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Revision 01.03 (24/09/2021) ALIMAK STS 300 SCAFFOLDING TRANSPORT SYSTEM User, installation and maintenance manual AL-STS001 Manual de Usuario, instalación y mantenimiento: Sistema de transporte de andamio Modelo ALIMAK STS 300. Versiones: 1ª Original instructions Edición: Marzo 2021 — Revisión 1: 05/03/2021...
• Must wear PPE personal protective equipment (safety Person who has received relevant training helmet, safety footwear, gloves, etc.) associated with using the Alimak scaffolding transport system performing • Only certified technicians are authorised to check the...
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Only use original Alimak parts. with using and performing daily inspections on the • Use of non-original parts renders the manufacturer’s Alimak scaffolding transport system are authorised to warranty void and invalidates any type approval. use and perform daily inspections on the scaffolding •...
Guiding system Distance between Anchors 2 m (max. 3 m) anchors NOTICE Max. permitted height This manual contains the instructions for the Alimak without anchors STS 300 scaffolding transport system. Box weight 60 kg / 80 kg (min./max.) (Upper frame included) 2.3 Exclusions...
2.4.2 Electrical specifications EN-AL-05-04-0003-01 Scaffolding transport system Alimak STS 300 No. of motors/type 1/electric Power 2.2 kW Rated current 16 A 230 V/50 Hz 1 Phase + N Electrical power supply + PE Control and power cable 3G4 + 6x1 mm...
2.6 Dimensions 2.6.1 Alimak STS 300 2.6.1.1 Drive unit dimensions EN-AL-05-05-0002-01 AL-STS004a Figure 1 : Drive unit dimensions Drive unit dimensions 1860 mm 1260 mm 820 mm 1005 mm 330 mm NOTICE Depending on the scaffolding installation, it may be necessary to install mast sections of different lengths.
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2.6.1.2 Drive unit dimensions with the box anchored EN-AL-05-05-0003-01 AL-STS004b Figure 2 : Drive unit dimensions with the box anchored Drive unit dimensions with the box anchored 2350 mm 1260 mm 1890 mm...
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2.6.1.3 Box dimensions EN-AL-05-05-0004-01 AL-STS004c Figure 3 : Box dimensions Box dimensions Without wheels 2070 mm / With wheels 2205 mm 1230 mm 880 mm Without wheels 870 mm / With wheels 1005 mm...
3 Description 3.1 Overview of the scaffolding transport system 3.1.1 Alimak STS 300 EN-AL-05-04-0002-01 AL-STS005 Figure 4 : Overview of the scaffolding transport system Overview of the scaffolding transport system Turning system Cable collect bin Drive unit Drive system Cable guide...
13 Anchor points for base frame wheel adaptation is not included in the scope of supply of the scaffolding transport system. 14 Base frame level Optionally, Alimak can supply the level for checking the levelling of the base frame. 3.2.1.2 Drive unit EN-AL-06-01-0002-01 The drive unit consists of the following main elements: •...
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AL-STS008 Figure 7 : Drive system Drive system Electromagnetic motor brake release lever Electromagnetic motor brake Motor junction box Start-up capacitor AL-STS007 Service capacitor Figure 6 : Drive unit Motor Gearbox Drive unit Lubrication system Drive system counter rollers Guiding system Drive pinion Main control box Overspeed safety device...
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Guiding system The guiding system ensures that the scaffolding transport system is correctly guided along its travel path. The guide rollers roll along the mast. The guide rollers are installed on the upper part and on the lower part of the drive unit. A set of two rollers allows the pinions of the drive system and the overspeed safety device to engage correctly with the rack along the mast.
3.2.1.4 Anchoring system EN-AL-06-01-0006-01 An anchoring system in the turning system allows the box to be coupled and secured to the drive unit [Refer to section Coupling the box to the anchoring system, see on page 33]. The height of the anchoring system can be adjusted if necessary [Refer to section Adjusting the height of the anchoring...
• Mode of use selector (Transport mode / Box coupling transport system. mode) Optionally, Alimak can supply the auxiliary box. • An acoustic buzzer warns in the event of overload or a downward movement of the scaffolding transport system in the 2 m safety zone.
3.3.2 Base frame control box EN-AL-06-04-0005-01 The base frame control box is located on the base frame. Connectors on the sides of the base frame control box allow the electrical power supply connector and the user control station to be connected. The base frame control box is equipped with a main switch for disconnecting the power to the scaffolding transport system.
The descent of the scaffolding transport system is possible if the top limit sensor is deactivated. 3.4.5 Emergency top limit sensor EN-AL-06-05-0006-01 The emergency top limit sensor stops the scaffolding transport system from ascending if it is deactivated due to the mast not being detected after exceeding the upper end of the last section installed in the event of a failure of the top limit sensor.
