April 1, 2006 Lit. No. B64090, Rev. 00 Models 760LT, 760HD, 800HD & 860HD Installation Instructions & Owner's Manual CAUTION Read this manual before operating or servicing snowplow. This document supersedes all editions with an earlier date.
Congratulations on purchasing the finest straight blade snowplow available! BLIZZARD clearing new trails for innovative design, rugged durability, quality craftsmanship and superior performance. Our exclusive products are April 1, 2006 PREFACE manufactured and tested in Michigan’s Upper ® straight blades are Peninsula, the snow capital of the Midwest.
SAFETY DEFINITIONS WARNING Indicates a potentially hazardous situation, that if not avoided, could result in death or serious personal injury. CAUTION Indicates a potentially hazardous situation that, if not avoided, may result in minor or moderate injury. It may also be used to alert against unsafe practices.
SAFETY PRECAUTIONS Improper installation and operation could cause personal injury, and/or equipment and property damage. Read and understand labels and the Owner's Manual before installing, operating or making adjustments. WARNING Lower blade when vehicle is parked. Temperature changes could change hydraulic pressure, causing the blade to drop unexpectedly or damaging hydraulic components.
PERSONAL SAFETY • Remove ignition key and put the vehicle in park or in gear to prevent others from starting the vehicle during installation or service. • Wear only snug-fitting clothing while working on your vehicle or snowplow. • Do not wear jewelry or a necktie, and secure long hair.
Your snowplow is the most advanced and versatile straight blade on the market. The easy-to-use controls allow you to automatically adjust the plow blade into an infinite number of plowing positions. Review the illustrations below for instruction on maneuvering your snowplow.
Your BLIZZARD straight blade has been packaged to ® withstand transit and weather related damage. Fully inspect all components upon receipt of your plow. In the event of shipping damage or missing parts, immediately contact our Customer Service Department at 1-888-680-8600. Begin unpacking and inspection in the following order: 1.
TORQUE CHART CAUTION Read instructions before assembling. Fasteners should be finger tight until instructed to tighten according to the torque chart. Use standard methods and practices when attaching snowplow including proper personal protective safety equipment. Grade Identification for J429–Grade 5 Bolt SAE J429 Grade 5 Torque Values Nominal Clamp Loads...
Ft-lbs Turns Size Assembly Steps min.max 1. Make sure the tubing and threads are clean. 2. Lubricate the threads with 10W hydraulic oil. 3. Hand tighten the nut/sleeve to approx. 30 in-lbs. 11-12 4. Make alignment marks on the nut and fitting. 14-15 5.
MOLDBOARD & A-FRAME ASSEMBLY 1. Position the pivot beam and A-frame near the connecting points at the rear of the blade between the two center support ribs. Insert one 3/4" DIA. x 3" clevis pin through each mounting hole and secure with 1/4" DIA. x 1-1/2" cotter pin. 2.
MOLDBOARD & A-FRAME ASSEMBLY 3. Position each angle cylinder with the rod end of the cylinder in the pivot beam and the hydraulic hose port facing away from the A-frame. Secure the cylinder to the pivot beam with a 3/4" x 5" clevis pin (B41051) and a 1/4"...
MOLDBOARD & A-FRAME ASSEMBLY 6. Remove the draw latch mount pin, spacer & cotter pin from the draw latch assembly. By removing this pin, the inner draw latch plates can swing free. Remove the inner draw latch plate lift cylinder mount pin.
MOLDBOARD & A-FRAME ASSEMBLY 7. Assemble the manifold. The manifold, pump and coil harness have been connected at the factory; however, the manifold contains several components that you will need to install prior to securing the assembly to the A-frame. Each of the hose ports on the manifold is covered with stretch wrap.
MOLDBOARD & A-FRAME ASSEMBLY 10. Secure the manifold to the A-frame. Remove the washers, split lock washers and cap screws from the manifold and align the mount holes with the A-frame brackets. Properly replace and tighten all hardware. Apply Thread-Locking Compound Apply Thread-Locking...
ELECTRICAL INSTALLATION – SNOWPLOW SIDE 1. Connect the red power wire from the plow harness to the pump motor terminal stud. Hardware provided on pump. 2. Place the 3/8 lock washer, the black ground wire (from the harness) and the red ground wire on the coil harness (from the manifold) over the tapped hole on the pump and secure with 3/8"-16 x 3/4"...
