John Deere

OMGC00397

Issue B0

21-Inch Walk-Behind Rotary Mowers

JS60, JS61, and JS63

PIN (010001-)

Introduction

Product Identification

Safety

Operating

Replacement Parts

Service Intervals

Service

Troubleshooting

Storing Machine

Assembly

Specifications

Engine

Travel Speed Range

Capacities

Machine Specifications

Dimensions

Recommended Lubricants

Warranty

John Deere Quality Statement

Service Record

All Manuals Close Window

Specifications


Engine

Manufacturer Briggs & Stratton

Model 12H802

Horsepower 4.5 kW (6.0 hp)

Cycle 4

Valve Type Side

Displacement 190 cc (11.6 cu in)

Choke Primer Bulb

Starter Recoil

Throttle Control Fixed Speed

Lubrication Splash

CARB/EPA Yes

Spark Plug Champion RJ19LM

Spark Plug Gap 0.76 mm (.030 in)

Spark Plug Torque 20 N·m (15 lb-ft)

Wheel Size 222x57 mm (8.75x2.25 in)

Travel Speed Range

JS61

First Gear 3.9 km/h (2.4 m.p.h.)

JS63

First Gear 3.1 km/h (1.9 m.p.h.)

Second Gear 3.9 km/h (2.4 m.p.h.)

First Gear 5.0 km/h (3.1 m.p.h.)

Capacities

Fuel 1.5 L (1.6 qt)

Engine Oil 0.47 L (16 oz)

Grease as needed

Machine Specifications

Deck Material Steel

Adjustable Handle Standard

Rear Grass Bag

·JS60 Optional

·JS61 Optional

·JS63 Optional

Side Discharge Chute Standard

Mulching Standard

Mower Blade Bolt Torque 75 N·m (55 lb-ft)

Safety System Zone Start

Dimensions

Wheel Size 8.75 x 2.25

Mower Weight without Attachments

·JS60 34 kg (75 lb)

·JS61 36.7 kg (81 lb)

·JS63 38.6 kg (85 lb)

Cutting Height Range 2.5-10.2 cm (1-4 in)

Cutting Width 53.3 cm (21 in)

Recommended Lubricants

Fuel See Filling Fuel Tank in the Service section.

Engine Oil TORQ-GARD SUPREME® (SAE 30 or SAE 10W-30)

Grease John Deere MOLY HIGH TEMPERATURE EP GREASE.

John Deere HIGH TEMPERATURE EP GREASE.

John Deere GREASE GARD.

(Specifications and design subject to change without notice)