Blizzard 680LT - User Manual

Models 680LT & 720LT
Installation Instructions & Owner's Manual
March 1, 2009
Lit. No. B64118, Rev. 03
This manual supersedes all editions with an earlier date.
CAUTION
Read this document before operating or
servicing snowplow.
CAUTION
Read this document before installing the
snowplow.
CAUTION
See your BLIZZARD sales outlet/Web site for
specifi c vehicle application recommendations
before installation. The Undercarriage
Selection Guide has specifi c vehicle and
snowplow requirements.

Summary

Preface

Safety Information

Safety Definitions and Labels

Defines warning symbols and labels for safe operation.

Operational Safety Guidelines

Advises on safe operating speeds and vehicle application recommendations.

General Safety Precautions

Details precautions for installation, operation, blade handling, and vehicle load limits.

Hydraulic and Battery Safety

Addresses risks associated with hydraulic fluid, batteries, and fuses.

Personal Safety and Hazards

Covers personal attire, fire hazards, ventilation, and cell phone safety.

Vehicle Application and Ballast Requirements

Vehicle Suitability Recommendations

Advises consulting dealer or website for specific vehicle application recommendations.

Ballast Installation Guidelines

Details the importance of ballast for vehicle eligibility and proper installation.

Snowplow Operation

Blade Positioning Controls

Describes how to lower, raise, and angle the snowplow blade using controls.

Control Operation Best Practices

Advises on proper control usage to prevent premature failure of the power contactor.

Unpacking and Inspection

Inspection and Record Keeping

Outlines unpacking, inspection procedure, and retaining record information.

Torque Specifications

Bolt Torque Values

Provides torque values for SAE and Metric bolts used in assembly.

Hydraulic Fitting Torque Values

Provides torque values for JIC flare and O-ring boss hydraulic fittings.

Moldboard and A-Frame Assembly

Key Component Assembly Steps

Guides through assembly of pivot beam, A-frame, kickstand, springs, and blade guides.

Hydraulic Cylinder and Hose Connections

Details connecting hydraulic cylinders and routing hoses for plow functions.

Draw Latch Mechanism Installation

Describes the installation of the draw latch assembly for secure attachment.

Manifold and Electrical Installation (Snowplow Side)

Plough-Side Electrical Connections

Covers installing the POWER HITCH switch, connecting harnesses, and pump wiring.

Manifold and Pump Assembly

Guides on assembling the manifold, attaching fittings, and securing the pump.

Hydraulic Hose Connections

Details connecting hydraulic hoses to the manifold adapters.

System Schematics

Electrical Schematic

Provides the electrical schematic for the B60344 system.

Hydraulic Schematic

Provides the hydraulic schematic for the B60344 system.

Hydraulic Valve and Hose Port Guide

Component Function Mapping

Maps hydraulic ports to functions and explains valve operations for drop speed and relief.

Electrical Connector Schematics

Vehicle Harness Plug

Shows the pinout and wire colors for the vehicle harness plug.

Plow Harness Plug

Displays the pinout and wire colors for the snowplow harness plug.

Electrical Installation (Vehicle Side)

Harness Routing and Component Mounting

Guides on routing the harness, mounting the contactor, and connecting to the battery.

Lighting and Switch Installation

Covers installing the lighting harness, connecting headlamps, and mounting the control switch.

Final Connections and Testing

Details connecting the control station and performing final system tests.

Power Hitch System Instructions

Mounting and Dismounting Procedures

Provides step-by-step instructions for mounting and dismounting using the POWER HITCH system.

Testing Your Snowplow

Pre-Operation Checks

Guides on filling fluid, connecting harnesses, and testing Power Hitch operation.

Functionality and Leak Checks

Covers testing all snowplow functions, checking for leaks, and verifying headlamp operation.

Headlamp Aiming Procedure

Aiming Setup and Alignment

Details vehicle preparation and the process for aligning snowplow headlamp beams.

Maintenance and Storage

Regular Maintenance Tasks

Outlines periodic and yearly maintenance, lubrication, and cleaning procedures.

Storage and Removal Procedures

Guides on preparing the snowplow for storage and steps for removing it from storage.

Technical Specifications

Troubleshooting

Pump and Solenoid Issues

Addresses problems related to pump not running, solenoid damage, and wiring.

Fluid Level and Alternator Issues

Covers slow functions due to low fluid, leaks, or low vehicle alternator amperage.

A-Frame Latch and Harness Issues

Details issues with the A-frame latch movement and diode loop harness failures.

Snowplow Lift and Manifold Issues

Addresses problems with the snowplow not lifting or manifold coil damage.

Angle and Flow Control Issues

Discusses issues with the snowplow not staying angled or lowering too slowly.

Headlamp Relay Issues

Covers troubleshooting headlamps not switching from vehicle to snowplow.

Parts Diagrams

Moldboard Components

Shows an exploded view diagram of the moldboard and its parts.

A-Frame and Pivot Beam Components

Provides an exploded view diagram of the A-frame and pivot beam assembly.

Parts Lists

Moldboard Parts

Lists part numbers, quantities, and descriptions for moldboard components.

A-Frame and Pivot Beam Parts

Lists part numbers, quantities, and descriptions for A-frame and pivot beam components.

Accessories and Kits

Emergency Parts Kit and Fluids

Describes the contents of the emergency parts kit and availability of hydraulic fluid.

Mounting Brackets and Retainers

Details mounting brackets for controls and the ballast retainer kit.

Various Accessory Kits

Lists various hardware and accessory kits for installation and maintenance.

Blizzard 680LT Specifications

General

Engine	Briggs & Stratton
Engine Displacement	208 cc
Auger Material	Steel
Type	Two Stage
Engine Type	4-Cycle
Intake Height	20 inches
Throw Distance	40 feet
Starter Type	Recoil