Bison NB Series Operator's Manual

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REAR BLADE

OPERATOR'S MANUAL

Models

NB80-180 • NB80-210 • NB80-240 • NB80-270

NB120-210 • NB120-240 • NB120-270 • NB120-300

Part №

4350-2147-03

Table of Contents

Summary of Contents for Bison NB Series

Page 1 REAR BLADE OPERATOR’S MANUAL Models NB80-180 • NB80-210 • NB80-240 • NB80-270 NB120-210 • NB120-240 • NB120-270 • NB120-300 Part № 4350-2147-03...
Page 3 INTRODUCTION READ THIS MANUAL carefully to learn how to operate and service your machine correctly. Failure to do so could result in personal injury or equipment damage. THIS MANUAL SHOULD BE CONSIDERED a permanent part of your machine and should remain with the machine when you sell it. MEASUREMENTS in this manual are given in both metric and customary U.S.
Page 4 Therefore, the time you take to learn about all maintenance features, adjustments and recommendations will result in the long, efficient life of your equipment. This equipment is covered by a warranty duration provided by your Bison ® authorized dealer at the purchase or technical delivery of same.
Page 5 GENERAL INDEX INTRODUCTION GENERAL NFORMATION SPECIFICATIONS SAFETY RULES SAFETY DECALS OPERATION MAINTENANCE ASSEMBLY DELIVERY CHECKLIST PARTS INDEX BOLT TORQUE CHART WARRANTY...
Page 6: General Information
GENERAL INFORMATION OPERATOR’S MANUAL If this manual is lost or destroyed a new copy can be requested to: TECNOMEC AGRICOLA S.A. DE C.V. Carr. a Paso Blanco, Km 2 No. 400 Col. Vista Hermosa, Jesús María Aguascalientes, México. C.P. 20905 Tel.
Page 7 Our trained personnel, is well versed on methods to service to your equipment. If you need additional information or custom assistance please contact your Bison authorized dealership or directly to TECNOMECAGRÍCOLA S.A. DE C.V. YOUR AUTHORIZED DISTRIBUTOR TECNOMEC AGRÍCOLA, S.A. DE C.V.
Page 8 LISTS OF INSPECTION PRE-DELIVERY INSPECTION MADE BY BISON DEALERSHIP Once the rear blade has been adjusted completely, check and ensure that it is ready for proper operation prior to delivery to the customer. The following checklist is a reminder of checkpoints.
Page 9 LISTS OF INSPECTION DELIVERY BY BISON DEALERSHIP The following list is an important information remainder to be transmitted directly to the customer at the moment of the delivery of the Rear Blade. Check each point once it was duly explained to the client.
Page 10 LISTS OF INSPECTION POST-SALES INSPECTION It’s advised that the following items are constantly checked during first hours of operation. ■ Fully check the machinery and certify there are no damaged parts. Repair or change if necessary. AII guards shall be in place. ■...
Page 11: Specifications
SPECIFICATIONS SPECIFICATIONS NB80-180 NB80-210 NB80-240 NB80-270 Length of Blade Approximate Weight (Manual/Hydraulic) 780/880 815/915 850/950 880/980 King Pin Diameter 3 1/4 Height and Thickness of Moldboard 19 1/4 Blade dimensions 1/2" x 6" reversible blade Maximum HP Hitch type 3-pt CAT II / Quick attach CAT II Swing angle °...
Page 12 SPECIFICATIONS This equipment is designed to help you be more E) The offset, tilt, and angle adjustments can be competitive, performing tasks which involve the performed in both directions without changing the leveling of agricultural land. side of the cylinders like other models. F) Cat.
Page 13: Safety Rules
