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Exmark
4500-686 Rev. B manual Commercial, For Serial Nos 920,000 & Higher
Models:
4500-686 Rev. B
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Troubleshooting
Specs
Warranty
Maintenance
Connect the wire to the spark plug
Problem
Handle Adjustment
Cleaning
Safety Alert Symbol
Safety
Page 1
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COMMERCIAL 21
For Serial Nos.
920,000 & Higher
Part No.
4500-686
Rev. B
Page 2
Page 1
Image 1
Page 2
Contents
For Serial Nos 920,000 & Higher
COMMERCIAL
All Rights Reserved
CALIFORNIA Proposition 65 Warning
Model No Serial No
Introduction
Contents
Safety Alert Symbol
Safety
Safety
Safe Operating Practices
Safety
DANGER
DANGER
Safety
Operation
Slope Operation
Maintenance and Storage
Safety
Do Not mow slopes when grass is wet
Safety
Safety and Instructional Decals
ECXHN21
ECXKABBC21, ECXKA21
109-9317
Safety
116-2685
116-1900
116-2737
Safety
Dimensions
Specifications
Specifications
Curb Weight
Operation
Product Overview
Controls
Operation
Throttle-ChokeLever ECXHN21
Engine Stop Switch
Choke Control ECXHNBBC21
Fuel Shut-OffValve
Pre-Start
Handle Adjustment
Operating Instructions
Operation
Starting the Engine
Open the Fuel Shut-OffValve
Operation
Stopping the Engine
Using the Mulch Plug
Operation
Operation
Authorized Service Dealer
Adjusting the Cutting Height
Test Using the Grass Bag
Rear Wheel Adjustment
Front Wheel Adjustment
Operation
Using the Grass Bag
Operation
Operating Tips
DANGER
Recommended Maintenance Schedules
Maintenance
Maintenance
Check Engine Oil Level
Periodic Maintenance
Checking the Blade Brake
Clutch Blade Brake Clutch Only
Maintenance
Check the Mower Blade
Service Interval Before each use or daily
DANGER
Check the Blade Brake Clutch Bail Operation Blade
Check for Loose Hardware
Brake Clutch Units Only
Maintenance
Service Air Filter ECSHN21 Units
Service Air Filter Kawasaki Units
Maintenance
Maintenance
Service Air Filter ECXHNBBC21 and ECXHN21 Units
Maintenance
Change Engine Oil
Check Condition Of Belt Self-PropelledUnits Only
Change Oil Filter ECXKA21 and ECXKABBC21
Check Spark Plugs
Maintenance
Adjusting the Self-Propel Drive
Adjustments
Self-PropelledUnits Only
Maintenance
Blade Brake Clutch Units Only
Adjusting the Blade Brake Cable
Maintenance
Clean Grass Build-UpUnder Deck
Cleaning
Cleaning the Discharge Tunnel and Plug
Cleaning Under the Belt Cover Self-PropelledUnits
Cleaning Under the Cover Plate Non-BladeBrake
Cleaning the Blade Brake Clutch Shield
Clutch Units Only
Maintenance
Motor Oil Disposal
Waste Disposal
Maintenance
Preparing the Fuel System
Storage
Preparing the Engine
General Storage Information
Troubleshooting
Troubleshooting
Problem
Troubleshooting
Possible Cause
Corrective Action
1 Year Limited Warranty
Exmark Commercial Turf Equipment
Instructions for Obtaining Warranty Service
Owner’s Responsibilities
Page
OUT-FRONTRIDING ACCESSORIES AND OPTIONS
MID-MOUNTRIDING ACCESSORIES AND OPTIONS
WALK-BEHINDACCESSORIES AND OPTIONS