3.4.9 Box rotation switch EN-AL-06-06-0006-01 The box rotation switch interrupts the control of the scaffolding transport system by turning the box to load or unload materials on one level of the scaffolding. 3.4.10 Overspeed safety device switch EN-AL-06-06-0007-01 The overspeed safety device switch interrupts the control of the scaffolding transport system if the overspeed safety device is activated.
3.5 Guided trailing cable management system EN-AL-06-07-0001-01 In the guided trailing cable management system the drive unit pulls the cable during ascent uncoiling it from a cable collect bin. The cable guides are installed on the mast along the travel path to reduce cable movement.
Carry out the transport with the box uncoupled from the anchoring system. NOTICE Disassemble and stack the boxes for transport. AL-STS022 Figure 22 : Transporting the STS 300 scaffolding transport system 4.2 Delivery inspection EN-AL-10-13-0001-01 Check that the materials delivered correspond with those specified in the order and that they are in good state.
Depending on the local regulations, an approval of the transport system. installation by a third party may be necessary. Optionally, Alimak can supply a 50 m long 3G6 flexible cable upon request. AL-STS023 Figure 23 : Support point base dimensions...
5.3 Installation and levelling of the base unit EN-AL-10-11-0001-01 The installation of the first mast sections for the installation and levelling of the base unit must be in accordance with the specifications in the table below. Height difference Type of No.
5.3.1 Type 1 installation 8. Install the next mast section [Refer to table Installation of the first mast sections, see on page 23 and section EN-AL-10-11-0002-01 Connection of the mast sections, see on page 28]. 1. Position the base frame at a distance of 32.3 cm from the scaffolding, ensuring that the mast is aligned with the 9.
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AL-STS026 Figure 25 : Installation and levelling of the base unit (Type 1) AL-STS024 Installation and levelling of the base unit (Type 1) First scaffolding platform Bottom scaffolding platform Mast section M2 (1005 mm) Adjustable base plates Anchor support Base frame anchors Anchors 2 m cam min.
5.3.2 Type 2 installation 8. Install the next mast sections [Refer to table Installation of the first mast sections, see on page 23 and EN-AL-10-11-0004-01 section Connection of the mast sections, see on page 1. Position the base frame at a distance of 32.3 cm from 28].
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AL-STS026a Figure 26 : Installation and levelling of the base unit (Type 2) AL-STS024a Installation and levelling of the base unit (Type 2) First scaffolding platform Bottom scaffolding platform Mast section M1(330 mm) Mast section M2 (1005 mm) Adjustable base plates Anchor support Base frame anchors Anchors...
5.4 Installation of the mast 5.4.1 Connection of the mast sections EN-AL-10-15-0001-01 1. Insert the upper mast section connector into the lower section. 2. Check that the connector locking pins are positioned correctly in the holes on the lower mast section. 3.
NOTICE The distance between cable guides must be 6 m and they must not interfere with the turning area of the box. The first cable guide must be installed above the anchor bracket installed in the second mast section. AL-STS029 Figure 29 : Angled anchor Angled anchor Angled anchor...
5.4.5 Dimensions EN-AL-10-15-0006-01 AL-STS032 Figure 32 : Dimensions Dimensions Height of first anchor 1.1 m Height of second anchor 2 m Distance between anchors 2 m Max. height permitted without anchor 1 m Height of first cable guide 2 m Distance between cable guides 6 m Max.
Local environmental conditions can cause deviations and make it necessary to apply a different wind region. NOTICE Please contact Alimak in the event of using the scaffolding transport system outside of the areas in which it is authorised.
1. Position the auxiliary box on one of the short profiles of Optionally, Alimak can supply the wheels to install on the box wheel brackets. the upper frame of the box.
NOTICE The auxiliary box is not supplied with the scaffolding transport system. Optionally, Alimak can supply the auxiliary box. AL-STS036 Figure 39 : Adjusting the height of the anchoring system Adjusting the height of the anchoring system Height adjustment bolts Anchoring system fixing plate 5.6.5 Coupling the box to the anchoring system...
3. Press and hold the DOWN button on the main control box until the box wheels come into contact with the ground and the four box anchor points are released from the anchoring system connection points. Check that the box fastening system opens during the descent NOTICE 1 1 1 1...
5.7 Adjusting the top limit sensor EN-AL-10-17-0005-01 It is possible to adjust the position of the upper stop by adjusting the height of the top limit sensor on its bracket. 1. Loosen the fastening bolt of the top limit sensor. 2.
