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Douglas Dynamics WESTERN UniMount Owner's Manual

Straight blades with relay electrical system
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WESTERN PRODUCTS, P.O. BOX 245038, MILWAUKEE, WI 53224-9538
Lit. No. 63097, Rev. 05
June 1, 2005
OWNER'S MANUAL
Straight Blades with
Relay Electrical System
SNOWPLOWS
CAUTION
Read this manual before operating or servicing
snowplow.
This document supersedes all editions with an earlier date.
A DIVISION OF DOUGLAS DYNAMICS, L.L.C

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  • Page 1 Lit. No. 63097, Rev. 05 June 1, 2005 OWNER’S MANUAL Straight Blades with Relay Electrical System SNOWPLOWS CAUTION Read this manual before operating or servicing snowplow. This document supersedes all editions with an earlier date. A DIVISION OF DOUGLAS DYNAMICS, L.L.C...

  • Page 2: Owner's Information

    OWNER'S INFORMATION Owner's Name: __________________________________________________ Date Purchased: ________________________________________________ Outlet Name:___________________________ Phone: ________________ Outlet Address: _________________________________________________ Vehicle Model: ____________________________________ Year: ________ Snowplow Type (Model): ___________________________ Year:* _______ Blade Width:____________________Weight_______LBS/KG Ballast: No___ Yes___ Amount_____________LBS/KG ISARMATIC Serial Number: _______________________________________ ® * The year of manufacture is found on blade size label. Seven digit code has year of manufacture as third and fourth digits.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS PREFACE ....... . . 1 OPERATION ......13 Solenoid Control .

  • Page 4: Preface

    PREFACE PREFACE FACTORY ORIGINAL PRODUCTS Welcome to the growing family of WESTERN ® Your WESTERN snowplow is a valuable investment. snowplow owners. The best way to assure original equipment reliability and efficiency is to purchase only genuine Factory Original This manual provides safety, operation, maintenance, parts and accessories.

  • Page 5: Safety

    SAFETY SAFETY DEFINITIONS Warning and Caution Label WARNING Indicates a potentially hazardous situation that, if not avoided, could result in death or serious personal injury. CAUTION Indicates a situation that, if not avoided, could result damage to product or property. NOTE: Identifies tips, helpful hints and maintenance information the owner/operator should know.

  • Page 6: Safety Precautions

    SAFETY SAFETY PRECAUTIONS PERSONAL SAFETY Improper installation and operation could cause • Wear only snug-fitting clothing while working on personal injury, and/or equipment and property damage. your vehicle or snowplow. Read and understand labels and the Owner's Manual before installing, operating, or making adjustments. •...

  • Page 7: Hydraulic Safety

    SAFETY HYDRAULIC SAFETY WARNING Hydraulic fluid under pressure can cause skin injection injury. If you are injured by hydraulic fluid, get medical attention immediately. • Always inspect hydraulic components and hoses before using. Replace any damaged or worn parts immediately. •...

  • Page 8: Vehicle Application Information

    VEHICLE APPLICATION INFORMATION VEHICLE APPLICATION REQUIREMENTS BALLAST REQUIREMENTS Ballast (additional weight) is an important part of CAUTION qualifying vehicles for snowplow eligibility. Rear ballast See your WESTERN outlet for application ® must be used, when necessary, to remain in recommendations. The Selection List has compliance with axle ratings and ratios as specified by specific vehicle and snowplow requirements.

  • Page 9: Getting To Know Your Snowplow

    GETTING TO KNOW YOUR SNOWPLOW Heavy Weight Blade Quadrant Snowplow Headlamps ® PRO-PLOW Blade Quadrant Lift Channel Blade Solenoid ® ISARMATIC Standard Blade Mark IIIa Hydraulic Unit Quadrant Lift Frame A-frame Sport/Utility Blade Quadrant A-frame Stand Angling Ram Light Weight Blade Quadrant UniMount SNOWPLOW...

  • Page 10: A-Frame, Quadrant And Lift Frame

    GETTING TO KNOW YOUR SNOWPLOW The blade also features large, adjustable disc-type skid When the electrical plugs are connected, the vehicle shoes. These rotate 360° for longer wear and better headlamps will automatically switch to the snowplow blade flotation over all surfaces. For severe service, headlamps when they are turned on.

