Service Manual

ManualsBrandsToro ManualsGas Snow BlowersPower Clear 721 R-C 21 in. 212 cc Commercial Single-Stage Self Propelled Gas Snow Blower

Table Of Contents

Revision History
Preface
- Service Procedure Icons
Chapter 1 : Safety
- Safety Instructions
  - Think Safety First
Chapter 2 : Specifications and Maintenance
- Specifications
- Torque Specifications
  - Equivalents and Conversions
  - U.S. to Metric Conversions
Chapter 3 : Troubleshooting
- General Troubleshooting
- Engine Model/Serial Number Location
Chapter 4 : Starter System
- General Information
- Service and Repairs
  - Recoil Replacement
Chapter 5 : Fuel System
- General Information
- Service and Repairs
Chapter 6 : Governor Controls
- General Information
- Service and Repairs
  - Speed Control Assembly Replacement (G210–1, G210–2, & G210–4)
  - Governor Arm Replacement (G210–1, G210–2, & G210–4)
Chapter 7 : Compression System
- General Information
- Service and Repairs
  - Cylinder Head Replacement (G210–1, G210–2, & G210–4)
  - Piston and Connecting Rod Replacement
Chapter 8 : Electrical
- General Information
- Service and Repairs
Chapter 9 : Engine Lower End
- General Information
- Service and Repairs

G210–1CylinderHeadInstallation(continued)

g327613

Figure159

7.Verifytherockerarmsarefreetorock.

8.Rotatetheenginetworevolutionstoverifythevalvetrainopensandcloses

forallfourstrokes.

Note:TheenginehasACRwhichopenstheexhaustvalvepartiallyfora

shorttimeoncompressionstroke.

9.Installthenewvalvecovergaskettothecylinderhead.

10.Installthevalvecoverontothecylinderhead.Installthe4(M6x16)screws

securingthevalvecovertothecylinderhead.T orquethescrewsto10N•

m(89in-lb).

11.Installthelowershroudontotheengineblock.Installthe3(M6x10)screws

securingthelowershroudtotheengineblock.T orquethescrewsto10N•

m(89in-lb).

CompressionSystem:ServiceandRepairs

Page7–20

G210EngineServiceManual

3439-732RevA