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Roto-Mix 1220-20 Safety & Operation Manual

Truck & stationary feed mixer
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1220-20 TRUCK &
STATIONARY FEED MIXER
SAFETY &
OPERATION MANUAL
ROTO-MIX
P.O. Box 1724
2205 E. Wyatt Earp Blvd.
Dodge City, Kansas 67801
(620) 225-1142
© ROTO-MIX LLC 2006
SERIAL NO. _______________
08/2020
441952
Printed in U.S.A.

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  • Page 1 1220-20 TRUCK & STATIONARY FEED MIXER SAFETY & OPERATION MANUAL ROTO-MIX P.O. Box 1724 2205 E. Wyatt Earp Blvd. Dodge City, Kansas 67801 (620) 225-1142 © ROTO-MIX LLC 2006 SERIAL NO. _______________ 08/2020 441952 Printed in U.S.A.
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  • Page 3: Table Of Contents

    SAFETY INFORMATION ....................7-19 CHAIN TENSIONING & LOADING INSTRUCTIONS............20-21 LUBRICATION ........................21 PLANETARY GEARBOX & HYDROSTAT & OVERHUNG LOAD ADAPTER ....22-23 SPECIFICATIONS ........................ 24 1220-20 TRUCK DIMENSIONS .................... 26 1220-20 STATIONARY DIMENSIONS .................. 27 REPAIR PARTS TABLE OF CONTENTS................29...

  • Page 4: Warranty

    ROTO-MIX and that it be returned to ROTO-MIX within 10 days of purchase and be recorded in ROTO-MIX’s owner file for this warranty to be valid. In the event an owner’s card is not on file at the ROTO-MIX office, the warranty period will extend only from date equipment was picked up or shipped from the ROTO-MIX plant.

  • Page 5: Scales Warranty & Service Policy

    - Products that have been declared a total loss and subsequently salvaged - Overtime labor charges - ROTO-MIX is not responsible and will not be liable for damage caused to persons or property, commercial loss, loss of time or production, loss of use by reason of the installation or use of ROTO-MIX products or their mechanical failure.

  • Page 6: Operator Qualifications

    OPERATOR QUALIFICATIONS Operation Of this mixer/feeder shall be limited to competent and experienced persons. In addition, anyone who will operate or work around a mixer/feeder must use good common sense. In order to be qualified, he or she must also know and meet all other qualifications, such as: 1.

