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

G210–2&G210–4CylinderHeadRemoval(continued)

g327611

Figure167

CAUTION

Donotuseametalscraperorwirebrushtoremoveheadgasket

remnantsfromthecylinderheadorengineblock.Doingsomay

damagethecylinderheadorengineblock.

15.Usingawoodorplasticscraper,removetheheadgasketfromthecylinder

headandtheengineblock.

G210–2&G210–4CylinderHeadInspection

1.Inspectthesparkplugthreadsfordamage.Replacethesparkplugif

damaged.

2.Removethecarbondepositsfromthecombustionchamberofthecylinder

head.

3.Inspectthecylinderheadforbrokencoolingns,cracks,orotherdamage.

Replacethecylinderheadifdamaged.

4.Usingastraightedgeandfeelergauge,inspectthecylinderheadforwarping.

ServiceLimit:0.05mm(0.00197inch)

G210EngineServiceManual

Page7–25

CompressionSystem:ServiceandRepairs

3439-732RevA