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Chain Conveyors
Permanent Handling Equipment
Assembly, Operation, and Maintenance Manual
This manual applies to:
Straight Conveyors: UCCA-50, UCCB-100, UCCC-150, UCCD-200, UCCF-300
Inclined Conveyors: UICB-100, UICC-150, UICD-200, UICF-300
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.
Part Number: 8210-30067 R0
Revised: September 2024
Original Instructions
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Summary of Contents for AGI MILLTEC UCCA-50
- Page 1 Chain Conveyors Permanent Handling Equipment Assembly, Operation, and Maintenance Manual This manual applies to: Straight Conveyors: UCCA-50, UCCB-100, UCCC-150, UCCD-200, UCCF-300 Inclined Conveyors: UICB-100, UICC-150, UICD-200, UICF-300 Read this manual before using product. Failure to Part Number: 8210-30067 R0 follow instructions and safety precautions can Revised: September 2024 result in serious injury, death, or property Original Instructions...
- 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.
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Page 3: Table Of Contents
CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT CONTENTS 1. Introduction ............................5 1.1 Serial Number Location......................5 1.2 Intended Use ..........................5 2. Safety............................... 6 2.1 Safety Alert Symbol and Signal Words..................6 2.2 General Safety Information....................... 6 2.3 Chain Conveyor Safety ......................6 2.4 Rotating Parts Safety......................... - Page 4 CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 8. Maintenance ............................32 8.1 Maintenance Safety ........................ 32 8.2 Maintenance Procedures ......................32 8.2.1 Measure Chain Elongation ..................33 8.2.2 Replace or Shorten the Chain .................. 33 8.2.3 Sprockets ........................34 8.3 Replacement Parts ........................35 9.
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Page 5: 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 6: Safety
2. SAFETY CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 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 7: Rotating Parts Safety
CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 2. SAFETY 2.4. Rotating Parts Safety • Keep body, hair, and clothing away from rotating shafts, pulleys, belts, chains, and sprockets. • Do not operate with any guard removed or modified. Keep guards in good working order. •... -
Page 8: Personal Protective Equipment
2. SAFETY CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 2.6. Personal Protective Equipment The following Personal Protective Equipment (PPE) should be worn when assembling, operating or maintaining the equipment. • Safety Glasses • Steel-Toe Boots Wear safety glasses at all times to Wear steel-toe boots to protect feet from protect eyes from debris. -
Page 9: Safety Decal Locations And Details
CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 2. SAFETY 5. Small air pockets can be pierced with a pin and smoothed out using the decal backing paper. 2.8.2 Safety Decal Locations and Details Replicas of the safety decals that are attached to the chain conveyor and their messages are shown in the figure(s) that follow. -
Page 10: Features
3. FEATURES CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 3. Features Typical Chain Conveyor Components Figure 2. Inclined Chain Conveyor Figure 3. Straight Chain Conveyor 8210-30067 R0... - Page 11 CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 3. FEATURES Figure 4. Double Deck Chain Conveyor Item Description Item Description Item Description 1.5 m Trough Outlet Hopper Head 0.75 m Trough Inlet Hopper Tail 3 m Trough Double Deck Trough Electric Motor Curved Trough Gear Unit 8210-30067 R0...
- Page 12 3. FEATURES CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT Figure 5. Section View — Tail End Figure 6. Section View — Head End Item Description Item Description Item Description Take-up Screw Pulley (Head) UHMW Plate Bearing (Tail) Capacitive Sensor UHMW Roller Drop Forged Chain Bearing (Head) UHMW Slider Plate...
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Page 13: Site Preparation
The following people are required to assemble and install the chain conveyor: Structural Engineer Consult either AGI Milltec or a licensed structural or civil engineer for the design, construction, and supervision of the complete installation of the chain conveyor. Millwright A qualified millwright or contractor must be employed to erect the chain conveyor and the accompanying equipment and structures. - Page 14 4. SITE PREPARATION CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT • Building movements Note Movement of buildings must not affect the chain conveyor. For example, use telescoping spouting to and from the chain conveyor to prevent movement. • Strength of supports •...
