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20 manual Reproduction, Walk Mowers Commercial Models Series, 21” STEEL DECK
Models:
20
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Troubleshooting
Specs
Install
Common Service Parts
Mower Blade Replacement
Warranty
Maintenance
Removing the driven disc assembly
procedures and proper service intervals
Handle Height Adjustment
Page 1
Image 1
Operator's Manual
21” STEEL DECK
WALK MOWERS COMMERCIAL MODELS SERIES 20
Reproducti
on
Not
for
Model No. Description
7800764 CRP218520
7800772 CP218520
!
7104669 Rev.
‘-’
Page 2
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Image 1
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Contents
WALK MOWERS COMMERCIAL MODELS SERIES
Reproduction
21” STEEL DECK
Operators Manual
Reproduction
Maintenance
Table of Contents
Reproduction
Protection for Children
Operator Safety
Preparation
Continued From Previous Column
Maintenance and Storage
Operator Safety
Continued From Previous Page
Operation
Reproduction
Features and Controls
Operation
Reproduction
Before Starting
Starting the Mower
Propelling the Mower
Handle Height Adjustment
Stopping the Mower
Reproduction
Mulching Recycling Operation
Cutting HeightAdjustment
Removing the Mulching Cover
Figure 6: Adjusting cutting height
Installing the Discharge Deflector
Installing the Grass Bag Adapter
Figure 9: Installing the discharge deflector
Figure 10: Installing the grass bag adapter
Installing the Grass Bag
Installing the Mulching Plug
Dumping the Grass Bag
IMPORTANT: Install the grass bag as a safeguard
Maintenance - Introduction
Maintenance
Service - After First 5 Hours
Check Grease Level in Transmission
Sto age Procedure
Service - Periodic
Check Transmission Poly-VBelt
Engine
Standard Blade Wear Limit
Mower Blade Replacement
Blade Sharpening
Ninja Blade Wear Limit
Maintenance
Wheel Drive Control Adjustment
Blade Sharpening Continued
Fig re 22: Wheel drive control adjustment
Drive Spring Repair/Replacement
Driven and Drive Disc Service
Cleaning Drive Disc & Driven Disc
Reproduction
Driven Disc Ring Replacement
Driven Disc Adjustment Continued
Maintenance
Figure 27: Proper driven disc adjustment
Maintenance
Driven Disc Bearing Replacement
Driven Disc Ring Replacement Continued
Figure 29: Removing the driven disc assembly
Belts
Hex Shaft
Belt Service
Engine Drive Belt Replacement Stretch Type
Continued
Transmiss on P ly-VBelt Replacement
Maintenance
Figu e 34: Removi g the drive disc
Service Schedule
PROBABLE CAUSE
Troubleshooting
CORRECTIVE ACTION
LIMITED WARRANTY
Warranty
WARRANTY PERIOD
ABOUT YOUR WARRANTY
Reproduction
Notes
Notes
Reproduction
Notes
Reproduction
Reproduction
Slope Guide
Common Service Parts
Product Specifications
21” STEEL DECK
WALK MOWERS COMMERCIAL MODELS SERIES