Service Manual

ManualsBrandsToro ManualsGas Snow BlowersPower Clear 721 E 21 in. 212 cc Single-Stage Self Propelled Electric Start 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

PistonandConnectingRodInspection(continued)

Standard:0.1–0.7mm(0.0039–0.00276inch)

ServiceLimit:1.1mm(0.04331inch)

g338339

Figure200

6.Inspecttheoilclearance(radial)ofthelargeendoftheconnectingrod.

•Cleantheoilfromthecrankshaftrodjournalandthrustside.

•Installapieceofplasticgaugeonthecrankshaftrodjournal.Installthe

connectingrodandmatchthecap/rodmarks.Installthe2boltssecuring

theconnectingrodcaptothecrankshaft.T orquethe2boltsto14N•m

(124in-lb).

Note:Donotrotatethecrankshaftwhiletighteningtheconnecting

rodbolts.

g338338

Figure201

•Removethe2screwssecuringtheconnectingrodcaptothecrankshaft.

Removetheconnectingrodcapandplasticgauge.

•Measuretheplasticgaugeandverifyitistospecication.

Standard:0.040–0.063mm(0.00157–0.00248inch)

ServiceLimit:0.12mm(0.00472inch)

G210EngineServiceManual

Page7–45

CompressionSystem:ServiceandRepairs

3439-732RevA