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WRX Series Portable Grain Auger Assembly Manual This manual applies to the following brands and models: Westfield, AGI, Hutchinson, Mayrath 8-31, 8-36, 8-41, 8-46, 8-51, 8-56, 8-61, 8-71, 8-76 10-31, 10-36, 10-41, 10-51, 10-61, 10-71 Original Instructions Read this manual before using product. Failure to...
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New in this Manual The following changes have been made in this revision of the manual: Description Section New brands and models added Model Decal Locations updated Section 4.4 – Brand and Model Decal Placement on page 24 8" Model instructions added Section 4.5 –...
WRX SERIES – PORTABLE GRAIN AUGER CONTENTS 1. Introduction ............................5 2. Safety............................... 6 2.1 Safety Alert Symbol and Signal Words..................6 2.2 General Safety ........................... 6 2.3 Rotating Flighting Safety ......................7 2.4 Rotating Parts Safety......................... 7 2.5 Hand Winch Safety ........................7 2.6 Drives and Lockout Safety......................
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WRX SERIES – PORTABLE GRAIN AUGER 4.19 Install the Motor Drive......................51 4.19.1 Install the Gearbox ....................51 4.19.2 Install the Gearbox Brackets .................. 52 4.19.3 Install the Motor Mount ..................53 4.19.4 Install the Battery and Fuel Tank (Gas Motor Only)..........57 4.19.5 Install the Motor ....................
WRX SERIES – PORTABLE GRAIN AUGER 1. INTRODUCTION 1 1 . . I I n n t t r r o o d d u u c c t t i i o o n n This manual describes how to assemble a Westfield Portable Grain Auger.
2. SAFETY WRX SERIES – PORTABLE GRAIN AUGER 2 2 . . S S a a f f e e t t y y 2.1. Safety Alert Symbol and Signal Words This safety alert symbol indicates important safety messages in this manual. When you see this symbol, be alert to the possibility of injury or death, carefully read the message that follows, and inform others.
WRX SERIES – PORTABLE GRAIN AUGER 2. SAFETY 2.3. Rotating Flighting Safety • KEEP AWAY from rotating flighting. • DO NOT remove or modify flighting guards, doors, or covers. Keep in good working order. Have replaced if damaged. • DO NOT operate the auger without all guards, doors, and covers in place.
2. SAFETY WRX SERIES – PORTABLE GRAIN AUGER 2.6.1 Gas Engine Safety Power Source • Keep guards in place and secure. • Properly ventilate surrounding area. • Never fill the fuel tank with the engine running, while smoking, or near an open flame. Always shut down and allow engine to cool before filling with fuel.
WRX SERIES – PORTABLE GRAIN AUGER 2. SAFETY 2.6.3 PTO Driveline Safety Drive • Keep body, hair, and clothing away from rotating PTO driveline. • Make certain the driveline shields telescope and rotate freely on driveline before attaching. • Make certain the driveline is securely attached at both ends.
2. SAFETY WRX SERIES – PORTABLE GRAIN AUGER 2.6.4 Hydraulic Power Safety Power Source • Refer to the rules and regulations applicable to the power source operating your hydraulic drive. • Do not connect or disconnect hydraulic lines while system is under pressure.
WRX SERIES – PORTABLE GRAIN AUGER 2. SAFETY 2.7. Tire Safety Failure to follow proper procedures when mounting a tire on a wheel or rim can produce an explosion that may result in serious injury or death. • DO NOT attempt to mount a tire unless you have the proper equipment and experience to do the job.
2. SAFETY WRX SERIES – PORTABLE GRAIN AUGER 2.9. Personal Protective Equipment The following Personal Protective Equipment (PPE) should be worn when assembling the equipment. Safety Glasses • Wear safety glasses at all times to protect eyes from debris. Coveralls •...
WRX SERIES – PORTABLE GRAIN AUGER 2. SAFETY 2.11. Safety Decals • Keep safety decals clean and legible at all times. • Replace safety decals that are missing or have become illegible. See decal location figures that follow. • Replaced parts must display the same decal(s) as the original part.
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2. SAFETY WRX SERIES – PORTABLE GRAIN AUGER Table 1. Safety Decals Part Number Description 20813 DANGER ROTATING FLIGHTING HAZARD To prevent death or serious injury: • KEEP AWAY from rotating auger flighting. • DO NOT remove or modify auger flighting guards, doors, or covers.
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WRX SERIES – PORTABLE GRAIN AUGER 2. SAFETY Table 1 Safety Decals (continued) Part Number Description 20819 DANGER ROTATING PTO DRIVELINE To prevent serious injury or death: • Keep body, hair, and clothing away from rotating PTO driveline. • Do not operate equipment unless all driveline, tractor, and equipment shields are in place and in good working order.