  • Page 7: Safety Information

    It may also be used to alert against unsafe practices. If you have questions not answered in this manual or require additional copies or the manual is damaged, please contact your dealer or ROTO-MIX, 2205 E. Wyatt Earp, Dodge City, Kansas, 67801. (Telephone) 620-225-1142 (Fax) 620-225-6370...
  • Page 8 SAFETY FIRST REMEMBER: The careful operator is the best operator. Most accidents are caused by human error. Certain precautions must be observed to prevent the possibility of injury or death. DO NOT ALLOW PERSONNEL OTHER THAN THE QUALIFIED OPERATOR NEAR THE MACHINE. NEVER START MACHINE UNTIL ALL GUARDS AND SAFETY SHIELDS ARE IN PLACE.
  • Page 9 SAFETY READ BEFORE YOU FEED EQUIPMENT SAFETY GUIDELINES Safety of the operator is one of the main concerns in designing and developing a new piece of equipment. Designers and manufactures build in as many safety features as possible. However, every year many accidents occur which could have been avoided by a few seconds of thought and a more careful approach to handling equipment.
  • Page 10 SAFETY READ BEFORE YOU FEED KEEP ALL SHIELDS IN PLACE Do not operate mixer/feeder without safety shields in place. Rotating parts can crush or dismember causing personal injury or death. Disconnect PTO driveline before removing shields for adjustment or service. OPERATE MIXER/FEEDER SAFELY Rotating parts can entangle or strike people, resulting in personal injury or death.
  • Page 11 SAFETY READ BEFORE YOU FEED STAY CLEAR OF ROTATING DRIVELINES Entanglement in rotating driveline can cause serious injury or death. Make sure rotating shields turn freely. Wear close fitting clothing. Stop the engine and be sure PTO driveline is stopped before making adjustments, connections, or cleaning out PTO driven equipment .
  • Page 12 1220-20 SAFETY DECALS...
  • Page 13 1220-20 SAFETY SIGNS/DECALS 440035 - (A) 440034 - (B) 440822 - (C) 440801 - (D) 440826 - (F) 440819 - (E) 440818 - (G) 440807 - (H)
  • Page 14 Replace safety decals and signs that are missing or have become illegible. Replaced parts that displayed a safety sign should also display the current sign. Safety decals or signs are available from your dealer or the ROTO-MIX manufacturing plant. How to Install Safety Decals: Be sure that the installation area is clean and dry.
  • Page 15 Your best assurance against accidents is a careful and responsible operator. If there is any portion of this manual or function you do not understand, contact your dealer or the ROTO-MIX plant. BEFORE OPERATION: Carefully study and understand this manual.
  • Page 16 SAFETY READ BEFORE YOU FEED DURING OPERATION: Beware of bystanders, particularly children! Always look around to make sure that it is safe to start the vehicle engine or move the unit. This is particularly important with higher noise levels and quiet cabs, as you may not hear people shouting.
  • Page 17 SAFETY READ BEFORE YOU FEED DURING OPERATION (CONT.) Never leave running mixer/feeder unattended. As a precaution, always recheck the hardware on mixer/feeder following every 100 hours of operation. Correct all problems. Follow the maintenance safety procedures. FOLLOWING OPERATION: Following operation, disengage the PTO and all power drives, set the brakes, shut off the engine and remove the ignition keys.
  • Page 18 SAFETY READ BEFORE YOU FEED HIGHWAY AND TRANSPORT OPERATIONS (CONT.): Comply with state and local laws governing highway safety and movement of farm machinery on public roads. Use approved accessory lighting flags and necessary warning devices to protect operators of other vehicles on the highway during daylight and nighttime transport.
  • Page 19 If equipment has been altered in any way from original design, ROTO-MIX does not accept any liability for injury or warranty. A fire extinguisher and first aid kit should be kept readily accessible while...

  • Page 20: Chain Tensioning & Loading Instructions

    READ THE FOLLOWING BEFORE WELDING ON THIS MIXER/FEEDER When welding on your mixer/feeder, do not allow the current to flow through the ball bearings or the roller chains. Ground directly to the item being welded. Always disconnect the scale instrumentation from the weigh bars or load cells and the power source.

  • Page 21: Lubrication

    OPERATION: Drain rain water out of mixer before use. 1” of rain in a 1220-20 equals (124 gal) 1,034 lbs. of water which will increase the moisture in 1000 lbs. of dry hay (@ 12%) to 57% moisture or 500 lbs. of dry hay (@ 12%) to 71% moisture.

  • Page 22: Planetary Gearbox & Hydrostat & Overhung Load Adapter

    PLANETARY GEARBOXES Prior to operation, check oil level, oil should be visible at oil level plug, if not add to the plug level. After the first 100 hours of operation, drain initial oil when it is warm. Flush the gear case with an approved non-flammable, non-toxic solvent.
  • Page 23 SERVICING THE TOP AUGER DRIVE 1220-20 STATIONARY 1220-20 TRUCK 336032 324011 344168 344168 360101 #351921 O-ring is located between the hydraulic motor and the Auburn gearbox on truck units. 344083 #351921 O-ring is located between the overhung load adapter and the Auburn gearbox on stationary units.

  • Page 24: Specifications

    1220-20 SPECIFICATIONS Capacity (Cu. ft.) 1220 Struck level capacity (Cu. ft.) 1378 Top Auger Bearing (Front) PLANETARY GEARBOX Top Auger Bearing (Rear) 3-1/2” 4-Bolt Bottom Auger Bearing (Front) 2-1516” 4-Bolt Bottom Auger Bearing (Rear) 3-1/2” 4-Bolt Rotor Bearing (Front) 4” 4-Bolt Rotor Bearing (Rear) 9-3/4”...
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  • Page 26: 1220-20 Truck Dimensions

    1220-20 TRUCK DIMENSIONS HEIGHT DIMENSIONS BASED ON 40” TRUCK FRAME 24” SPOUT STANDARD APPROX. WEIGHT - 1220-20 ON TRUCK- 27,500 LBS. 135 1/2" 127 1/4" Shown with spout down 141 3/4" 50" Shown with TO SPOUT spout up Center Line 31"...