  • Page 11: Hydraulic Power

    GETTING TO KNOW YOUR SNOWPLOW HYDRAULIC POWER System Capacity CAPACITY The WESTERN ® Solenoid ISARMATIC ® Mark IIIa APPLICATION IN QUARTS system provides a fast and uniform speed for lifting and Solenoid ISARMATIC Mark IIIa angling. The system raises the blade in two seconds 1-3/4 Angling Rams and angles side to side in less than four seconds.

  • Page 12: Hydra-Turn™ Angling

    GETTING TO KNOW YOUR SNOWPLOW Hydra-Turn™ Angling SOLENOID CONTROL WARNING WARNING Keep 8' clear of the blade drop zone when it is To prevent accidental movement of the blade, being raised, lowered or angled. Do not stand always turn the ON/OFF switch to OFF between the vehicle and blade or directly in whenever the snowplow is not in use.

  • Page 13: Accessories And Options

    ACCESSORIES AND OPTIONS BLADE ACCESSORIES Snow Deflector The optional snow deflector, available in poly or reinforced rubber, helps keep snow off the windshield and away from the radiator. The deflector improves the Roll-Action feature and increases snowplow efficiency. The snow deflector is standard on poly snowplows, but is not available for Sport/Utility blades.

  • Page 14: Mounting Snowplow To Vehicle

    MOUNTING SNOWPLOW TO VEHICLE MOUNTING SNOWPLOW WARNING WARNING To avoid personal injury, follow steps in Inspect snowplow components and bolts for sequence. wear or damage when mounting or removing the snowplow. Worn or damaged components could allow the snowplow to drop WARNING unexpectedly.
  • Page 15 MOUNTING SNOWPLOW TO VEHICLE Step 2 HAIRPIN • Rotate lift frame toward vehicle and swing link arm up to position link arm hole over lift frame stud. LIFT STUD FRAME Now slide link arm onto stud. LINK ARM • Install hairpin into stud. •...

  • Page 16: Operation

    OPERATION SOLENOID CONTROL WARNING Control Lever To prevent accidental movement of the blade, always turn the ON/OFF switch to OFF whenever the snowplow is not in use. The Indicator control indicator light will turn off. Light CAUTION Do not hold control lever in RAISE, ANGLE LEFT or ANGLE RIGHT position after blade has reached desired position.

  • Page 17: Snowplow Headlamp Check

    OPERATION SNOWPLOW HEADLAMP CHECK Adjustment Procedure With all electrical plugs connected, check the operation of vehicle and snowplow headlamps. Lights Results Both vehicle and snowplow Parking Lamps lamps should be on. Shoe Both vehicle and snowplow Right Turn Signal Bracket lamps should be on.

  • Page 18: Blade Drop Speed Adjustment

    OPERATION BLADE DROP SPEED ADJUSTMENT TRANSPORTING THE SNOWPLOW WARNING WARNING Position blade so it does not block headlamp Keep 8' clear of the blade drop zone when it is beam. being raised, lowered or angled. Do not stand between the vehicle and blade or directly in Do not change blade position while traveling.

  • Page 19: Driving And Plowing On Snow And Ice

    OPERATION DRIVING AND PLOWING ON SNOW PLOWING SNOW AND ICE WARNING CAUTION Never plow snow with head out the vehicle Drinking then driving or plowing is very window. Sudden stops or protruding objects dangerous. Your reflex, perceptions, attentiveness could cause personal injury. and judgement can be affected by even a small amount of alcohol.

  • Page 20: Hard-Packed Snow

    OPERATION Hard-Packed Snow Clearing Parking Lots 1. Raise the disc shoes so that the cutting edge 1. Clear areas in front of the buildings first. With the comes into direct contact with the pavement. blade raised, drive up to the building. Drop blade and "back drag"...

