AGI Keho ATT-803 Series Installation, Operation, And Parts Manual
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AGI Keho ATT-803 Series Installation, Operation, And Parts Manual

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Aeration Fan
Inline Turbo Fan
Installation, Operation, and Parts Manual
This manual applies to:
ATT-803XX, ATT-805XX, ATT-807XX
Original Instructions
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 R5
Revised: December 2017

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  • Page 1 Aeration Fan Inline Turbo Fan Installation, Operation, and Parts Manual This manual applies to: ATT-803XX, ATT-805XX, ATT-807XX Original Instructions 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 R5 follow instructions and safety precautions can Revised: December 2017...
  • Page 2 We strongly recommend that all personnel associated with this equipment be trained in the correct operational and safety procedures required for this product. This product has been designed and constructed according to general engineering standards, other local regulations may apply and must be followed by the operator. Use the sign-off sheet below to record initial and periodic reviews of this manual with all such personnel.
  • Page 3 New Fan Features Change Description Control box change Control box size and construction altered from previous models. Thermal overload relay Thermal overload relay now added to control circuit, no need for field wiring of external unit. Control box vibration isolation Control box now isolated from fan vibration.
  • Page 4 AERATION FAN – INLINE TURBO FAN TNA-1816 R5...

  • 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 Product Safety ......................9 2.3.
  • Page 6 AERATION FAN – INLINE TURBO FAN 7.2. Parts List ..........................33 7.2.1 Keho Inline Turbo Fan — ATT-803XX............... 33 7.2.2 Keho Inline Turbo Fan — ATT-805XX............... 34 7.2.3 Keho Inline Turbo Fan — ATT-807XX............... 35 7.3. Grain Drying and Aeration Tips....................36 8.

  • Page 7: Introduction

    AERATION FAN – INLINE TURBO FAN 1. INTRODUCTION 1. Introduction Thank you for purchasing a Keho Aeration Fan. This equipment will allow safe and efficient operation when you read and follow all of the instructions contained in this manual. With proper care, your inline fan will provide you with many years of trouble-free operation.

  • Page 8: Intended Use

    1. INTRODUCTION AERATION FAN – INLINE TURBO FAN 1.3. Intended Use The inline fan is designed solely for use in the intended agricultural use as listed below. Use in any other way is considered as contrary to the intended use. Compliance with and strict adherence to the conditions of operation and maintenance as specified by the manufacturer, also constitute essential elements of the intended use.

  • 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 Decals

    2. SAFETY AERATION FAN – INLINE TURBO FAN First-Aid Kit • Have a properly-stocked first-aid kit available for use should the need arise, and know how to use it. 2.9. Safety Decals • Keep safety decals clean and legible at all times. •...
  • Page 13 AERATION FAN – INLINE TURBO FAN 2. SAFETY Note • Electrical schematics (PN 601-4093 / 601-4095 / 601-4096 / 601-4097) attached under the electrical enclosure lid will depend on the electric motor power source. • Electrical schematics are also shown in the Appendix section of this manual. •...
  • Page 14 • Shut off and lock out or disconnect power before inspecting or servicing fan. If the operator manual, guards, or safety decals are missing or damaged, contact AGI Nobleford at 1-800-565-2840 or www.aggrowth.com for replacements. TNA-1816 R5...
  • Page 15 AERATION FAN – INLINE TURBO FAN 2. SAFETY Table 1 Safety Decals (continued) Part Number Description 601–1994 WARNING WARNING CUTTING HAZARD CUTTING HAZARD To prevent serious injury, keep away To prevent serious injury, keep away from from blade when fan is operating. blade when fan is operating.
  • Page 16 2. SAFETY AERATION FAN – INLINE TURBO FAN Table 1 Safety Decals (continued) Part Number Description 601–1995 WARNING WARNING WARNING ROLLOVER HAZARD ELECTROCUTION HAZARD ELECTROCUTION HAZARD To prevent serious injury or death: To prevent serious injury or death: To prevent serious injury or death: •...
  • Page 17 AERATION FAN – INLINE TURBO FAN 2. SAFETY Table 1 Safety Decals (continued) Part Number Description 601–4095 CONTROL BOX- 3PH 208-230V WIRING 3PH 208-230V 60HZ SUPPLY FROM FUSED CIRCUIT BREAKER BROWN/J GRAY/P1 SWITCH 3 POLE CIRCUIT 2 MOTOR MOTOR THERMOSTAT CIRCUIT 1 CONTACTOR BROWN/J...
  • Page 18 2. SAFETY AERATION FAN – INLINE TURBO FAN Table 1 Safety Decals (continued) Part Number Description 601–4097 CONTROL BOX- 3PH 460-575V WIRING 3PH 460-575V 60HZ SUPPLY FROM FUSED CIRCUIT BREAKER BROWN/J GRAY/P1 GREEN SIDE NO 3 POLE SWITCH MOTOR MOTOR CONTACTOR THERMOSTAT RED SIDE NC...