  • Page 27: 1220-20 Stationary Dimensions

    1220-20 STATIONARY DIMENSIONS 278" 257 1/2" 240" 53" 14" 44" 169 3/4" 190" 7 3/4" 45" 30 1/4" 185" 44 1/4" 133" 127 1/4" 111 1/2" 38 1/4" 63 1/2" 23 1/2" 72 1/4" All Dimensions & Specifications are Approximate and Subject to Change Without Notice...
  • Page 28 How to read a Roto-Mix Serial Number 4 1 01 5 0157 Manufactured Location Year Manufactured Month Manufactured Consecutive Numbering...

  • Page 29: Repair Parts Table Of Contents

    REPAIR PARTS TABLE OF CONTENTS DESCRIPTION PAGE NO. WIRING ASSEMBLIES ......................30 JOYSTICK ASSEMBLY ......................31 DOUBLE HYDRAULIC VALVE .................... 32 STANDARD DISCHARGE DOOR & LEVER ARM ASSEMBLY .......... 33 WIDE DISCHARGE DOOR & LEVER ARM ASSEMBLY ............. 34 STANDARD 5” DROP SPOUT ASSEMBLY ..............36-37 WIDE DISHCARGE DOOR DROP SPOUT ASSEMBLY ...........

  • Page 30: Wiring Assemblies

    1220-20 WIRING ASSEMBLIES ITEM # PART # DESCRIPTION QTY. 358444 TRUCK EDC HARNESS 781055 TRUCK TO MIXER WIRE ASSY...

  • Page 31: Joystick Assembly

    1220-20 JOYSTICK SWITCH PANEL #780081 ITEM # PART # DESCRIPTION QTY. 190928 TRUCK SWITCH PANEL 357705 JOYSTICK, (4-WAY) SCHNEIDER 9001K35 357753 RED LIGHT INDICATOR 3/4" DIA. 440835 DECAL, 4-WAY JOYSTICK - HORIZONTAL 452744 SWITCH, ROCKER ON-OFF, (SPST), 44301 781056 TRUCK SWITCH WIRE ASSEMBLY...

  • Page 32: Double Hydraulic Valve

    1220-20 DOUBLE HYDRAULIC VALVE #780123 ITEM # PART # DESCRIPTION QTY. 362209 HYD VALVE 12V DOUBLE, BUCHER 368115 STRAIGHT ADAPTER 9/16 MOR x 3/8 FPS 368024 HYD SWIVEL 9/16"MOR x 3/8"FPS 45º 781057 12 VOLT SOLENOID VALVE GROUND WIRE...

  • Page 33: Standard Discharge Door & Lever Arm Assembly

    DISCHARGE DOOR & LEVER ARM ASSY ITEM # PART # DESCRIPTION QTY. 364055 HYD CYL 2" x 8" 20-1/4" CL 368007 HYD ADAPTER 3/8"MP x 3/8"FPX 90º .109 orifice 368115 STRAIGHT ADAPTER 9/16 MOR x 3/8 FPS 400114 HEX NUT, 1/2-13 SERRATED FLANGE #5 402518 1-1/8"...

  • Page 34: Wide Discharge Door & Lever Arm Assembly

    WIDE DISCHARGE DOOR & LEVER ARM ASSEMBLY ITEM # PART # DESCRIPTION QTY. 362413 HYD FLOW DIVIDER, 50/50 GEAR 9.5 GPM 400114 HEX NUT, 1/2-13 SERRATED FLANGE #5 402518 1-1/8" SAE Flat Washer Pltd 404000 COTTER PIN 1/4" x 1 1/2" 407102 CHCS 1/2"-13 x 1-1/2"...
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  • Page 36: Standard 5" Drop Spout Assembly