  • Page 21: Snowplow Removal

    SNOWPLOW REMOVAL REMOVING SNOWPLOW WARNING WARNING Keep 8' clear of the blade drop zone when it is To avoid personal injury, follow steps in being raised, lowered or angled. Do not stand sequence. between the vehicle and blade or directly in front of blade.
  • Page 22 SNOWPLOW REMOVAL Step 2 LIFT • Place stand shoe on ground. If necessary, raise FRAME STAND PIN stand slightly to align hole in stand with hole in lift frame. Insert stand pin to attach stand to lift frame. STAND Step 3 HAIRPIN •...

  • Page 23: Maintenance

    MAINTENANCE AIMING HEADLAMP BEAMS Torque headlamp fasteners to 45 ft-lb once correct e. Check functioning of any automatic vehicle visual aim is achieved. leveling systems and specific manufacturer's instructions pertaining to vehicle preparation for 1. Place vehicle on a level surface 25 feet in front of a headlamp aiming.

  • Page 24: Preseason Check

    MAINTENANCE PRESEASON CHECK POSTSEASON MAINTENANCE WARNING NOTE: Coat all electrical plugs with dielectric grease. Lower blade when vehicle is parked. Temperature changes could change hydraulic • Clean and paint blade assembly as needed. pressure, causing the blade to drop unexpectedly or damaging hydraulic components.

  • Page 25: Maintenance And Adjustment

    MAINTENANCE MAINTENANCE AND ADJUSTMENT Lifting The front of the lift frame can be used as an attaching WARNING point to lift and move this snowplow following recommended Lower blade when vehicle is parked. mechanical lifting cautions and procedures. Temperature changes could change hydraulic pressure, causing the blade to drop unexpectedly or damaging hydraulic components.

  • Page 26: Annual Fluid Change

    MAINTENANCE Annual Fluid Change WARNING CAUTION Change fluid at the beginning of each plowing Keep 8' clear of the blade drop zone when it is season. Failure to do so could result in being raised, lowered or angled. Do not stand condensation buildup during non-snowplow between the vehicle and blade or directly in season.

  • Page 27: System Capacity

    MAINTENANCE System Capacity Packing Nut Adjustment CAUTION Lift Ram Fill through the reservoir fill hole ONLY. Never fill through motor/pump opening. Over filling Packing could damage the unit. CAPACITY APPLICATION IN QUARTS ® Solenoid ISARMATIC Mark IIIa 1-3/4 Angling Rams Quill With 6”...

  • Page 28: Vehicle

    MAINTENANCE VEHICLE EMERGENCY PARTS The snowplow operating vehicle shall be maintained We suggest that you keep a WESTERN UniMount ® according to manufacturers recommendations. Tire Parts Kit (PN 49370) in your vehicle. This kit contains pressure shall be maintained according to WESTERN hydraulic fluid, dielectric grease and manufacturer's recommendations.

  • Page 29: Troubleshooting Guide

    TROUBLESHOOTING GUIDE This guide is arranged in the most likely correction order. Your WESTERN outlet is trained to service your ® plow with Factory Original parts. CONDITION POSSIBLE CAUSE CORRECTION 1. No power to the motor relay. 1. Repair or replace wiring, cab control or harness fuse.
  • Page 30 TROUBLESHOOTING GUIDE CONDITION POSSIBLE CAUSE CORRECTION 1. Incorrect hydraulic fluid for the 1. Use recommended hydraulic fluid. temperature. (See page 23.) 2. There is binding between A-frame 2. Repair or replace damaged parts. and quadrant. 3. Angle ram packing nut is not 3.
  • Page 31 TROUBLESHOOTING GUIDE CONDITION POSSIBLE CAUSE CORRECTION 1. Angle ram packing nut is loose. 1. Tighten angle ram packing nut. 2. Angle ram packing is worn or 2. Replace packing. Fluid leaks from angle rams. damaged. 3. Hydraulic fittings or hoses are 3.
  • Page 32 A DIVISION OF DOUGLAS DYNAMICS, L.L.C. Copyright © 2005 Douglas Dynamics, L.L.C. All rights reserved. This material may not be reproduced or copied in whole or in part, in any printed, mechanical, electronic, film or other distribution and storage media, without the written consent of Western Products. Authorization to photocopy items for internal or personal use by Western Products outlets or snowplow owner is granted.

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