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A16: Boom Sprayer
Operator's Manual
Safety, Assembly, Operating, and Maintenance Instructions
Compatible on decks: 42", 48", 52", 60", and 62"
Please Read and Save These Instructions
Release Date: 12.15.20
For Safety, Read All Assembly and Operation Instructions
P/N: 7662-14
Prior to Operating Attachment
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Table of Contents
Summary of Contents for Walker A16
- Page 1 A16: Boom Sprayer Operator’s Manual Safety, Assembly, Operating, and Maintenance Instructions Compatible on decks: 42”, 48”, 52”, 60”, and 62” Please Read and Save These Instructions Release Date: 12.15.20 For Safety, Read All Assembly and Operation Instructions P/N: 7662-14 Prior to Operating Attachment...
- Page 2 Foreword Thank you. . . for purchasing a Walker Boom Sprayer. Every effort has been made to provide you with the most reliable equipment on the market, and we are sure you will be among our many satisfied customers. If for any reason this product does not perform to your expectations, please contact your local dealer.
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Page 3: Table Of Contents
Model and Serial Number ...........1 Pump Vibrates or Switches On and Off ....14 Pump Does Not Run ..........14 Specifications Parts Lists and Diagrams Deck Compatibility ............2 A16 Boom Sprayer Parts List........15 Component Identification A16 Boom Sprayer Parts Diagram......16 Safety Instructions Before Operating............4 Operating ..............5 Maintenance ...............6... -
Page 4: General Information
General Information UNIT DESCRIPTION The A16 Boom Sprayer utilizes a 25 gallon tank HIGHLIGHTED INFORMATION and operates at 100 PSI. The unit has an actual spraying time of about 42 minutes when using the Walker Manufacturing recommends that any ser-... -
Page 5: Specifications
NOTE: The manufacturer reserves the right to make changes in specifications shown herein at any time without notice or obligation. DECK COMPATIBILITY The A16 Boom Sprayer is supported on the following decks. As new decks are added, this list may not be complete, so check with your Walker Dealer if you have any questions. ●... -
Page 6: Component Identification
Component Identification Pump Spray Wand Hose Assembly Spray Boom Spray Boom Nozzle Switch Wire Harness Boom Support Tank Support Windscreen A16 Boom Sprayer with Windscreen... -
Page 7: Safety Instructions
An IMMEDIATE hazard that WILL result in tion, maintenance, or safety, please contact your severe personal injury or DEATH, if warn- authorized Walker Mower dealer or call Walker Man- ing is ignored and proper safety precau- ufacturing Company at (970) 221-5614. -
Page 8: Operating
A16 Safety Instructions Always check all hoses and nozzles on the 13. The electrical system battery contains sulfuric sprayer for leaks before any start up. acid. Avoid any contact with skin, eyes, and clothing. Keep the battery and acid out of Prolonged exposure to loud noise can cause reach of children. -
Page 9: Maintenance
Safety Instructions Release the steering levers and simultaneously changes in direction. Do not operate the (2) Move the FSC to the NEUTRAL-PARK machine on a slope greater than 15 de- position. When the machine is stopped or grees. moving slowly, engage the parking brake. 13. -
Page 10: Safety, Control, And Instruction Decals
A16 Safety Instructions SAFETY, CONTROL, AND INSTRUCTION Perform only maintenance instructions DECALS described in this manual. Unauthorized maintenance operations or machine modifica- Safety, Control, and Instruction Decals are installed tions may result in unsafe operating conditions. on the equipment; if any are missing, illegible, or... -
Page 11: Assembly And Installation
Tube Assemblies into the end of the Sup- port Tube in a fully extended position. Install the Rear Support Brackets and Support Tubes. The A16 ships with support brackets to d. Install the locking pins (P/N B026, #32) into mount on most compatible decks. Differences the tubes. - Page 12 A16 Assembly and Installation c. Invert the unit, slide the left (P/N B027, B033, #26) above the Main Boom on each end. #33) and right (P/N B034, #37) Support The end hole of each extension should line up Tube Assemblies into the end of the Sup- with the Main Boom’s second hole from each...
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Page 13: Installation
Assembly and Installation INSTALLATION When installing the sprayer on your Walker tractor, select a smooth, flat surface such as a driveway, sidewalk, garage floor, etc. to mount the sprayer to the deck’s carrier frame. Initial Installation Only: Install the Harness/ Battery Connector (P/N B005) to the tractor’s... -
Page 14: Operating
A16 Operating Operating CALIBRATING THE APPLICATION RATE The flow rates and operating pressures for this CHEMICAL SAFETY pump result in actual spraying times of: Always adhere to the following guidelines when ● 42 minutes with the spray wand working with the sprayer. -
Page 15: Operating The Sprayer
Operating OPERATING THE SPRAYER CAUTION Maintain a steady and slow speed around CAUTION 2.5 MPH (4 km/h) when spraying. Be aware of changing weather conditions. Any blow Always wear adequate protective clothing back on the operator can be harmful. The including long pants, substantial protec- chemicals can be absorbed via skin and tive footwear, gloves, and eye protection inhalation. -
Page 16: Maintenance
A16 Maintenance Maintenance Spray Wand Tip Unscrewed the Spray Wand Tip from the spray CLEANING THE STRAINERS wand. Wash the tip under a faucet and reinstall. Clean the strainers if you notice impeded perfor- mance or before storage. Spray Boom Tip Strainers... -
Page 17: Troubleshooting
If you encounter issues with the sprayer not work- ing optimally, this section provides a few common things to check. If these do not correct the issue, contact your local authorized Walker Dealer. PUMP LOSES SUCTION Clean the Sump Strainer as detailed on page Check for loose or cracked fittings on the suction side of the pump. -
Page 18: Parts Lists And Diagrams
Spray Wand Tip B019 Hose Clip (#43191) B003-1 Pump Head B018 Spray Wand Holder (#43130) B001-1 Tank, 25 Gallon 5800-9 Decal, Walker Round (4-3/4") B022-1 Decal, Caution (#43239) B002-2 Cap, Drain W/Washer Electrical Components B004 Wire Harness (#43472) B005 Harness/Batt Conn(ST43483) -
Page 19: A16 Boom Sprayer Parts Diagram
F433 F093 F570 F646 F170 F093 F020 F570 F433 F009 F646 F170 F009 F570 F091 F009 F427 F009 F093 F020 F034 F091 F427 F034 F091 F427 F020 F091 F427 F034 F427 F034 F093 F427 Use only genuine Walker parts. ®... - Page 20 MAINTENANCE AND SERVICE RECORD SHEET DATE SERVICE ENGINE ITEM HOURS __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________...
- Page 21 MAINTENANCE AND SERVICE RECORD SHEET DATE SERVICE ENGINE ITEM HOURS __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________...
- Page 22 MAINTENANCE AND SERVICE RECORD SHEET DATE SERVICE ENGINE ITEM HOURS __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________...
- Page 23 (1) year after date of sale to the original retail purchaser unless the product is used for rental purposes, in which case this warranty is limited to ninety (90) days. At Walker’s request, customer will make the defective part available for inspection by Walker and/or return the defective part to Walker, transportation charges prepaid.
- Page 24 WALKER MFG. CO. • 5925 E. HARMONY ROAD, FORT COLLINS, CO 80528 • (970) 221-5614 FORM NO. 122220 PRINTED IN USA www.walker.com ©2020 WALKER MFG. CO...