    1220-20, 5" DROP SPOUT ASSEMBLY 18 39 7 31 11 12 6 22 30 31 15 35...
  • Page 37 1220-20, 5" DROP SPOUT ASSEMBLY ITEM # PART # DESCRIPTION QTY. 183145 SPOUT RUBBER 16" x 64" 183152 SPOUT BACKUP ANGLE, 47" 183160 SPOUT RUBBER SIDE BAR x 8" 189079 SPOUT MAGNET GUARD, 24" XD 190758 SPOUT SHAFT 192019P SPOUT CYLINDER ROD END (DANUSER)

  • Page 38: Wide Dishcarge Door Drop Spout Assembly

    1220-20 WIDE DISCHARGE DOOR, DROP SPOUT ASSY 4 29 12 13 34 16 12 13 28 29...
  • Page 39 1220-20 WIDE DISCHARGE DOOR, DROP SPOUT ASSY ITEM # PART # DESCRIPTION QTY. 182240 SHAFT, SPOUT, WIDE DOOR, 620 183160 SPOUT RUBBER SIDE BAR x 8" 192019P SPOUT CYLINDER ROD END (DANUSER) 192097 PIN, CYLINDER CLEVIS 192258 SPOUT MAGNET GUARD, 192258L SPOUT MAGNET GUARD, 24"...

  • Page 40: Staggered Rotor Assembly

    1220-20 STAGGERED ROTOR ASSEMBLY ITEM # PART # DESCRIPTION QTY. 190339P PLASTIC WIPER 190770 WIPER CHANNEL 5/8 BOLTS 400910 HEX CROWN LOCNUT 5/8"-11 #9 PLTD 401106 HEX NUT, 3/8"-16 NYLOC #5 PLTD 402806 FLAT WASHER 3/8" #9 BOWMALLOY 406906 HHCS 3/8"-16 x 1-1/4" #9 BOWMALLOY 407130 CHCS 5/8"-11 x 2"...

  • Page 41: Bottom Auger Assemblies

    1220-20 BOTTOM AUGER ASSEMBLIES ITEM # PART # DESCRIPTION QTY. 873316 1220 BTM AUGER, 3/4" FLIGHT 382470 24" OD x 10" ID x 3/4" RH FULL PITCH 191021 1220 BTM AUGER KICKER 382469 24" OD x 10" ID x 3/4" LH FULL PITCH 382471 24"...

  • Page 42: Top Auger Assemblies

    1220-20 TOP AUGER ASSEMBLIES ITEM # PART # DESCRIPTION QTY. 873317 1220 24" TOP AUGER WA 191026 1220 TOP AUGER PADDLE 382468 FLIGHT 24"OD x 8 5/8"ID x 3/8" RH 2/3 PITCH 873372 1220 24" HEAVY DUTY TOP AUGER WA...

  • Page 43: Drive Assembly, Chains & Tighteners

    1220-20 DRIVE ASSEMBLY CHAINS & TIGHTENERS 17 15 10 10 13 ITEM # PART # DESCRIPTION QTY. 181198 PULL TAB 3/4" 185290 SPRING PULL BAR 185488 CHAIN-2/0 PASSING LINK 185488 CHAIN-2/0 PASSING LINK 189472 180 IDLER BLOCK 190836 FORMED IDLER ANGLE...

  • Page 44: Top Auger Drive Assembly

    1220-20 DRIVE ASSEMBLY, TOP AUGER 12 22 13 16 18 ITEM # PART # DESCRIPTION QTY. 185261 WASHER 5 1/2" O.D. 185871 620/920 TOP AUGER BEARING PLATE 190478 SPROCKET, 140A26H 4.505" BORE 190974 SPLINED TOP AUGER SPROCKET HUB (4") 342156 BEARING, 3-1/2", ROUND FLANGE...

  • Page 45: Bottom Auger Drive Assembly

    1220-20 DRIVE ASSEMBLY, BOTTOM AUGER 8 16 7 11 13 14 11 7 ITEM # PART # DESCRIPTION QTY. 185261 WASHER 5 1/2" O.D. 188255 SHAFT SPACER 3-1/2" x 13/16"L 189412 920 BTM AUGER BEARING PLATE 340447 BEARING, 4-BOLT-FLANGE, 2-15/16"...