SAFETY RULES SAFETY RULES This is the safety-alert symbol which means ATTEN- TION! BE ALERT! YOUR SAFETY IS INVOLVED! This safety alert symbol indicates important safety messages in this manual. When you see this symbol, carefully read the message below and be alert to the possibility of personal injury or death.
Page 14 SAFETY RULES PASSENGERS ARE NOT ALLOWED IN THE MACHINE Only allow the operator on the machine. Riders on machine are subject to injury such as being struck by foreign objects and being thrown off of the machine. Riders also obstruct the operators view resulting in the machine being operated in an unsafe manner.
Page 15: Driving On Public Roads
SAFETY RULES DRIVING ON PUBLIC ROADS Serious damage or even death could result if the tractor or the rear blade comes in contact with power lines. Do not leave the driver's seat if any part of the tractor or rear blade has contact with power lines. Slow down when making a turn.
Page 16 SAFETY RULES PRACTICE SAFE MAINTENANCE SAFETY RULES Understand service procedure before doing work. Keep área clean and dry. Never lubricate, service, or adjust machine while it is moving. Keep hands, feet, and clothing from power-driven parts. Disengage all power and operate controls to relieve pressure.
Page 17: Remove Paint Before Welding Or Heat- Ing
SAFETY RULES REMOVE PAINT BEFORE WELDING OR HEAT- Avoid potentially toxic fumes and dust. Hazardous fumes can be generated when paint is heated by welding, soldering or using a torch. Do all work outside or in a well-ventilated area. Dispose of paint and solvent properly.
Page 18 SAFETY RULES TOW LOADS SAFETY Stopping distance increases with speed and load hauled and on slopes. Loads with or without brakes, too heavy for the tractor or towed too fast can cause loss of control. Consider the total weight of the equipment and its load.
Page 19 SAFETY RULES Safety is a primary concern in the design and Keep hands and body away from pressurized lines. manufacture of our products. Unfortunately, our Use paper or cardboard, not hands or other body efforts to provide safe equipment can be wiped out parts to check for leaks, wear safety goggles.
Page 20 SAFETY RULES Make sure that the implement is properly adjusted Never allow riders on the tractor or implement. and in good working condition. The tractor must be equipped with ROPS or cab The tractor must be equipped with ROPS cabin and and seat belt.
Page 21: Maintenance
SAFETY RULES Always secure the pins with safety pins to prevent Always use tight clothing to prevent entanglement in the pins from falling out of position. Failure to do so moving parts. Use antiskid safety shoes and protec- can lead to accidents and / or damage to the rear tive equipment for eyes, hair, hands, ears and head.
Page 22: Safety Decals
TECNOMEC AGRICOLA, S.A. DE C.V. Carr. a Paso Blanco Km. 2 #400 Col. Vista Hermosa C.P . 20900 Jesús Ma., Aguascalientes, MEX. Tel. (52) (449) 922 47 66 /92-BISON Fax (52) (449) 922 47 67 SERIAL No.: MODEL: IMPORTANT: This implement is equipped with several safety decals.
Page 23 These decals are safety indicators that are used as reflective light when transporting the rear blades in streets and unpaved roads. 8.- TA4310-5013-0, BISON DECAL This decal represents the company logo. BE CAREFUL! Use a clean, damp cloth to clean the safety labels.
Page 24: Operation