  • Page 19: Installation

    AERATION FAN – INLINE TURBO FAN 3. INSTALLATION 3. Installation 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. 3.1. Installation Safety • 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 20: 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 of this fan 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 21 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 R5...

  • Page 22: 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 23: Testing

    AERATION FAN – INLINE TURBO FAN 3. INSTALLATION Table 2 Conductor Sizes (continued) Recommended Conductor Sizing (AWG) FOR Various Motor to Transformer Distances Motor Phase Volts 100 FT 150 FT 200 FT 300 FT 500 FT 0000 0000 Note All electrical connections and wiring must follow all applicable local codes and standards. 3.10.

  • Page 24: Operation

    4. OPERATION AERATION FAN – INLINE TURBO FAN 4. Operation 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. 4.1. 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 25: Fan Rotation And Orientation

    AERATION FAN – INLINE TURBO FAN 4. OPERATION Roof vents may become partially or fully blocked with ice in temperatures below freezing with high humidity conditions. Discontinue operation of fan in these conditions or add supplemental heat. Operating a fan without adequate roof venting or with partially or fully blocked vents can cause damage the bin roof.

  • Page 26: Shutdown

    4. OPERATION AERATION FAN – INLINE TURBO FAN 4.6. Shutdown 1. Single Phase Models: Move the toggle switch to the OFF position. 2. Three Phase Models: Press the red STOP button. 3. When shutting down the fan for extended periods of time, shut off the power at the disconnect/source to prevent any inadvertent start-up of the fan.

  • Page 27: Maintenance

    AERATION FAN – INLINE TURBO FAN 5. MAINTENANCE 5. Maintenance 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. 5.1. Maintenance Safety • Keep components in good condition. Follow the maintenance procedures.

  • Page 28: 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. 3.

  • Page 29: Troubleshooting

    AERATION FAN – INLINE TURBO FAN 6. TROUBLESHOOTING 6. Troubleshooting 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. Shut down and lock out all power sources before diagnosing any of the causes or attempting any of the solutions below.
  • Page 30 6. TROUBLESHOOTING AERATION FAN – INLINE TURBO FAN Cause Problem Solution Fan makes ticking Fan impeller rubbing housing. Turn off power to fan; rotate impeller sound. slowly to see if impeller is rubbing the housing, if so, adjust motor positioning to obtain equal clearance all around the impeller.