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2. SAFETY WRX SERIES – PORTABLE GRAIN AUGER Table 1 Safety Decals (continued) Part Number Description 20803 (placed on WARNING machine behind guard) MISSING GUARD HAZARD To prevent serious injury or death, shut off power and reattach guard before operating machine.
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WRX SERIES – PORTABLE GRAIN AUGER 2. SAFETY Table 1 Safety Decals (continued) Part Number Description 20807 WARNING To prevent serious injury or death: • Read and understand the manual before assembling, operating, or maintaining the equipment. • Only trained personnel may assemble, operate, or maintain the equipment.
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2. SAFETY WRX SERIES – PORTABLE GRAIN AUGER Table 1 Safety Decals (continued) Part Number Description 20811 WARNING UPENDING HAZARD To prevent death or serious injury: • Anchor intake end and/or support discharge end to prevent upending. • Intake end must always have downward weight.
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WRX SERIES – PORTABLE GRAIN AUGER 2. SAFETY Table 1 Safety Decals (continued) Part Number Description 17109 CAUTION For proper raising and lowering of equipment: • After lowering equipment, always tighten brake lock by turning winch handle clockwise at least two clicks.
3. FEATURES WRX SERIES – PORTABLE GRAIN AUGER 3 3 . . F F e e a a t t u u r r e e s s This section covers the main features of the auger. Item Description Item Description Discharge &...
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4 4 . . A A s s s s e e m m b b l l y y Before continuing, ensure you have completely read and understood this manual’s Safety section, in addition to the safety information in the section(s) below.
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.4. Brand and Model Decal Placement Important Do not cover any existing safety or instruction decals with the model decals. 1. Apply decals to both sides of auger tube. 2. Center decals vertically and apply to auger tube.
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.6. Install the Lower Driveshaft Guard (41', 71', and 76' Only) For augers with the EMD, MD and Hydraulic drive options only. Assembly Notes: • Remove the driveshaft guard hanger bracket to install the lower driveshaft guard.
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4.7. Install the Track Stops Assembly Notes: • Slide Track Shoe onto track before attaching upper track stop. • A lower track stop is only required for 56'/61'/71' augers and augers with the MD drive option.
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.9. Add Grease to Head Cover 1. Remove the head cover from the discharge end. 2. Fill the head cover half full of grease. 3. Lubricate the chain. 4. Re-install the head cover.
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4.10. Install the Intake Cage 1/4" Assembly Notes: • Ensure the slot on intake cage engages the retention pin on lower tube. • Maintain a 1/4" clearance between the bushing and the end of the flight.
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.11. Install the Hitch Clevis Hitch Clevis Pin Grip Clip 4.12. Install the Lift Cable 1. Attach the cable to the cable attach rod welded to the bottom of the track by wrapping it around the rod 1.5 times and doubling-back about 7"...
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WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 7" (18cm) 6" (15cm) Assembly Notes: • Torque the cable clamps to 15 ft·lb • The Lift Cable installation can be completed after the manual winch is installed. Lift Cable Track Shoe...
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WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY a. Apply the first clamp 6-3/4" from the cable loop with the u-bolt over the dead end. The live end rests in clamp saddle. Tighten nuts firmly but do not fully tighten.
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.15. Assemble the Frame 31'/36'/41' Models Assembly Notes: • Put axle up on stands for easier assembly. • Check that air pressure in the tires match pressure indicated on the tire sidewall.
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WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 46'/51'/56'/61'/71'/76' Models Assembly Notes: • Put axle up on stands for easier assembly. • Check that air pressure in the tires match pressure indicated on the tire sidewall. • Torque the wheel bolts to 80 ft·lb ± 10 ft·lb (108.5 N·m ± 13.5 N·m) using the pattern shown.
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.16. Attach Frame to Tube STRONG SLING OR CHAIN Important Be sure to use proper hoisting equipment and procedures when raising the discharge end of the auger. Lock out the hoist apparatus prior to working around or under the raised tube.
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WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY Short Crossmember Locknut, 1/2" Stabilizer Brace Bolt, 7/16" x 1-3/4" Bolt, 1/2" x 1-1/2" Locknut, 7/16" 31059 R1...
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.17. Install the Manual Winch and Connect the Lift Cable Assembly Notes: • Do not remove or loosen the double locknut on the winch input shaft; it is an important part of the winch brake system.
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4.18. Install the Electric Motor Drive 4.18.1 Install the Gearbox Assembly Notes: • Check the gearbox oil level; gearbox should be half full. Use only EP90 lube oil and fill to HALF FULL only.