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Page 15: Electrical Requirements, Controls, And Devices
Recalculate the distance between supports and the applied load on each support when other loads are applied to the conveyor, including but not limited to, dynamic or seismic loads, wind and snow loads, or accidental loads. For further information or clarifications contact AGI Milltec Technical Support Service. 4.5. Electrical Requirements, Controls, and Devices Electric motors and controls shall be installed and serviced by a qualified electrician and must meet all local codes and standards. - Page 16 4. SITE PREPARATION CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT Plug Sensors A plug (obstruction) inside the chain conveyor can be caused by a number of different problems (excessive feed of product, impediments to exit of product, internal spillage, broken internal components, or foreign objects). Various devices can be used to detect plugs in a system, including vibrating rods, rotating paddles, and touch sensors.
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Page 17: Pre-Assembly
Report missing or damaged parts immediately to ensure that proper credit is received from AGI Milltec or your representative, and to ensure that any missing parts can be shipped quickly to avoid holding up the assembly process. - Page 18 5. PRE-ASSEMBLY CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT – Verify the rollers and idlers are square to the frame and parallel to each other. – Check for cracks on welds and distortion of flight attachments. – Check the chain sections for twisting and possible damage. Look for tight joints, turned and broken pins, and cracked plates.
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Page 19: Assembly
CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 6. ASSEMBLY 6. Assembly 6.1. Assembly 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: Connecting The Head, Tail, And Intermediate Sections
6. ASSEMBLY CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 6.3. Connecting the Head, Tail, and Intermediate Sections The following section provides the basic procedure for installing the chain conveyor. Note The head, tail, and trough sections are shipped assembled completely. 1. Lay out the head, intermediate troughs, curve (for inclined models) trough, and tail in proper sequence. For inclined conveyors, make sure that the conveyor sections are positioned at the correct angle. - Page 21 CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 6. ASSEMBLY Figure 9. Checking the Vertical Alignment CORRECT INCORRECT INSTALLATION INSTALLATION Figure 10. Checking the Horizontal Alignment DEVIATION FROM THE REFERENCE LINE (STRING) MUST BE LESS THAN 1/8" PER 100' OF CONVEYOR STRING 8210-30067 R0...
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Page 22: Assembling The Conveyor Chain
6. ASSEMBLY CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 7. Once alignment and level is confirmed, tighten the flange bolts to proper torque rating. See Section 11.3 – Bolt Torque on page 8. Verify that the head and tail shafts are perpendicular to the side panels, and the sprockets are centered on the shafts. -
Page 23: Installing The Conveyor Chain
CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 6. ASSEMBLY 6.5. Installing the Conveyor Chain 1. Adjust the take-up until the sprocket is all the way forward in the tail section. 2. Position the chain to ensure correct orientation during installation into the chain conveyor, see Figure Place the chain over the rollers. -
Page 24: Installing Trough Covers
6. ASSEMBLY CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 6.6. Installing Trough Covers 1. Install the trough covers in the proper sequence, refer to general arrangement drawing. Note Handle covers with care to avoid warping or bending. 2. Ensure covers are centered on intermediate sections. Covers should not extend past the intermediate sections. - Page 25 CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 6. ASSEMBLY Figure 13. Direction of Chain and Flight 3. Check if the rotation of the motor is correct (see Figure 13). 4. De-energize and lock out the equipment. 5. Remove the head cover and inspect the chain slack in the top chain directly behind the head sprocket. 6.
