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General| Compatible With | HT Series Snowplows |
|---|---|
| Compatibility | Fisher HT Series Snowplows |
| Material | Steel |
| Weight | Varies by accessory |
| Color | Black |
| Installation | Bolt-on |
Lists essential tools required for maintenance and repair of Fisher snowplows.
Lists specific parts, kits, and testers recommended for snowplow service.
Explains the meaning of WARNING, CAUTION, and NOTE symbols used throughout the manual.
Provides step-by-step instructions for securely attaching and detaching the snowplow.
Highlights important safety messages and warnings found on labels attached to the snowplow.
Outlines critical safety measures for installation, operation, and adjustments.
Details safety procedures for handling hydraulic fluid and components to prevent injury.
Covers guidelines for fuse replacement and essential personal protective equipment.
Advises on safe handling of gasoline and preventing fire hazards during operation.
Covers battery safety, ventilation, noise emissions, and vibration levels.
Provides torque values for inch and metric fasteners used in snowplow assembly.
Details hydraulic fluid, capacity, electrical values, and fastener torques.
Illustrates the physical process of connecting/disconnecting the snowplow with important notes.
Instructions for filling the hydraulic reservoir and checking fluid levels.
Procedure for adjusting the blade's descent speed using the quill valve.
Steps for final alignment, hose routing, and bumper clearance.
Verifies proper operation of vehicle and snowplow lights after connection.
Step-by-step guide for correctly aligning snowplow headlamp beams.
Illustrates the correct paths for hydraulic hoses on HT Series blades.
Explains the Insta-Act hydraulic unit, its features, and operational times.
Identifies the location and function of solenoid cartridge valves.
Identifies the location and function of relief valves within the hydraulic unit.
Step-by-step guide for installing ram seals, including lubrication and torque.
Procedure for removing hydraulic cartridges and check valves with minimal fluid loss.
Shows and labels the Hand-Held and Joystick controls for the HT Series snowplows.
Describes the basic functions and indicators of the hand-held control.
Details powering on, using functions, and understanding time-outs for the hand-held control.
Covers activation, manual unlock, and clearing the 4-digit security code.
Explains indicator light meanings and provides additional system notes.
Describes the basic functions and indicators of the joystick control.
Details powering on and using the joystick control's functions.
Covers activation, manual unlock, and clearing the 4-digit security code.
Explains indicator light meanings and provides additional system notes.
Procedure to reset security code using the Distributor Master Control.
Explains how the HT Series hydraulic system performs blade movements.
Describes how Isolation Modules manage DRLs for different vehicle types.
Explains the role of the 3-Port Isolation Module as an electrical hub for lighting.
Defines symbols used for electrical components in schematics.
Defines symbols used for hydraulic components in schematics.
Provides a guide to wire colors and common abbreviations used in the manual.
Illustrates the electrical connections for the 3-Port Isolation Module.
Detailed wiring diagram for the 3-Port Isolation Module, showing connections.
Explains the function of the 4-Port Isolation Module for vehicle and snowplow lighting.
Illustrates the electrical connections for the 4-Port Isolation Module.
Detailed wiring diagram for the 4-Port Isolation Module, showing connections.
Visual representation of the hydraulic system's fluid flow and valve operation.
Explains the electrical signals and component activation for the Raise function.
Illustrates hydraulic fluid path and valve states during the Raise operation.
Explains electrical activation for Lower and Float functions.
Illustrates hydraulic fluid path and valve states for the Lower function.
Explains electrical signals for activating the Angle Right function.
Illustrates hydraulic fluid path for the Angle Right function.
Explains electrical signals for activating the Angle Left function.
Illustrates hydraulic fluid path for the Angle Left function.
Describes how hydraulic fluid is trapped to hold the blade in the raised position.
Explains how the system reacts to impacts, relieving pressure to prevent damage.
Illustrates hydraulic flow when scrape lock is open, allowing blade to follow contour.
Explains the methodology for using the troubleshooting section effectively.
Outlines methods for testing electrical circuits using a test light or voltmeter.
Lists essential conditions to verify before starting any diagnostic tests.
Provides basic checks and solutions for vehicle headlamp issues.
Lists checks and solutions for malfunctioning snowplow park and turn lamps.
Provides checks and solutions for issues with snowplow Daytime Running Lamps.
Explains the SCAT test's goal and how to perform it on solenoid coils.
Details how solenoid coils connect and their torque specifications.
Step-by-step guide for performing the SCAT test with the snowplow on the vehicle.
Step-by-step guide for performing the SCAT test with the snowplow off the vehicle.
Method for testing the resistance and continuity of individual solenoid coils.
Links conditions (light status) to possible causes and corrective actions for control/module faults.
Procedure to diagnose issues when the motor runs but the snowplow does not respond.
Steps to test pump pressure and identify related causes like relief valve issues.
Instructions on how to adjust blade drop speed using the quill in the valve manifold.
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