWING AREASection 3 - OPERATING INSTRUCTIONS 3.1PRE-STARTCHECK LIST3.2.1. STARTING ENGINE 3.2.2. STOPPING ENGINE 3.3CUTTING HEIGHT ADJUSTMENT 3.4 OPERATION- MOTION CONTROLS3.4.1. DRIVING MACHINE 3.4.2. STOPPING MACHINE Section 4 - MAINTENANCE 4.2SERVICE - AFTER FIRST 5 HOURS4.1INTRODUCTION 4.2.2. CHECK MOWER BLADE4.3AFTER EVERY 25 OPERATING HOURS 4.3.1. ENGINE 4.3.2.MOWER COMPONENTS 1. Mower Drive BeltFIGURE Deck shown with discharge raised 4.4BEFORE OPERATING MACHINE 4.5ANNUALLY END OF EACH SEASON4.5.1. ENGINE FIGURE Continued on next Page4.6DECK REMOVAL Continued On Next PageSection 4 - MAINTENANCE Section 5 - ADJUSTMENTS & REPAIR 5.1NEUTRAL POSITION ADJUSTMENTSFIGURE Continued On Next Page 5.2 MOWER DECK & COMPONENT ADJUSTMENTS 5.2.1. MOWER DECK ADJUSTMENT LEVELNESSSIDE to SIDE and FRONT to REAR FIGURE FIGURE5.3PARKING BRAKE ADJUSTMENT 5.4TRACTION BELT REPLACEMENT FIGURE 5.6TRACKING ADJUSTMENT5.3 TRACTION BELT TENSION 5.7.2. BELT REPLACEMENT 5.8ENGINE ADJUSTMENTS & REPAIR 5.9.2. BLADE SHARPENING5.10BATTERY 5.10.1. BATTERY REMOVAL Battery Condition Chart 5.11HYDRAULIC SYSTEM, PURGING TROUBLESHOOTING PROBLEMPROBABLE CAUSE CORRECTIVE ACTIONBattery Will Not Charge Machine Will Not MoveLoss Of Traction Blades Not CuttingSERVICE SCHEDULE MAINTENANCE/REPLACEMENT PARTS2 YEAR LIMITED WARRANTY PRIMARY MAINTENANCE PRIMARY MAINTENANCE PRIMARY MAINTENANCE PRIMARY MAINTENANCE SNAPPER PRODUCT REGISTRATION FORM Call the Snapper Customer Relations Center atPage Page Page Snapper products are built using engines that meet or exceed all applicable emissions requirements on the date manufactured. The labels on those engines contain very important emissions information and critical safety warnings. Read, Understand, and Follow all warnings and instructions in this manual, the engine manual, and on the machine, engine and attachments. If you have any questions about your Snapper product, contact your local authorized Snapper dealer or contact Snapper Customer Service at Snapper, McDonough, GA. 30253. Phone MANUAL No. 700079 I.R. 5/27/2005