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Page 26: Installing The Outlet Hopper
6. ASSEMBLY CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 7. For each tail bearing, measure from a common point on the bearing to a fixed point on the tail section. Adjust one side at a time until the measurement on each bearing is equal. Bearing measurements must be equal to ensure that the tail shaft is perpendicular to chain. -
Page 27: Installing Other Components
CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 6. ASSEMBLY Figure 16. Installing the Inlet Hopper INLET HOPPER 6.10. Installing Other Components Attach all gates, feed chute, discharge chute, and connect all safety devices and controls according to the assembly drawing. Carefully test to ensure proper operation. 8210-30067 R0... -
Page 28: Operation
7. OPERATION CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 7. Operation For optimal operation, follow these safety precautions, checklists, and instructions. 7.1. Operation Safety • Keep away from rotating and moving parts, including the chain and flights, drive components, shafts, and bearings. •... -
Page 29: Start-Up And Break-In
Section 9. – Troubleshooting on page 36 or contact AGI Milltec if any problems are encountered. 4. Check that the chain is properly aligned and running in the center of the head and boot shafts. To correct a misaligned chain, refer to Section 8. -
Page 30: Emergency Shutdown
When the chain conveyor plugs, some components may shift including bearings, shafts, pulleys, etc. Assess the damage before restarting or consult with AGI Milltec or your representative for assistance. Once the interior has been cleared of all material, restart the conveyor. - Page 31 CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 7. OPERATION • Remove all foreign material from the chain conveyor and check that the surface coatings are in good order. • Lubricate and protect all bearings and drives according to the manufacturer's instructions. •...
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Page 32: Maintenance
• After maintenance is complete, replace all guards, service doors, and/or covers. • Use only genuine AGI Milltec replacement parts or equivalent. Use of unauthorized parts will void warranty. If in doubt, contact AGI Milltec or your local dealer. -
Page 33: Measure Chain Elongation
CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 8. MAINTENANCE 9. Check the sprockets: Verify that the sprockets are securely fastened and perpendicular to the housing. Check for the signs of wear, replace as necessary. For details, refer to Section 8.2.3 – Sprockets on page 10. -
Page 34: Sprockets
Figure 17 (C), not only do the sprockets need to be replaced, but further examination of the individual chain components is required. AGI Milltec sprockets are split for easy removal. Replacement 1. -
Page 35: Replacement Parts
CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 8. MAINTENANCE 8.3. Replacement Parts Ordering Replacement Parts Call 1(800) 425-8431. Provide the following information. • Equipment to repair sales order number. • Part number and paint color, when applicable. Refer to the installation drawing (if this chain conveyor came with an installation drawing), packing list, or invoice. -
Page 36: Troubleshooting
The following section covers some causes and solutions to some of the problems that may be encountered. If there is a problem that is difficult to solve, even after having read through this section, please contact your representative or AGI. Have this manual and the serial number available. Cause Problem... - Page 37 Add or upgrade seal to keep material out of bearing Change outboard bearing Lubricate properly Insufficient/Excessive lubrication Amp demand too excessive Contact AGI Milltec for assistance Motor/Heaters Overload for motor, incorrect motor size Check material characteristics Check capacity Regulate feed...
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Page 38: Specifications
10. SPECIFICATIONS CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 10. Specifications 10.1. Capacities (t/h) SERIES HORIZONTAL CONVEYOR INCLINED COVEYOR TYPE UCCA UCCB UCCC UCCD UCCF UICB UICC UICD UICF Wheat 8210-30067 R0... -
Page 39: Appendix
CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 11. APPENDIX 11. Appendix 11.1. Standard Equipment and Accessories Standard Equipment Each chain conveyor is furnished with: • an anti-clogging system (with an external capacity sensor) • two inspection windows on the drive head Main Accessories The following are the chain conveyor main accessories:: •... - Page 40 11. APPENDIX CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT Figure 18. Main Standard Accessories 8210-30067 R0...
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Page 41: Chain Failure
Corrosion can be seen when there is a See below the AGI Grand Island chain table for The following table provides information on different types of chain failures that can occur. great deal of pitting and rust. Abrasive conditions conveyors. - Page 42 Another form of failure is the link pulling off the pin as shown in the example at right. A typical cause of this may be a bent attachment. Normally, 11. APPENDIX CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT when a bar bends it will twist and bend the side Appendix bar of the chain.
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Page 43: Bolt Torque
CHAIN CONVEYORS – PERMANENT HANDLING EQUIPMENT 11. APPENDIX 11.3. Bolt Torque Table 4 provides the correct torque values for various bolts. The bolt diameter is measured to the outside of the threads. When tightening all bolts, tighten the nut on the bolt to the torque specified in the table, unless otherwise specified. - Page 44 MILLTEC 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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