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.18.4 Install the Electric Motor Electric Motor Flat Washer, 3/8" Bolt, 3/8" x 1-1/4" Locknut, 3/8" 31059 R1...
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4.18.7 Install the Belt Assembly Note: • The belt must run straight. Check the alignment of the pulleys and adjust if necessary. Gearbox Pulley Engine Pulley Belt 4.18.8 Tension the Belt TIGHTEN BELT...
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4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER Assembly Note: • Close and lock the belt guard into place. EMD Belt Guard Assembly 31059 R1...
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4.19. Install the Motor Drive 4.19.1 Install the Gearbox Assembly Notes: • Check the gearbox oil level; gearbox should be half full. Use only EP90 lube oil and fill to HALF FULL only.
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4.19.3 Install the Motor Mount Assembly Notes: • Do not overtighten the motor mount arms to the gearbox pivots. • Ensure that the gearbox back plate is centered on the bolt plates.
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4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER Belt Tensioner Handle Assembly Bolt, 5/16" x 1-3/4" Back Pivot Arm, RH Motor Mount Back Pivot Arm, LH Locknut, 3/8" Bolt, 3/8" x 1" Pivot Rod Locknut, 5/16" 31059 R1...
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WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY ELECTRIC MOTOR GAS MOTOR Pivot Arm Mount Bracket Back Pivot Arm Hex Nut, 1/2" Bolt, 7/16" x 1" Motor Mount Locknut, 7/16" Motor Mount Arm 31059 R1...
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4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER Bolt, 3/8" x 1" Bolt, 7/16" x 1" Stopper Plate Stability Arm Adjust Stabilizer Bracket, Short Locknut, 7/16" Motor Mount Bolt, 3/8" x 3-1/2" Stabilizing Arm Mount Short Crossmember Locknut, 3/8" 31059 R1...
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4.19.4 Install the Battery and Fuel Tank (Gas Motor Only) Fuel Tank Battery Hold Down Strap Fuel Tank Straps Fuel Tank Mount Battery Holder Bolts Bolt, 7/16" x 1-1/4" Whiznut, 3/8" Locknut, 7/16"...
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.19.5 Install the Motor Assembly Notes: • Install the exhaust pipe, muffler and muffler shield to the engine. • Perform all the engine wiring. • Run a fuel hose from the brass fitting to the fuel filter and secure with hose clamps.
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4.19.6 Install the Engine Pulley Assembly Note: • The face of the motor shaft should be flush with the outside edge of the engine pulley. Engine Pulley, Double (4-1/2" OD Engine Pulley, Double (7-3/4" OD...
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.19.8 Install the Belt Assembly Note: • The belt must run straight. Check the alignment of the pulleys and adjust if necessary. Belt Engine Pulley Gearbox Pulley 31059 R1...
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4.19.9 Install the Gearbox Pulley Cover Assembly Note: • Ensure gearbox cover assembly sits on the outside for all mounts. Carriage Bolt, 3/8" x 1" Bolt, 3/8" x 1-1/2" Gearbox Cover Assembly...
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4.20.2 Install the Clamp-On Gearbox Assembly Assembly Notes: • Check the gearbox oil level; gearbox should be half full. Use only EP90 lube oil and fill to HALF FULL only. • The ends of the gearbox shaft and the driveshaft should be flush with the inside of the chain coupler sprockets.
WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 4.20.5 Install the Saddle Bracket Saddle Bracket Half Clamp Bolt, 7/16" x 1" Locknut, 7/16" Assembly Note: • Secure the PTO in the saddle bracket when not in use. Saddle Bracket Saddle Pin...
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.20.6 Sprocket Head Gearing (540 RPM Only) 8" Models Assembly Notes: • This step is only required when using a 540 RPM tractor. • Remove the head cover, upper drive chain and sprockets.
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WRX SERIES – PORTABLE GRAIN AUGER 4. ASSEMBLY 10" Models Assembly Notes: • This step is only required when using a 540 RPM tractor. • Remove the head cover, upper drive chain and sprockets. • Install the top existing sprocket to the bottom shaft.
4. ASSEMBLY WRX SERIES – PORTABLE GRAIN AUGER 4.21.2 Install the Hydraulic Motor Mount Assembly Assembly Notes: • The ends of the hydraulic motor shaft and the driveshaft should be flush with the inside of the chain coupler sprockets. • If the driveshaft is too long or too short, do the following: If the driveshaft is too long or too short, do the following: •...
6. APPENDIX WRX SERIES – PORTABLE GRAIN AUGER 6 6 . . A A p p p p e e n n d d i i x x 6.1. Bolt Torque Table 2 gives the correct torque values for various hardware. Tighten all bolts to the torque specified, unless otherwise noted.
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