5.8 Inspection prior to use EN-AL-10-07-0002-01 NOTICE Record the result of the inspection prior to use in the Appendix: User Log. 5.8.1 General EN-AL-10-07-0003-01 Function / Operations System Visually check that there are no cracks, dents and disparities on the following parts of the scaffolding transport system and components: •...
5.8.2 Control and safety devices 5.8.2.1 Scaffolding transport system control EN-AL-10-07-0001-01 Function / Operations System Turn the main switch on the base frame control box to the OFF position [Refer to section Base frame control box, see on page 17]. Turn the Mode of use selector on the main control box to the Box coupling mode position [Refer to section Main control...
5.9 Prohibited uses • Transporting materials to higher levels of the EN-AL-07-02-0001-01 scaffolding: DANGER 1. Load the scaffolding materials into the box [Refer to Risk of injuries. Failing to observe the warnings may section Loading materials into the box, see on page have extremely dangerous consequences for the 39].
5.11.1 Loading materials into the box • Installation of the scaffolding transport system if the scaffolding is already installed: EN-AL-07-06-0001-01 1. Load the mast sections, the anchoring systems and • Loading complete scaffolding sections: the cable guides into the box [Refer to section Load the box with the necessary materials for mounting a Loading materials into the box, see on page 39].
AL-STS043 AL-STS068 Figure 47 : Loading mast sections in the installation and removal processes of the scaffolding transport system if the Figure 45 : Loading scaffolding parts that are less than 2 m in scaffolding is already installed length 5.11.2 Unloading the materials from the scaffolding Loading scaffolding parts that are less than 2 m in length EN-AL-07-03-0002-01 Rods...
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AL-STS044 Figure 48 : Turning the box Turning the box Turning system lever AL-STS045 Figure 49 : Upper frame of the box Upper frame of the box Front profile Material support plate Upper frame of the box Hooks Safety latch...
5.11.3 Example of how to unload materials EN-AL-07-08-0001-01 1. Put the materials next to the scaffolding without lifting them or unloading them from the box [Refer to figure A1, see on page 42]. 2. Once the materials are next to the scaffolding guard rail, lift them until they are resting on the material support plate in the box [Refer to figure A2, see on page 42].
5.11.4 Installation of the mast prior to installation of the upper level of the scaffolding. EN-AL-07-09-0001-01 WARNING Always install the mast sections when completing the assembly of each level of the scaffolding. Otherwise, the material transport system will stop at a level higher than the one where the scaffolding is being mounted. Install the two upper sections of the mast once the installation of one level of scaffolding is complete [Refer to section Installation of the mast, see on page 28].
5.12 Disassembly EN-AL-10-09-0002-01 Disassemble the scaffolding transport system in the reverse order of assembly. • If necessary, stop the descent of the scaffolding transport system at a level immediately below during the disassembly process: 1. Press and hold the DOWN button on the user control station to descend the scaffolding transport system to the level immediately below on the scaffolding [Refer to section...
5.13 Troubleshooting EN-AL-07-15-0001-01 DANGER Risk of injuries. In case of damage or malfunction, stop the scaffolding transport system immediately. Observe the instructions, procedures, conditions of use, and warnings in this manual at all times. DANGER Risk of falling. A damaged or defective drive system or overspeed safety device seriously compromises the safety of the scaffolding transport system.
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Cause Solution THE SCAFFOLDING TRANSPORT SYSTEM DOES NOT ASCEND OR DESCEND A3 Box detection switch Check that the box is correctly positioned in the anchoring system. Check whether or not it is necessary to adjust or repair the box detection switch.
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Cause Solution THE SCAFFOLDING TRANSPORT SYSTEM DOES NOT ASCEND OR DESCEND A10 Control or power failure Perform a manual descent to an accessible level. Identify the cause of the failure or wait until the electrical power supply is restored. Electrical power supply interrupted or control failure. Check for possible failures in the scaffolding transport system’s control circuit.
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Cause Solution THE SCAFFOLDING TRANSPORT SYSTEM DOES NOT ASCEND OR DESCEND A17 Power cable Visually check whether the power cable is damaged or severed and replace if necessary. Replace the power cable if necessary. Power cable severed or damaged. Check the connection of the electrical power supply connector to the base frame control box.
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Cause Solution THE SCAFFOLDING TRANSPORT SYSTEM DESCENDS BUT DOES NOT ASCEND C3 UP control circuit Malfunction in the scaffolding transport system’s UP Check and, if necessary, repair connections, wiring and relays. control circuit. A LIGHT IS NOT LIT ALTHOUGH OPERATION IS NORMAL D Lights Light burnt out or defective.