® BLIZZARD HARNESS PLUG (VEHICLE) UNIVERSAL 14 + 2 MOLD COLOR FUNCTION BLACK GROUND BLACK GROUND 12 VOLT DC (+) BROWN/WHITE PUMP SOLENOID TO RING BROWN PUMP SOLENOID TO MOLEX RED/WHITE RIGHT SLIDE BOX EXTEND RED/BLACK RIGHT SLIDE BOX RETRACT BLUE/WHITE LEFT SLIDE BOX EXTEND BLUE/BLACK...
ELECTRICAL INSTALLATION – VEHICLE SIDE CAUTION Before drilling any holes, check the selected area for wires, hoses or other obstructions. 1. With the large plug on the electrical harness placed near the tow hook, under the bumper, route the harness over the driver-side fender well and to the fire wall.
ELECTRICAL INSTALLATION – VEHICLE SIDE 7. Remove the front signal light assembly from both sides of the vehicle. On the driver side, feed the violet (turn light) and gray (run light) wires from the main lighting harness through the opening in the signal light housing.
ELECTRICAL INSTALLATION – VEHICLE SIDE 12. Connect the power wire (with 15AMPFUSE) to a switched power source with a minimum of 15 amps. NOTE: The red power wire MUST be fused and switched on and off with ignition. Secure all loose wires under the dash. 13.
POWER HITCH™ SYSTEM INSTRUCTIONS Prior to operating your straight blade snowplow, review the Mounting and Dismounting Instructions label on the back of the driver’s side moldboard. CONNECT/DISCONNECT Power Hitch Switch Push Beam Receiver Mount Points Undercarriage Push Beam Adjustable Kickstand A-frame Power Mount Bushing...
1. Fill the hydraulic pump reservoir with BLIZZARD SNOWPLOW RAPID ACTION HYDRAULIC OIL until it is approximately 3/4" from the top of the tank. Replace the cap on the reservoir. Remove the weather caps from each of the plow and vehicle harnesses and connect the plugs.
4. Return to the interior of the vehicle. Test the remaining functions of the snowplow. The system power on the control should be in the "ON" position. Raise the plow to its maximum height by pulling the joystick back (or down) or pressing the "U"...
Fully tighten headlight fasteners once correct visual aim is achieved. 1. Place vehicle on a level surface 25 feet in front of a matte-white screen, such as a garage door. The screen should be perpendicular both to the ground and to the vehicle centerline. 2.
Maintenance Check fasteners for tightness. Torque to specifications. Check hoses for wear and leaks. Check cylinders for leaks; inspect rod ends for corrosion & pitting Lubricate all exposed cylinder rod ends with liquid white lithium grease to prevent corrosion. Check cutting edges and plow shoes for wear. NOTE: Do not discard plow shoe washers, these should be retained for different shoe adjustments.
Problem Pump will not run. Pump will not run, power to the solenoid. Pump will not run with power to the solenoid. Brown/white activation wire and ground are properly connected. Pump will not turn off. Do not allow the pump motor to run continuously.
Problem Plow will not stay angled when plowing. Plow will not angle, pump works. Plow lowers too slow. Plow drops sporadically. Headlights will not switch from the vehicle to the snowplow. April 1, 2006 TROUBLESHOOTING Cause Solution The angle pressure relief valve is Check the pressure relief by testing the valve inline set too low.
A-FRAME & PIVOT BEAM PARTS – ALL MODELS Item Part Description 760LT HD B41039 Kickstand Assembly Includes Item 3–10 B41047 Kickstand Foot Weldment B41038 Kickstand Leg Weldment B61057 Screw, 1/2"-13 x 1-1/4" HHCS Gr8 YZ B61026 Washer, 1/2” Flat SAE Hardened B52153 Nut, 1/2"-13 Top Lock Z B61152...
HARNESSES, ACCESSORIES & KITS – ALL MODELS 5. Help channel air flow to your truck radiator during the long haul over the road. Mounted front and center, our custom airfoil redirects air over the top of the blade and into the grille of your vehicle. The airfoil is shipped with complete mounting hardware.
HARNESSES, ACCESSORIES & KITS – ALL MODELS 8. BLIZZARD hydraulic oil is specially formulated for ® use in BLIZZARD snowplows and can significantly enhance the operation and performance of the hydraulic system. BLIZZARD zinc-free hydraulic oil maintains its viscosity to temperatures as low as –60°F.
HARNESSES, ACCESSORIES & KITS – ALL MODELS 12. This adjustable bracket mounts easily to your straight blade joystick control and installs quickly onto any door panel. Ideal for left-hand joystick operation or for vehicles with center consoles. The window mount bracket is shipped complete with hardware.