OPERATION Safety is a primary concern in the design and NOTICE manufacturing of our products. Unfortunately, our efforts to provide safe equipment Ensure that all personnel operating and service can be eliminated by the negligent act of an know that if the hydraulic fluid is injected into the operator.
Page 25 OPERATION MOUNTING THE REAR BLADE ON THE TRAC- CATEGORY II QUICK HITCH TOR IMPORTANT 1. Secure the lower locking bolts (17) using a hub For rear blade NB80 should be mounted in a 2WD lower engagement pin * 1 7/16 "OD and insert tractor with a maximum power of 80 HP (60 kW).
Page 26: Angle Adjustment
OPERATION CAUTION NOTA: No haga funcionar la válvula selectora bajo carga. Before making manual adjustments for tilt, angle, or lateral displacement: NOTA: No utilice el cilindro de ángulo al mismo Park tractors on level ground, set the parking brake, tiempo que esta instalado el perno de ángulo, ya place at ground level, turn off the tractor and remove the que hacerlo puede dañar el cilindro y la niveladora.
Page 27 OPERATION Moldboard reversion The rear blade is reversible without being removed from the tractor. Mechanical adjustment. 1. Remove the pin of the angle and tilt (12) and "R" insurance (33). 2. Turn the bucket at 180 degrees counterclockwise (viewed from above) direction. 3.
Page 28: Tilt Adjustment
OPERATION TILT ADJUSTMENT Mechanical adjustment. Insert angle and tilt pin (12) using several combina- tions of holes between the moldboard holes in the turntable. Each hole gives us an increase of 7° up to 21°. Secure the angle and tilt pin (12) with "R" lock (33).
Page 29 OPERATION Offset Adjustment Mechanical Adjustment. This adjustment is made by a mechanical tensioner with 5 positions, in which we obtain a distance of 0-76 cm. to the right or left considering the progress of the tractor. Offset displacement of the rear blade: 1.
Page 30 OPERATION OPERATION TIPS CAUTION NOTICE __Stop the tractor and equipment immediatly after hitting an obstacle. Turn off the engine, remove the __Look Down and backwards ensuring that the key, inspect, and repair any damage before resume area is clear before reversing. operation.
Page 31 OPERATION Safety is a primary concern in the design and NOTICE manufacture of our products. Regrettably, our efforts to provide safe equipment can be eliminated Before dismounting the rear blade to perform any by the negligent operator. service or maintenance, follow these steps: Turn off the power of this equipment, lower to ground the In addition to design, configuration of equipment, hitch box and all components, operate the levers of...
Page 32 OWNERS SERVICE EQUIPMENT BLADE To reverse the cutting edge. 1. Remove the 5/8" plow screws. 2. Remove the blade of the moldboard and reinstall the blade, with the sharp side down. 3. Replace the blade if both edges are worn. LUBRICATION Weekly.
Page 33 Call your doctor The assembly of this equipment is the responsibility immediately if the fluid enters the skin or eyes. Do Bison distributor it must be delivered to the owner not delay. completely assembled, lubricated and adjusted for normal operating conditions.
Page 34 ASSEMBLY MAIN ASSEMBLY These instructions illustrate the sequence of assembling the parts of the rear blade. We suggest you follow this sequence carefully. The rear blade assembly must be made with at least two people and the right equipment to facilitate assembly.
