AGI KEHO ATT-807 Series Installation, Operation, And Parts Manual
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AGI KEHO ATT-807 Series Installation, Operation, And Parts Manual

Aeration fan
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Aeration Fan
Inline Turbo Fan
Installation, Operation, and Parts Manual
This manual applies to:
ATT-807XX
Read this manual before using product. Failure to
follow instructions and safety precautions can
result in serious injury, death, or property
damage. Keep manual for future reference.
INSTALLATION AND WIRING MUST BE IN
ACCORDANCE WITH CEC, NEC, AND LOCAL
ELECTRICAL CODES
Part Number: TNA-1816 R6
Revised: July 2024
Original Instructions

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Summary of Contents for AGI KEHO ATT-807 Series

  • Page 1 Aeration Fan Inline Turbo Fan Installation, Operation, and Parts Manual This manual applies to: ATT-807XX INSTALLATION AND WIRING MUST BE IN ACCORDANCE WITH CEC, NEC, AND LOCAL ELECTRICAL CODES Read this manual before using product. Failure to Part Number: TNA-1816 R6 follow instructions and safety precautions can Revised: July 2024 result in serious injury, death, or property...
  • Page 2 This product has been designed and manufactured to meet general engineering standards. Other local regulations may apply and must be followed by the operator. All personnel must be trained in the correct operational and safety procedures for this product. Use the sign-off sheet below to record initial and periodic reviews of this manual with all personnel.
  • Page 3 New in this Manual Description Section Electrical schematics updates Section 7.1 – Electrical Schematics on page 29 New components Section 7.2 – Parts List on page 30...
  • Page 4 AERATION FAN – INLINE TURBO FAN TNA-1816 R6...

  • Page 5: Table Of Contents

    AERATION FAN – INLINE TURBO FAN CONTENTS 1. Introduction ............................7 1.1 General Description........................7 1.2 Serial Number Location......................7 1.3 Intended Use ..........................8 2. Safety............................... 9 2.1 Safety Alert Symbol and Signal Words..................9 2.2 General Safety Information....................... 9 2.3 Fan Safety ..........................
  • Page 6 AERATION FAN – INLINE TURBO FAN 7.2 Parts List ..........................30 7.2.1 Keho Inline Turbo Fan — (ATT) Replacement Parts ..........30 7.3 Grain Drying and Aeration Tips....................31 8. Warranty ............................... 34 TNA-1816 R6...

  • Page 7: Introduction

    Keep this manual handy for frequent reference and to review with new personnel. A sign-off form is provided on the inside front cover for your convenience. If any information in this manual is not understood or if you need additional information, please contact AGI or your representative for assistance.

  • Page 8: Intended Use

    1. INTRODUCTION AERATION FAN – INLINE TURBO FAN 1.3. Intended Use The inline fan is intended for use as listed below and described throughout this manual. Use in any other way is considered contrary to the intended use and is not covered by the warranty. Intended use for the inline fan •...

  • Page 9: Safety

    AERATION FAN – INLINE TURBO FAN 2. SAFETY 2. Safety 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.

  • Page 10: Fan Safety

    2. SAFETY AERATION FAN – INLINE TURBO FAN 2.3. Fan Safety • Keep away from fan impeller/blade; high suction can pull a person toward the inlet. Contact with an unguarded impeller/blade will cause severe injury. • Keep the inlet screen in place at all times. •...

  • Page 11: Electric Motor Safety

    AERATION FAN – INLINE TURBO FAN 2. SAFETY 2.6. Electric Motor Safety Power Source • Electric motors and controls shall be installed and serviced by a qualified electrician and must meet all local codes and standards. • Do not modify the magnetic starter. This component provides overload and under-voltage protection.

  • Page 12: Safety Equipment

    2. SAFETY AERATION FAN – INLINE TURBO FAN Work Gloves • Wear work gloves to protect your hands from sharp and rough edges. Steel-Toe Boots • Wear steel-toe boots to protect feet from falling debris. Coveralls • Wear coveralls to protect skin. 2.8.