  • Page 46: Rotor Drive Assembly

    1220-20 DRIVE ASSEMBLY, ROTOR 13 16 23 14 18 26 16 22...
  • Page 47 1220-20 DRIVE ASSEMBLY, ROTOR ITEM # PART # DESCRIPTION QTY. 185258 ROTOR PLATE INDICATOR, 15/16" OD 185270 ROTOR BEARING PLATE 189580 ROTOR SPROCKET DISC 14-3/4" 190477 180A102 DRILLED RC SPROCKET 190827 STOP BLOCK 192289 4" SHAFT SPROCKET SPACER - 2-3/16"...

  • Page 48: Stationary Electric Drive Assembly

    1220 STATIONARY ELECTRIC DRIVE DETAIL B 48 44 40 34 DETAIL A DETAIL D DETAIL C 33 39 46 41 45 51 2 41 50 36 28 53 8 64 49 SECTION J-J 51 41 45 51 DETAIL E DETAIL G DETAIL H DETAIL F...
  • Page 49 1220-20 STATIONARY ELECTRIC DRIVE ITEM # PART # DESCRIPTION QTY. 185115 ADJUSTING ALL THREAD, 3/4"-10 x 10" 185258 ROTOR PLATE INDICATOR, 15/16" OD 185299 CARRIER BEARING ANGLE 185480 KEY 3/8" SQ. X 2" 185645 720 MOTOR PIVOT PIPE 189461 900 INPUT BEARING HANGER 10" x 12 1/4"...

  • Page 50: Stationary & Truck Scale Frame & Load Cell Components

    1220-20 STATIONARY SCALE FRAME & LOAD CELL COMPONENTS ITEM # PART # DESCRIPTION QTY. 182881 SCALE MOUNT MIXER PLATE 182915 LOAD CELL CAGE PLATE 185997 SCALE PAD 190075 DIGI-STAR LOAD CELL SUPPORT PT 400210 HEX NUT 5/8"-11 #5 PLTD 400212 HEX NUT 3/4"-10 #5 PLTD...
  • Page 51 1220-20 TRUCK SCALE FRAME & LOAD CELL COMPONENTS 8 12 9 9 13 16 13 ITEM # PART # DESCRIPTION QTY. 130796 802 UHMW MOUNT PAD (3/4" LG ) 130797 802 WASHER, 1/2 x 1-1/16 x 3-1/2 182915 LOAD CELL CAGE PLATE...

  • Page 52: Rear Pto Tandem Hydraulics

    1220-20 REAR PTO TANDEM HYDRAULICS AUGER MOTOR ROTOR MOTOR HYDRAULIC PUMPS HYDRAULIC RESERVOIR HYDRAULIC RESERVOIR AUGER MOTOR 14 29 15 22 21 13 20 30 31 32 HYDRAULIC PUMPS ROTOR MOTOR...
  • Page 53 1220-20 REAR PTO TANDEM HYDRAULICS ITEM # PART # DESCRIPTION QTY. 351921 O-RING 4.987" ID x .103 c/s ( 5" ID x 3/32") 360101 HYDRAULIC MOTOR, SUNDSTRAND 100cc 362009 GEAR PUMP, 1.08 CuIn 362095 HYDRO PUMP, 100cc LH 14 SPL EDC w/PAD 362404 FILTER HEAD, 1-1/4"...

  • Page 54: Oil Bath Door Group Assembly

    1220-20 OIL BATH DOOR GROUP ASSEMBLY 19 23 26 18 22 21 24...
  • Page 55 1220-20 OIL BATH DOOR GROUP ASSEMBLY ITEM # PART # DESCRIPTION QTY. 189503 CAM ROD SPACER 189529 CHAIN-14 LINKS 190472 OIL WIPER 190713 OB DOOR SUPPORT PLATE - WIDE 191092 INSPECTION HOLE COVER 14-1/4 x 16 191104 OILER ANGLE 351056 RUBBER BULB SEAL 5/32"...