Page 35 ASSEMBLY Remove parts from packaging. NOTE: The transport packaging can be used to assist in mounting the rear blade. 1. Remove the top and sides of the package. 2. Remove the box parts, hydraulic cylinder (s) and/or mechanical tension of the base. JOIN THE MOLDBOARD TO THE TURNTABLE AND KINGPIN NOTE: Make sure the moldboard is pointing...
Page 36 ASSEMBLY Join the turntable to the Moldboard C. Allow the end of the mainframe (2) slides through the kingpin (14). Secure the cover completely by pressing kingpin (9), then loosen 1/4 turn until one of the holes in the top of the kingpin (9) is aligned with the holes of the kingpin (14).
Page 37 ASSEMBLY Stand installation A. Attach the stand (7) engaging the frame (4) and insert the stand pin (19) through the upper hole of the stand (7). Use "R" lock (33) to secure the stand (7) in the working position. 4. Frame Box 4 7.
Page 38 ASSEMBLY Angle Pin Installation 1. Insert the angle and tilt pin (12) using various combinations of holes between the mainframe (2) and turntable holes (3). Secure the angle and tilt pin (12) with "R" lock (33). 2. Mainframe 3. Turntable 12.
Page 39 ASSEMBLY Angle cylinder hose kit assembly (KHCN102) 1. Install both elbows (42) to the angle cylinder (36). 2. Install the two hoses (45) on the elbows (42) angle cylinder (36). 3. Secure hoses (45) to the top of the mainframe (2) by hose clamp (18), nut (25) and lock washer (29).
Page 40 ASSEMBLY JOIN THE OFFSET HYDRAULIC CYLINDER TO THE REAR BLADE (KHCN106) 1. Assemble the offset cylinder (38) to the mainframe (2) using pin and cotter offset cylinder (38), likewise assembling the other cylinder end of the frame hooking (4). 2. Mainframe 4.
Page 41 ASSEMBLY Tilt pin installation Insert the pin and tilt angle (12) using various combina- tions of holes between the moldboard (1) and the turntable holes (3). Secure the angle and tilt pin (12) with "R" lock (33). 1. Moldboard 3. Turntable 12.
Page 42 ASSEMBLY Tilt cylinder kit hose assemlby (KHCN105) 1. Install both elbows (42) to the tilt cylinder (37). 2. Install the two hoses (46) on the elbows (42) of the tilt cylinder (37). 3. Secure hoses (46) to the top of the mainframe (2) by hose clamp (18), nut (25) and lock washer (29).
Page 43 END PLATES ASSEMBLY C6200003 (OPTIONAL) A. Hook the rear blade to the tractor. 1. End Plates 2. Tensor Left B. Raise the rear blade 5 cm. above ground operating 3. Spacer the elevation control valve. 4. Tensor Right 5. Screw 5/8 x 3 1/2 - 11 UNC G5 C.
Page 44 SKID SHOES ASSEMBLY C6100002 (OPTIONAL) A. Attach the rear blade to the tractor and level the 1. Skid Shoe mainframe. 2. Skid Shoe Stand 3. Flat Washer, 1 B. Raise rear blade 5cm. from ground operating tractor 4. Agricultural lock, 3/8 lift control.
Page 45 SELECTOR VALVE ASSEMBLY C6300051 (OPTIONAL) A. Insert the two screws (4) through the selector valve (1) and the valve holder of the selector valve (2) as shown in the drawing and securely fasten with two hex nuts (5) and two lock washers (6). B.
Page 46 HOSE ASSEMBLY WITH DIVIDER VALVE (OPTIONAL) A. Connect the hose (4) to the elbow angle cylinder C. Connect the hose (2) to the port (D) of the selector port (B) and the port (B) of the selector valve (1) using valve (1) and the quick connector.
Page 47 TAIL WHEEL SINGLE (KMCN010) & DOUBLE (KMCN011) (OPTIONAL) A. Install the wheel (9) in the single or double clevis (3) Frame Junction box using nuts (10). Attach the clevis arm (2) by lacing the 1 clevis wheel lower flange (5) in the middle. Secure the castle nut Clevis for 2 wheels (17), upper washer (6) and key (18).