  • Page 13: Safety Decal Locations And Details

    AERATION FAN – INLINE TURBO FAN 2. SAFETY 2.9.2 Safety Decal Locations and Details Replicas of the safety decals that are attached to the inline fan and their messages are shown in the figure(s) that follow. Safe operation and use of the inline fan requires that you familiarize yourself with the various safety decals and the areas or particular functions that the decals apply to, as well as the safety precautions that must be taken to avoid serious injury, death, or damage.
  • Page 14 2. SAFETY AERATION FAN – INLINE TURBO FAN Table 1. Safety Decals Part Number Description 601-1992 NOTICE To prevent possible roof damage, ensure that all roof vents are open and unobstructed. Do not operate aeration fan if it is possible that the roof vents could ice up.
  • Page 15 AERATION FAN – INLINE TURBO FAN 2. SAFETY Table 1 Safety Decals (continued) Part Number Description 601-1995 WARNING ELECTROCUTION HAZARD To prevent serious injury or death: • Only qualified personnel should service electrical components. • Disconnect and lockout power before inspecting or servicing unit.
  • Page 16 2. SAFETY AERATION FAN – INLINE TURBO FAN Table 1 Safety Decals (continued) Part Number Description 601-4876 3PH WIRING 3PH 60HZ SUPPLY FROM FUSED CIRCUIT BREAKER GREEN SIDE NO 3 POLE MOTOR SWITCH CONTACTOR RED SIDE NC THERMAL OVERLOAD MOTOR WIRES TO BE SUPPLIED SEE MOTOR NAME BY OTHERS...

  • Page 17: Installation

    AERATION FAN – INLINE TURBO FAN 3. INSTALLATION 3. Installation 3.1. Installation Safety • Installation of fans must be carried out by qualified and experienced personnel. • Do not take chances with safety. The components can be large, heavy, and hard to handle. Always use the proper tools, rated lifting equipment, and lifting points for the job.

  • Page 18: Installing With A Supplemental Heater

    3. INSTALLATION AERATION FAN – INLINE TURBO FAN 3.5. Installing with a Supplemental Heater Any type of supplemental heater intended for use with this fan must be installed downstream and may be added if extra conditioning or drying is required. Heating incoming air will damage the fan and its components and is not covered by the warranty.
  • Page 19 AERATION FAN – INLINE TURBO FAN 3. INSTALLATION Figure 1. Slab Mounted Fan (Inline Fan) Figure 2. Slab Mounted Fan (Centrifugal Fan) Item Description Transition (Not Load Bearing) Concrete Slab Concrete Anchor Adaptor TNA-1816 R6...

  • Page 20: Mounting The Fan On A Hopper Bottom Bin

    3. INSTALLATION AERATION FAN – INLINE TURBO FAN 3.8. Mounting the Fan on a Hopper Bottom Bin To install the inline fan on a hopper bottom bin: • Mount the inline fan on a fan stand that is designed by the manufacturer for this application. Damage will occur to the fan if not properly supported.

  • Page 21: Testing

    AERATION FAN – INLINE TURBO FAN 3. INSTALLATION 3.10. Testing Inspect the installation prior to starting the fan for testing. Important Make sure there is at least 24 inches of grain in the bin when testing the fan. 1. Check for any loose items or debris that could be drawn into the fan or dislodged by the fan discharge. Check the interior of the fan as well.

  • Page 22: Operation

    4. OPERATION AERATION FAN – INLINE TURBO FAN 4. Operation For optimal operation, follow these safety precautions, checklists, and instructions. 4.1. Operation Safety • Ensure appropriate safety accessories are installed. Selection and use of safety accessories for the specific installation is the responsibility of the customer. •...

  • Page 23: Roof Vents

    AERATION FAN – INLINE TURBO FAN 4. OPERATION 4.3. Roof Vents Roof vents should be sized at 1 ft for every 1000 ft /min of air to minimize condensation. Roof vents may become partially or fully blocked with ice in temperatures below freezing with high humidity conditions.

  • Page 24: Emergency Stop

    4. OPERATION AERATION FAN – INLINE TURBO FAN 4.5. Emergency Stop Foreign Object Obstruction 1. Immediately shut down the inline fan and lock out the power source. 2. Remove the obstruction. 3. Inspect the inlet screen and fan wheel assembly for damage. Repair or replace as required. Excessive Fan Vibration or Noise 1.