  • Page 56: Truck Cab Scale Indicator Frame Parts

    TRUCK CAB SCALE INDICATOR FRAME PARTS 7 12 7 12 ITEM # PART # DESCRIPTION QTY. 185930 ARM REST PAD 12" 192578 ARM REST SLIDE BAR 192585 BRACKET, PASSENGER CAB SEAT 192587 SPACER, TRUCK CAB DRIVER'S SEAT 192593 PLATE, TRUCK CAB MOUNT SETTING 400107 HEX NUT, 3/8"-16 SERRATED FLANGE #5 400606...

  • Page 57: Platform Bundle

    920/1220 PLATFORM BUNDLE ITEM # PART # DESCRIPTION QTY. 171452 LADDER BAR 190983 LADDER, FORMED 6 RUNG 400114 HEX NUT, 1/2-13 SERRATED FLANGE #5 402408 WASHER, FLAT 1/2" MED PLTD 405703 HHCS 1/2"-13 x 1-1/2" #5 PLTD 407101 CHCS 1/2"-13 x 1-1/4" #5 PLTD 872607 TRUCK PLATFORM W.A.

  • Page 58: Cross-Over Bar Kit & Hay Shear Bar Kit

    1220-20 CROSS-OVER BAR KIT #980153 & HAY SHEAR BAR KIT #980154 ITEM # PART # DESCRIPTION QTY. 400114 HEX NUT, 1/2-13 SERRATED FLANGE #5 402408 WASHER, FLAT 1/2" MED PLTD 405713 HHCS 1/2"-13 x 4" #5 PLTD 405717 HHCS 1/2"-13 x 6" #5 PLTD...

  • Page 59: Truck Fenders & Mud Flaps

    1220-20 TRUCK FENDERS & MUD FLAPS REF # PART # DESCRIPTION 183087 MUD FLAP STRAP 354391 POLY FENDER 354392 POLY FENDER TUBING MOUNT KIT (2 per kit) 354393 POLY FENDER TAPER BRACKET KIT (4 per kit) 370200 ROTO-MIX MUD FLAP 24" x 30"...

  • Page 60: Truck Front Fenders

    DESCRIPTION QTY. 340222 BEARING, 1 3/8" VCJT 370334 MARKER, ORANGE STICK x 2 FT 440890 DECAL - ROTO-MIX - 15-11/16" x 3 11/16" 872434 ROLLER, FT BUMPER, 5" DIA. 872439 BUMPER FRT W/HIGH ROLLER WA. FRONT BUMPER With LOW ROLLER #981019 15°...
  • Page 61 QTY. 340222 BEARING, 1 3/8" VCJT 370334 MARKER, ORANGE STICK x 2 FT 440890 DECAL - ROTO-MIX - 15-11/16" x 3 11/16" 872431 BMPR FRT HYDRO W/HIGH RLLR WA 872434 ROLLER, FT BUMPER, 5" DIA. FRONT HYDROSTAT BUMPER With LOW ROLLER, #981023 30°...
  • Page 62 ITEM # PART # DESCRIPTION QTY. 370334 MARKER, ORANGE STICK x 2 FT 440890 DECAL - ROTO-MIX - 15-11/16" x 3 11/16" 872432 BUMPER, TRK FRT, NO ROLLER FRONT HYDROSTAT BUMPER WITH NO ROLLER, #981022 30° REF ITEM # PART # DESCRIPTION QTY.

  • Page 63: Truck Rear Bumpers

    ITEM # PART # DESCRIPTION QTY. 185600 TAIL LIGHT BRKT 192219 PLATE, FLR 10" RR BMPR ROTO-MIX 400005 FLANGE NUT, TOP LOCK. 5/8-11 GR"G" 400007 Flange Nut, Top Lock. 3/8-16 GR "G" 407040 CHCS 3/8"-16 x 1" #5 PLTD 407121 CHCS 5/8"-11 x 2"...
  • Page 64 REAR BUMPER, 10", ROUND LIGHT HOLES #780949 ITEM # PART # DESCRIPTION QTY. 192219 PLATE, FLR 10" RR BMPR ROTO-MIX 400005 FLANGE NUT, TOP LOCK. 5/8-11 GR"G" 400007 Flange Nut, Top Lock. 3/8-16 GR "G" 407040 CHCS 3/8"-16 x 1" #5 PLTD 407121 CHCS 5/8"-11 x 2"...
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