Page 48: Delivery Checklist
DELIVERY CHECKLIST CHECK LIST BEFORE DELIVERY CHECK LIST FOR DELIVERY (responsibility of the dealer) (responsibility of the dealer) Inspect the equipment thoroughly after assembly. Show the customer how to make adjustments. Make sure it is properly configured prior to delivery to ___Point safety decals.
Page 49 INDEX PARTS REAR BLADE NB80-180 / NB80-210 / NB80-240 / NB80-270 NB120-210 / NB120-240 / NB120-270 / NB120-300 MAIN ASSEMBLY NB80 / NB120 (MANUAL) PART LIST MAIN ASSEMBLY NB80 (MANUAL) PART LIST MAIN ASSEMBLY NB120 (MANUAL) MAIN ASSEMBLY (HYDRAULIC PART LIST MAIN ASSEMBLY NB80 (HYDRAULIC) PART LIST MAIN ASSEMBLY NB120 (HYDRAULIC) CYLINDERS AND HOSES ASSEMBLY DIVERTER VALVE KIT ASSEMBLY C6300051...
Page 50 MAIN ASSEMBLY (MANUAL) NB80-180 / NB80-210 / NB80-240 / NB80-270 NB120-210 / NB120-240 / NB120-270 / NB120-300 Según se requiera NB80-050...
Page 51 PARTS LIST NB80 MAIN ASSEMBLY (MANUAL) REF. PART QTY. DESCRIPTION CN06090100W MOLDBOARD 6 FT (1.8 M) CN07120100W MOLDBOARD 7 FT (2.1 M) CN08120100W MOLDBOARD 8 FT (2.4 M) CN09060100W MOLDBOARD 9 FT (2.7 M) CN09060200W MAINFRAME CN09060300W TURNTABLE CN09060400W 3-POINT FRAME CN09060500W INNER TILT LINK CN09060600W...
Page 52 PARTS LIST NB120 MAIN ASSEMBLY (MANUAL) REF. PART QTY. DESCRIPTION CN07130100W MOLDBOARD 7 FT (2.1 M) CN08130100W MOLDBOARD 8 FT (2.4 M) CN09070100W MOLDBOARD 9 FT (2.7 M) CN10080100W MOLDBOARD 10 FT (3.0 M) CN09070200W MAINFRAME CN09070300W TURNTABLE CN09070400W 3-POINT FRAME CN09060500W INNER TILT LINK CN09060600W...
Page 53 MAIN ASSEMBLY (HYDRAULIC) NB80-180 / NB80-210 / NB80-240 / NB80-270 NB120-210 / NB120-240 / NB120-270 / NB120-300 31 27 NB80-051...
Page 54 PARTS LIST NB80 MAIN ASSEMBLY (HYDRAULIC) REF. PART QTY. DESCRIPTION CN06090100W MOLDBOARD 6 FT (1.8 M) CN07120100W MOLDBOARD 7 FT (2.1 M) CN08120100W MOLDBOARD 8 FT (2.4 M) CN09060100W MOLDBOARD 9 FT (2.7 M) CN09060200W MAINFRAME CN09060300W TURNTABLE CN09060400W 3-POINT FRAME CN09060700W STAND CN09060800W...
Page 55 PARTS LIST NB120 MAIN ASSEMBLY (HYDRAULIC) REF. PART QTY. DESCRIPTION CN07130100W MOLDBOARD 7 FT (2.1 M) CN08130100W MOLDBOARD 8 FT (2.4 M) CN09070100W MOLDBOARD 9 FT (2.7 M) CN10080100W MOLDBOARD 10 FT (3.0 M) CN09070200W MAINFRAME CN09070300W TURNTABLE CN09070400W 3-POINT FRAME CN09060700W STAND CN09060800W...
Page 56 ASSEMBLY, HOSE AND CYLINDER LIST Offset Angle Tilt NB80-052 REF. PART QTY. DESCRIPTION TA4110-6012-00 QUICK MALE COUPLER 08MQBA-08FP(8010-04) TA4120-1159-50 ELBOW 8MB-8MJ 90 WITH NUT STRAP T50L9M4 15 1/2 "long C. WAR. HIGH PRESSURE (19924-B) TA4430-1567-40 MANG. 8M3K-8MP-8FJX-2.40 TA4430-1568-05 MANG. 8M3K-8MP-8FJX-3.05 TA4110-4060-01 CYLINDER 3 X 12 (B3001ABAAA07B) TA4110-4047-01...
Page 57 DIVERTER KIT ASSEMBLY C6300051 NB80-037 REF. PART QTY. DESCRIPTION DIVERTER VALVE TA4110-2050-07 VALVE HOLDER TACN99280001C BOLT HEX. 3/8 x 1 1/4 – 11 UNC G5 BOLT HEX. 3/8 x 3-11 UNC G5 HEX 3/8 - 16 UNC LOCK WASHER 3/8...
Page 58 HYDRAULIC DOUBLE DIVERTER VALVE KIT C6300051 (OPTIONAL) REF. PART QTY. DESCRIPTION DIVERTER VALVE KIT DOUBLE DS1A1E TA4110-2050-07 SEAL KIT FOR SELECTOR VALVE TA4110-0010-50 KIT OF LEVER SELECTOR VALVE TA4110-0020-50...