  • Page 25: Maintenance

    AERATION FAN – INLINE TURBO FAN 5. MAINTENANCE 5. Maintenance Proper maintenance will improve safety, efficiency, and will keep the inline fan operating reliably. 5.1. Maintenance Safety • Keep components in good condition. Follow the maintenance procedures. • Ensure the service area is clean, dry, and has sufficient lighting.

  • Page 26: Visually Inspect The Inline Fan

    5. MAINTENANCE AERATION FAN – INLINE TURBO FAN 5.3. Visually Inspect the Inline Fan Check the following during a visual inspection: 1. Ensure all guards are in place and in good working order. 2. Examine the inline fan for damage or unusual wear. Make sure the impeller is clean, undamaged, and rotates freely.

  • Page 27: Troubleshooting

    If you encounter a problem that is difficult to solve, even after having read through this section, please contact your local dealer or distributor or, go online at https://www.aggrowth.com for additional troubleshooting tips. You may also contact an AGI product specialist at 1–800–565–2840. Before you contact them, please have this manual and the serial number available.
  • Page 28 6. TROUBLESHOOTING AERATION FAN – INLINE TURBO FAN Problem Cause Solution Fan makes ticking Fan impeller rubbing the inlet Turn off power to fan; rotate impeller sound. cone. slowly to see if impeller is rubbing the housing. If so, adjust inlet cone positioning to obtain equal clearance all around the impeller.

  • Page 29: Appendix

    AERATION FAN – INLINE TURBO FAN 7. APPENDIX 7. Appendix 7.1. Electrical Schematics 1PH WIRING 1PH 60HZ SUPPLY FROM FUSED CIRCUIT BREAKER GREEN SIDE NO 3 POLE SWITCH MOTOR CONTACTOR RED SIDE NC THERMAL OVERLOAD MOTOR WIRES TO BE SUPPLIED SEE MOTOR NAME BY OTHERS PLATE FOR MOTOR...

  • Page 30: Parts List

    7. APPENDIX AERATION FAN – INLINE TURBO FAN 7.2. Parts List 7.2.1 Keho Inline Turbo Fan — (ATT) Replacement Parts Description Item Part Number 503-16270 Motor 7 HP 230 V 1 PH 503-16756 Motor 7 HP 230/460 V 3 PH 503-16757 ATS-86757 Motor 7 HP 575 V 3 PH TRB-50381...

  • Page 31: Grain Drying And Aeration Tips

    AERATION FAN – INLINE TURBO FAN 7. APPENDIX 7.3. Grain Drying and Aeration Tips • WHAT IS THE DIFFERENCE BETWEEN AERATION, NATURAL AIR DRYING? Aeration is used to control and provide uniform temperature for a grain mass. Natural air drying is generally used for farm bins and is a method of drying grain with or without supplemental heat and is recommended at 1 cfm (13.4 L/s) per bushel of grain.
  • Page 32 7. APPENDIX AERATION FAN – INLINE TURBO FAN • IF I ADD SUPPLEMENTAL HEAT, CAN I DRY IN HIGH HUMIDITY CONDITIONS? Adding supplemental heat (when available) to the natural air drying process will reduce relative humidity and increase the rate of moisture movement.
  • Page 33 AERATION FAN – INLINE TURBO FAN 7. APPENDIX 2. You can wait until the outside air temperature falls to 23 to 14°F (-5 to -10°C) and then run the fan for 24– 48 hours to cool the entire grain mass to a storage state (see charts that follow). Once spring conditions return, you can resume the natural air drying process.

  • Page 34: Warranty

    AERATION FAN – INLINE TURBO FAN 8. Warranty Except as expressly provided in this agreement, AGI Nobleford (hereinafter called the Manufacturer) excludes all express or implied warranties, conditions, and obligations of the Manufacturer, whether statutory or otherwise, concerning the quality of the units or their fitness for any purpose.
  • Page 35 AERATION FAN – INLINE TURBO FAN 8. WARRANTY TNA-1816 R6...
  • Page 36 KEHO is an AGI Brand. AGI is a leading provider of equipment solutions for agriculture bulk commodities including seed, fertilizer, grain, and feed systems with a growing platform in providing equipment and solutions for food processing facilities. AGI has manufacturing facilities in Canada, the United States, the United Kingdom, Brazil, South Africa, India and Italy and distributes its products globally.

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