  • Page 31: Appendix

    AERATION FAN – INLINE TURBO FAN 7. APPENDIX 7. Appendix 7.1. Electrical Schematics CONTROL BOX- 1PH 208-230V WIRING 1PH 208-230V 60 HZ SUPPLY FROM FUSED CIRCUIT BREAKER BROWN/J GRAY/P1 SWITCH 2 POLE / 3 POLE CIRCUIT 2 MOTOR MOTOR THERMOSTAT CIRCUIT 1 CONTACTOR BROWN/J...
  • Page 32 7. APPENDIX AERATION FAN – INLINE TURBO FAN CONTROL BOX- 3PH 460-575V WIRING 3PH 460-575V 60HZ SUPPLY FROM FUSED CIRCUIT BREAKER BROWN/J GRAY/P1 GREEN SIDE NO 3 POLE SWITCH MOTOR MOTOR CONTACTOR THERMOSTAT RED SIDE NC BROWN/J THERMAL GRAY/P2 OVERLOAD ALL WIRES ARE 14GA TEW600V UNLESS MOTOR...

  • Page 33: Parts List

    AERATION FAN – INLINE TURBO FAN 7. APPENDIX 7.2. Parts List 7.2.1 Keho Inline Turbo Fan — ATT-803XX Description Item Part Number 503-32243 Motor 3 HP 230 V 1 PH 503-16060 Motor 3 HP 230/460 V 3 PH 503-16064 Motor 3 HP 575 V 3 PH TRA-70320 Turbo Housing 3 HP Red TAA-70335B...

  • Page 34: Keho Inline Turbo Fan - Att-805Xx

    7. APPENDIX AERATION FAN – INLINE TURBO FAN 7.2.2 Keho Inline Turbo Fan — ATT-805XX Description Item Part Number 503-32270 Motor 5 HP 230 V 1 PH 503-16106 Motor 5 HP 230/460 V 3 PH 503-16109 Motor 5 HP 575 V 3 PH TRB-50381 Turbo Housing 5-7.5 HP Red TAB-70340B...

  • Page 35: Keho Inline Turbo Fan - Att-807Xx

    AERATION FAN – INLINE TURBO FAN 7. APPENDIX 7.2.3 Keho Inline Turbo Fan — ATT-807XX 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 Turbo Housing 5-7.5 HP Red TAC-70370B...

  • Page 36: Grain Drying And Aeration Tips

    7. APPENDIX AERATION FAN – INLINE TURBO FAN 7.3. Grain Drying and Aeration Tips • WHAT IS THE DIFFERENCE BETWEEN AERATION, NATURAL AIR DRYING, AND GRAIN DRYING WITH A SUPPLEMENTAL HEATER? 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 without using supplemental heat and is recommended at 1 cfm (13.4 L/s) per bushel of grain.
  • Page 37 AERATION FAN – INLINE TURBO FAN 7. APPENDIX • SHOULD I SHUT MY FAN OFF AT NIGHT OR WHEN IT RAINS? NO! High moisture grain drying (16% - 20%) requires continuous air flow to prevent the drying front from crusting over and restricting airflow. •...
  • Page 38 7. APPENDIX AERATION FAN – INLINE TURBO FAN • WHEN NATURAL AIR DRYING OR WHEN USING SUPPLEMENTAL HEAT, WHEN SHOULD I SHUT MY FAN OFF? When bin samples show the grain is dry, turn off the fan. • WHEN NATURAL AIR DRYING, WHAT CAN I DO WHEN THE AIR TEMPERATURE DOES NOT REACH 50°F (10° C)? There are a couple of options available at this point: 1.
  • Page 39 AERATION FAN – INLINE TURBO FAN 7. APPENDIX Figure 4. Grain Drying Charts TNA-1816 R5...

  • Page 40: 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 41 AERATION FAN – INLINE TURBO FAN 8. WARRANTY TNA-1816 R5...
  • Page 42 Shipping: 215 Barons Street, Nobleford, Alberta T0L 1S0, Canada Mailing: Box 94, Nobleford, Alberta, T0L 1S0, Canada Toll-Free: (800) 565-2840 (Canada & USA) Phone: (403) 824-3997 Fax: (403) 824-3998 Web: www.keho.ca Keho is part of the Ag Growth International group ©Ag Growth International Inc.

This manual is also suitable for:

Keho att-805 seriesKeho att-807 series

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