OMGC00669

Issue C1

21-Inch Walk-Behind Rotary Mower

JS63C

PIN (100001-)

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

Specifications

Engine

Manufacturer Briggs & Stratton

Model Series 121602, Intek

Horsepower 4.8 kW (6.5 hp)

Cycle 4

Valve Type Over Head Valve (OHV)

Choke Primer Bulb

Displacement 190 cc (11.59 cu in.)

Bore & Stroke 68 x 52 mm (2.64 x 2.04 in.)

Operating Range 3000-3200 rpm

Spark Plug Champion RC12YC

Spark Plug Gap 0.51 mm (0.02 in.)

Spark Plug Torque 20 N·m (15 lb-ft)

Starter Recoil

Air Cleaner Paper Element with Foam Pre-Cleaner

Travel Speed Range

First Gear 3.1 km/h (1.9 mph)

Second Gear 3.9 km/h (2.4 mph)

Third Gear 5.0 km/h (3.1 mph)

Capacities

Fuel 1.5 L (1.6 qt)

Engine Oil 0.47 L (16 oz)

Machine Specifications

Deck Material Steel

Adjustable Handle Standard

Rear Grass Bag Available

Side Discharge Chute Standard

Mulching Standard

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

Safety System Zone Start

Dimensions

Wheel Size 22.23 x 5.72 cm (8.75 x 2.25in)

Mower Weight without Attachments 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

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)