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Summary of Contents for WEG CESTARI Helimax
- Page 1 Helimax Instruction Manual...
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Page 2: General Considerations
When a gearmotor is supplied with a WEG motor, the Installation, Operation and Maintenance Manual of the Motor is available on the website: www.weg.net in the section “downloads”. This manual must be carefully observed. -
Page 3: Table Of Contents
www.wegcestari.com Index 1. Safety instructions and information............4 1.1. General information..................4 1.2. Disclaimer....................4 1.3. Copyright and protection rights...............4 1.4. Warranty....................4 2. General safety....................6 3. Shipment....................6 4. Storage.......................7 4.1. Non-operation period................7 4.2. Long-Period Storage................8 4.3. Operation after Storage:................8 4.4. Lubricants....................9 5. Gearbox Description................11 5.1. -
Page 4: Safety Instructions And Information
In the interest of carrying out future developments, we reserve all rights to make changes and adjustments to this documentation without prior notice. If you have any questions or would like further information, contact WEG-CESTARI Redutores e Motorredutores S.A. Intended use: Gearboxes and Gearmotors are exclusively intended for generating a defined rotary movement in machines and equipment. - Page 5 In order to be entitled to the warranty, the customer must meet the specifications of WEG-CESTARI’s technical documents, especially those set out in the product Installation, Operation and Maintenance Manual.
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Page 6: General Safety
The warranty does not cover damages caused by equipment manufactured and/or traded by third parties coupled with the products supplied by WEG-CESTARI. It also does not cover defects and/or problems resulting from force majeure or other causes that cannot be attributed to WEG-CESTARI,... -
Page 7: Storage
4. Storage WEG-CESTARI products (gearboxes, gearmotors, parts and pieces) must be stored in their original packaging in a closed, dry environment (not directly exposed to sunlight or UV rays), protected against vermin, free from dust, with air humidity below 60%, free from gases, fungi, corrosive agents (contaminated air, ozone, gases, solvents, acids, alkaline, salts, radioactivity etc.) and at ambient... -
Page 8: Long-Period Storage
Below are the guidelines for cases of storage or shutdown for a long period, that is, more than nine months without operation. These guidelines are recommended for storage for a maximum period of two years. If the relative humidity is below 50%, the WEG-CESTARI product can be stored for up to three years. -
Page 9: Lubricants
ISO VG 320 for the 2, 3 and 4-stage HELIMAX and 2 and 3-stage HELICON lines ISO VG 220 for the 1-stage HELIMAX and HELICON line For temperatures out of the minimum range of 10 ºC to 50 ºC, contact WEG-CESTARI. Table 1 contains some types of recommended oils and their respective manufacturers. For different speeds and temperatures, contact WEG-CESTARI. - Page 10 In case of adverse environmental conditions (high humidity, aggressiveness, dust), the change period may be reduced. In this case, contact WEG-CESTARI. In the changes, the same oil indicated on the gearbox nameplate and in item 5 of this manual must be used.
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Page 11: Gearbox Description
www.wegcestari.com The following recommendations must be observed for the labyrinth seal to be effective: The standard labyrinth seal is supplied filled with mineral grease NLGI #2EP. It is not necessary to add grease before starting the equipment. Table 4 indicates the lubrication period. Table 5 has the recommended grease type. In environments with a high degree of contamination, a shorter lubrication period may be necessary. - Page 12 When the gearbox is mounted using a torque arm, it must work in traction. Figure 7 - Mounting the gearbox using a torque arm For other mounting methods, contact WEG-CESTARI. The gearbox can be mounted on the machine by means of coupling or transmission elements, such as pulleys, gears etc.
- Page 13 30 mm. For further information on sizes and tolerances of the input and output shaft ends of the gearmotors and gearboxes, please, refer to WEG-CESTARI technical catalog available on the website: www. wegcestari.com in the “downloads” section.
- Page 14 www.wegcestari.com The equipment on which the gearbox will be mounted must have the mounting holes in the correct position, observing that all the flange or shoe holes of the gearbox must be used in order to prevent stress concentration. The screws to be used on the gearbox fixing feet are specified, must have a minimum resistance class of 8.8 and be tightened with the torque indicated in table 5 Number Hole...
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Page 15: Operation
www.wegcestari.com 7. Operation Before starting operation, check that the gearbox is filled with oil and that the lubricant level is as recommended (see item 4.4 of this manual). Check if the gearbox spins freely. Verify if the wiring diagram is according to the indication on the motor nameplate for the desired voltage. - Page 16 www.wegcestari.com SYMPTOMS CAUSES CORRECTIVE MEASURES Check the capacity indicated on the gearbox Overload Load exceeds the gearbox capacity nameplate; replace it with a unit of enough capacity or reduce the load. Lack of oil. Excess oil in the gearbox causes too much Overheating Check the oil level;...
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Page 17: Disassembly And Assembly Of Gears And Bearings
www.wegcestari.com 8.1. Disassembly and assembly of gears and bearings DISASSEMBLY When disassembling gears and bearings from their respective shafts, it is advisable that this operation be carried out in a hydraulic press. The surfaces of the shaft where the gears or bearings to be disassembled will move must be covered with a thin layer of oil. -
Page 18: Repairs
“Relationship” section, “Sales Channels”. To execute the filter, select “Type”, “Technical Assistance”. When a part has to be replaced, the customer must contact WEG-CESTARI or an Authorized Repair Shop, providing the serial number indicated on the gear unit/gearmotor nameplate, which will be used to quickly identify the desired part. - Page 19 www.wegcestari.com Notes Helimax 19...
- Page 20 +55 16 3244 1000 wegcestari@wegcestari.com Monte Alto - São Paulo - Brasil Bento Gonçalves - Rio Gande do Sul - Brasil Cód: 50138398 | Rev.: 00 | Date: 02/2024. The values indicated are subject to change without notice. The information contained herein are reference values.
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