Page 59 DOUBLE DIVERTER VALVE KIT HOSE ASSEMBLY (OPTIONAL) QUICK CONNECTOR 38 Offset Angle NB80-038 REF. PART QTY. DESCRIPTION DIVERTER VALVE KIT TA4430-0121-50 HOSE-8M3K-8MP 8MP-1.50 HOSE 8M3K-8FJX-8FJX-1.00 TA4430-2566-00 HOSE, 8M3K-8FJX-8FJX-1.75 TA4430-2566-75 8MP 8 MJ-90 ELBOW WITH NUT TA4120-1212-35...
Page 60 PART LIST & HYDRAULIC CYLINDER ASSEMBLY KHCN105 & KHCN106 3x8 CYLINDER SEAL KIT NB80-054 REF. PART QTY. DESCRIPTION CYLINDER ROD CYLINDER LINER SHAFT WITH NUT COVER DOG WITH LUGS COVER DOG PISTON CLEVIS LOCK NUT 1-14 BOLT CYLINDER COTTER 3/16 x 2 SEAL KIT FOR CYLINDER 3X8 TA4110-4056-05 POLIPACK TWO WAY...
Page 61 PARTS LIST & HYDRAULIC CYLINDER ASSEMBLY KHCN102 3x8 CYLINDER SEAL KIT NB80-055 REF. PART QTY. DESCRIPTION CYLINDER ROD CYLINDER LINER SHAFT WITH NUT COVER DOG WITH LUGS COVER DOG PISTON CLEVIS LOCK NUT 1-14 BOLT CYLINDER COTTER 3/16 x 2 SEAL KIT FOR CYLINDER 3X8 TA4110-4056-05 POLIPACK TWO WAY...
Page 62 END PLATES ASSEMBLY C6200003 (OPTIONAL) NB80-035 REF. PART QTY. DESCRIPTION END PLATES LEFT TENSOR SPACER RIGHT LEFT TENSOR BOLT HEX. 5/8 X 3 1/2 HHCS GR5 BOLT HEX. 5/8 X 1 1/2 HHCS GR5 NUT HEX. 5/8 - 11 WASHER-PRESSURE 5/8 COMMERCIAL HARDWARE IS AVAILABLE LOCALLY N/S NOT SELLED SEPARATELY...
Page 63 SKID SHOES ASSEMBLY C6100002 (OPTIONAL) NB80-036 REF. PART QTY. DESCRIPTION SKID SHOE SKID SHOE STAND TACN99030200W FLAT WASHER 1 LYNCH PIN 3/8 PLOW BOLT 5/8 x 2 1/2 GR5 HEX NUT 5/8 - 11 LOCK WASHER 5/8 COMMERCIAL HARDWARE IS AVAILABLE LOCALLY NOT SELLED SEPARATELY...
Page 64 TAIL WHEEL ASSEMBLY SINGLE (KMCN010) DOUBLE (KMCN011) (OPTIONAL) NB80-039...
Page 65 PARTS LIST TAILWHEEL SINGLE (KMCN010), DOUBLE (KMCN011) (OPTIONAL) REF. PART QTY. DESCRIPTION JUNCTION BOX TACN99100100W CHASSIS TACN99210200W CLEVIS FOR 1 WHEEL CLEVIS FOR 2 WHEELS PIVOT PIN TACN99210001C WASHER TACN99210002C SUPERIOR WASHER TACN99210003C WASHER FOR HUB TACN99210004C ǂ TAIL WHEEL HUB KIT TA4380-1022-05 ǂ...
Page 66: General Information
TORQUE SCREW SPECIFICATION GENERAL INFORMATION Screws torque values. Always replace bolts with others of the same grade. Metric screws have the class number marked on the head. Tighten the screws according to the table, unless otherwise indicated in operators manual. Do not over tighten the screws, as this could cause failure during operation.
Page 67 TORQUE SCREW SPECIFICATIONS GENERAL INFORMATION Screws torque values. Always replace bolts with others of the same grade. Metric screws have the class number marked on the head. Tighten the screws according to the table, unless otherwise indicated in operators manual. Do not over tighten the screws, as this could cause failure during operation. Note: DO NOT use these values if a different torque value for a specific application is specified.
Page 68: Theft Prevention
Col. Vista Hermosa C.P . 20900 Jesús Ma., Aguascalientes, MEX. efficient service when you order parts. Tel. (52) (449) 922 47 66 /92-BISON Fax (52) (449) 922 47 67 SERIE No: IMPORTANT: Each time it is necessary to order spare...
Page 69: Warranty
TECNOMEC will repair or replace, at its discretion, any covered part which is found to be defective in material or workmanship during the applicable warranty term. Warranty service must be performed by an authorized BISON dealer, which will use only new or remanufactured parts or components furnished by TECNOMEC.

This manual is also suitable for:

Nb80-180 Nb80-210 Nb80-240 Nb80-270 Nb120-210 Nb120-240 ... Show all