Gravely 992081 25HP-152Z, 992310 19HP-144Z, 992311 21HP-148Z manual Models, Table of Contents

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MODELS

Domestic

Model 992077

19HP Kawasaki with 44” Mower Deck Serial No. 000101 and up

Model 992078

21HP Kawasaki with 48” Mower Deck Serial No. 000101 and up

Model 992079

23HP Kawasaki with 52” Mower Deck Serial No. 000101 and up

Model 992080

23HP Kawasaki with 60”Mower Deck Serial No. 000101 and up

Model 992081

25HP Kohler with 52” Mower Deck Serial No. 000101 and up

Model 992082

25HP Kohler with 60” Mower Deck Serial No. 000101 and up

International

Model 992310

19HP Kawasaki with 44” Mower Deck Serial No. 003000 and up

Model 992311

21HP Kawasaki with 48” Mower Deck Serial No. 003000 and up

TABLE OF CONTENTS

DECALS

Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

MAIN FRAME

Frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

POWER PLANT

Engine and Clutch . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Fuel Tanks and Hoses . . . . . . . . . . . . . . . . . . . . . . . . 9

DRIVE TRAIN

Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Motors and Wheels . . . . . . . . . . . . . . . . . . . . . . . . . 11

Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

HYDRAULICS

Lift Valve and Cylinder . . . . . . . . . . . . . . . . . . . . . . . 13 Hydraulic Tank, Filter and Pump to Tank Circuit. . . . 14 Deck Lift and Motors to Pump Circuit. . . . . . . . . . . . 15 Hydraulic Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 16

OPERATOR CONTROLS

Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Steering Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Deck Lift . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

ELECTRICAL

Continuity Diagrams. . . . . . . . . . . . . . . . . . . . . . . . . 21

Electrical System . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Wiring Diagrams. . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

MOWER DECKS

Mounting Brackets . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Decks, Discharge Chute and Baffles . . . . . . . . . . . . 26

Belts, Spindles, Idlers, and Blades. . . . . . . . . . . . . . 28

Mounting Arms and Belt Guards . . . . . . . . . . . . . . . 27

Rollers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

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© Copyright 2004 Ariens Company

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Contents Promaster 144Z / 148Z / 152Z / 160Z Your Satisfaction is Important Service and Replacement PartsManual Product RegistrationModels Table of ContentsModel 992077, 078, 079, 080, 081, 082, 310 DecalsDecal, Instructional Steering Frame Seat Engine and Clutch Fuel Tanks and Hoses Qty. Description TransmissionMotors and Wheels Brakes Lift Valve and Cylinder 1612 Deck Lift and Motors to Pump Circuits Hydraulic Diagram Control Panel Steering Controls Steering Controls 138 Deck LiftContinuity Diagram Electrical System Model 52992077, 078, 079, 080, 081, 082, 310 Engine Starter Solenoid Wiring DiagramMounting Brackets Deck DecksDECK, Discharge Chute and Baffles Mounting Arms and Belt Guards Deck BELTS, SPINDLES, Idlers and BladesBELTS, SPINDLES, Idlers and Blades Rollers Gravely

992078 21HP-148Z, 992082 25HP-160Z, 992080 23HP-160Z, 992077 19HP-144Z, 992081 25HP-152Z specifications

Gravely has established itself as a leading name in the lawn care and landscaping equipment industry. Among its esteemed lineup, the Gravely models 992310, 992311, 992079, 992081, and 992077 are notable for their powerful engines and robust design.

The Gravely 992310 features a 19HP engine that strikes a balance between power and efficiency. Designed for residential users and small-scale landscaping applications, this model offers a cutting width that allows for efficient mowing of medium to large lawns. Its compact design ensures maneuverability, making it easy to navigate around obstacles like trees and flower beds.

In contrast, the Gravely 992311 boasts a slightly more powerful 21HP engine. This model is well-suited for both residential and commercial use, providing enhanced torque and performance under load. The ergonomically designed control panel allows for easy operation, while the advanced cutting deck technology ensures an even cut and reduced clumping.

The Gravely 992079 takes power up a notch with its 23HP engine. This model is engineered for heavy-duty applications, capable of handling tough terrain and thick grass with ease. It features an adjustable cutting deck, allowing users to customize the mowing height according to their needs. The added durability of the frame and components makes it ideal for frequent use.

Moving to the Gravely 992081, this model ramps up the horsepower to 25HP. It is designed for professional landscapers who require high performance and reliability. The enhanced cooling system protects the engine from overheating during extended use, while the larger fuel tank ensures that users can work longer without constant refueling.

Lastly, the Gravely 992077 comes equipped with a 19HP engine. This model strikes an excellent compromise between size, power, and functionality. With its user-friendly features and robust construction, the 992077 is perfect for homeowners looking for a reliable machine that can efficiently manage their lawn care needs.

Across these models, Gravely emphasizes quality with advanced technologies such as hydrostatic transmissions for smooth operation and enhanced control, and innovative cutting systems for improved grass handling. The brand also prioritizes comfort, featuring adjustable seats and intuitive controls for a better user experience. With their impressive power and functionality, these Gravely models cater to varying needs in the landscaping segment, making them valuable investments for both casual users and professionals alike.