Advertisement

PLEASE CALL OUR CONSUMER HOTLINE AT 1-800-9-SPRAYER
Instruction 738-554
H. D. Hudson Manufacturing Company warrants to the original purchaser only that this product will continue to
function as intended if used in accordance with operating instructions (under NORMAL CONSUMER USE) for
one year . If the product fails to function as intended—DO NOT RETURN IT TO THE STORE—call our CONSUMER
SERVICE HOTLINE AT 1-800-9-SPRAYER (toll free) for fast service. We will, at our option, repair or replace any
non-functioning parts without charge (shipping and handling charges will apply) H. D. Hudson Manufacturing
Company shall have the option of requiring the return of the non-functioning product to the address listed below
together with the proof of purchase to establish a claim under this warranty. This warranty does not apply to
damage resulting from accident, misuse, neglect, alterations, operation not in accordance with instructions,
commercial use, or normal wear.
ANY IMPLIED WARRANTIES, INCLUDING THE IMPLIED WARRANTY OF MERCHANTABILITY AND FITNESS FOR
CONSUMER USE, ARE LIMITED TO THE DURATION SPECIFIED ABOVE. H. D. HUDSON MANUFACTURING
COMPANY'S LIABILITY IS LIMITED SOLELY TO THE REPAIR OR REPLACEMENT OF THE NON-FUNCTIONING
PRODUCT OR PART. H. D. HUDSON MANUFACTURING COMPANY EXCLUDES LIABILITY UNDER THIS WARRANTY
FOR ANY AND ALL INCIDENTAL AND CONSEQUENTIAL LOSS OR DAMAGE.
Some states do not allow limitations on how long an implied warranty lasts, or the exclusion or limitation of
incidental or consequential damages, so these limitations or exclusions may not apply to you. This warranty
gives you specific legal rights and you may have other rights which vary from state to state.
IF YOU HAVE QUESTIONS OR CONCERNS: PLEASE CALL OUR CONSUMER HOTLINE AT 1-800-9-SPRAYER.
The engine must use mixed fuel. The ratio between gasoline and oil is 25:1. You can use either
leaded or unleaded gasoline. The oil should be for two stroke engines. The engine should run
without load for 3-5 minutes after starting and before stopping. Do not run engine without load at
high speed, it can damage the engine. You may also damage the engine by stopping the engine
at high speeds. Always reduce the engine speed before shutting off the unit. To prevent fire, keep
hot engine away from flammable materials when adding fuel. Smoking is strictly prohibited!
Wear approved, protective clothing, respirator mask and oil-proof gloves to protect operator
from contamination from pesticide. Follow pesticide label directions. In all cases, consider
direction of wind to avoid spray being blown back on operator. Always flush pesticide tank
and supply lines at the end of each period of use. This will help prevent corrosion and damage
to the sprayer and its components. Dispose of pesticide formulations remaining in the tank
and flush the residues in accordance with label directions. Before opening container of
pesticide for use in this sprayer, always read and thoroughly understand directions on its
label. Follow exactly the instructions for mixing, application, disposal and safety. Be sure the
pesticide is appropriate for usage with this sprayer. Keep sprayer and spray material out of
reach of children
IF YOU HAVE ANY QUESTIONS OR CONCERNS, OR ARE MISSING PARTS
DO NOT RETURN SPRAYER TO THE STORE!
Visit us on the Internet:

LIMITED WARRANTY

WARNING!
CAUTION!
www.hdhudson.com
Model 18539
1
(1-800-977-7293)
(1-800-977-7293)

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 18539 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Summary of Contents for Hudson 18539

  • Page 1: Limited Warranty

    Model 18539 LIMITED WARRANTY H. D. Hudson Manufacturing Company warrants to the original purchaser only that this product will continue to function as intended if used in accordance with operating instructions (under NORMAL CONSUMER USE) for one year . If the product fails to function as intended—DO NOT RETURN IT TO THE STORE—call our CONSUMER SERVICE HOTLINE AT 1-800-9-SPRAYER (toll free) for fast service.
  • Page 2: Main Features

    MAIN USES Thank you for purchasing the Hudson® 18539 Bak-Pak® power duster sprayer. The unit can be used as a duster or converted to a mist blower. It is suitable for use in the prevention of plant diseases and controlling pests on large plantations and crop fields where cotton, wheat, fruit trees, etc.
  • Page 3: Initial Assembly

    INITIAL ASSEMBLY Assemble the larger end of the flexible hose to the engine elbow with a thumb clamp. The 16” main tube comes next. The smooth end of the main tube with 4 internal ribs is inserted into the small end of the flexible hose and secured with a thumb clamp. Slide the metal band of the handle onto the main tube.
  • Page 4 ASSEMBLY FOR DUSTING OPERATION Changing spray plates. Unscrew fill cover from tank. Remove the clamp and clear spray hose form the hose connector on the outside of the tank. Remove the collared end of the small black rubber hose from the spray plate. Remove the small black rubber hose, hose connector, gasket, and retainer nut from tank.
  • Page 5: Starting The Unit

    STARTING THE UNIT Starting the unit Check the following items before starting sprayer: 1). Check the spark plug gap. Should be set at 0.024”-0.028” (0.6mm-0.7mm). 2). Spark plug should be tight in hole. 3). Air filter should be clean. 4). Check if engine rotates freely by pulling the starter 2-3 times. Add fuel to gas tank.
  • Page 6: After Spraying

    MISTING AND DUSTING OPERATION Misting Turn the numbered dial on top of the spray nozzle to regulate the amount of fluid to spray. The indicator is above the hose barb on the spray nozzle. Dusting. Regulate the dust output by the black capped lever next to the throttle. There are 12 settings for fine tuning the output.
  • Page 7: Troubleshooting

    TROUBLESHOOTING...
  • Page 8 TROUBLE SHOOTING Engine does not start or is difficult to start Check for spark. The safest and easiest way is to use a spark tester. PROBLEM CAUSE SOLUTION FIRING DEVICE WET DRY IT OUT CARBON BUILD UP CLEAN THE CARBON ON THE SPARK PLUG THE CLEARANCE ADJUST THE GAP TO...

Table of Contents