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Cause Solution HIGH NOISE LEVEL OF THE DRIVE SYSTEM, BUT THE SCAFFOLDING TRANSPORT SYSTEM CAN ASCEND AND DESCEND H1 Rack Rack insufficiently lubricated. Lubricate the rack. Descend the scaffolding transport system to the lower level. The rack is dirty or has metal shavings. Clean and lubricate the rack.
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Cause Solution THE SCAFFOLDING TRANSPORT SYSTEM IS TILTED (MISALIGNED) EXCESSIVELY K1 Guiding system Check and replace the guiding system elements if they are worn, broken or defective. Check that the guiding system structure has no dents, cracks or Guiding system misadjusted, damaged or defective deformations that could cause misadjustments.
(whichever comes first) Guiding system Cable management system Mast Control boxes Checking the overload system Informative signs and documentation Alimak Manufacturing S.L. Every 4 years Overspeed safety device overhaul (workshop) Every 5 years Certified technician Replacing the motor start-up capacitor...
6.1.1 General EN-AL-11-00-0005-01 Function / Operations System Before starting the installation, visually check that all parts of the scaffolding transport system are present and in good condition. Visually check that there are no areas with excessive corrosion, cracks and/or dents, loose connection elements, lack of tightness and damage on the electrical connections or any other disparity that could alter the normal operation of the scaffolding transport system.
Function / Operations System Ascend and descend the scaffolding transport system a few metres. Visually check the trailing cable and the uncoiling and coiling of the trailing cable inside the cable collect bin. When ascending, the scaffolding transport system must pull the trailing cable and uncoil it from the inside of the cable collect bin without jerks and without interfering or becoming entangled with other components.
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Function / Operations System Turn the main switch on the base frame control box to the ON position [Refer to section Base frame control box, see on page 17]. Couple the box to the drive unit without load [Refer to section Installation of the box, see on page 31].
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Function / Operations System Turn the Mode of use selector on the main control box to the Box coupling mode position [Refer to section Main control box, see on page 16]. Press and hold the UP button on the main control box until the bottom limit switch exceeds the bottom limit cam and stops [Refer to section Bottom limit switch, see on page 18].
6.1.3 Overspeed safety device test EN-AL-11-04-0015-01 Function / Operations System Only certified technicians are authorised to check the overspeed safety device. Put a load of 300 kg into the box for the overspeed safety device test. Couple the box to the anchoring system [Refer to section Coupling the box to the anchoring system, see on page 33].
6.1.5 Drive system EN-AL-07-01-0019-01 Function / Operations System 1. Check that the connections between the motor and the gearbox, and between the gearbox and the drive unit are Motor-gearbox tight and in good condition. and gearbox- drive unit The connections between the motor and the gearbox, and between the gearbox and the drive unit must connections be tight and in good condition.
NOTICE The drive unit must be removed to inspect any of the components. 6.1.7 Lubrication system EN-AL-11-04-0002-01 Function / Operations System 1. Check the condition of the lubrication system [Refer to appendix Checking the lubrication system, see on page Lubrication 67].
6.1.9 Box fastening system EN-AL-11-04-0003-01 Function / Operations System 1. Visually check the box fastening system. The box fastening system must not have any deformations or cracks. 2. Check the condition of the box fastening system mechanism. The box fastening system mechanism must be in good condition and must not show any signs of wear or play.
6.1.11 Cable management system EN-AL-11-04-0034-01 Function / Operations System 1. Check that the connections between the cable bracket and the drive unit are tight and in good condition. Cable bracket The connections between the cable bracket and the drive unit must be tight and in good condition. 1.
6.1.13 Control boxes EN-AL-11-04-0022-01 Function / Operations System 1. Visually check the condition of the main control box. The main control box must not have dents, cracks, corrosion or other damage. 2. Open the main control box door. 3. Visually check the condition of the sealing and the door mechanism of the main control box. The sealing and the door mechanism of the main control box must be in good condition.
2. Remove the mast drive unit from the base unit. safety device 3. Disassemble the overspeed safety device. overhaul 4. Send the overspeed safety device to Alimak Manufacturing S.L. for it to be overhauled. 6.1.18 Replacing the overspeed safety device EN-AL-11-06-0001-01 Function /...
Appendix Testing and adjusting the electromagnetic motor brake EN-AL-12-04-0001-01 Checking and adjustment instructions Stages Operations 1. Turn the main switch on the base frame control box to the OFF position and lock it [Refer to section Base frame control box, see on page 17]. The scaffolding transport system ready light (green) should turn off.
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mín. 0,35 mm max. 0,6 mm AL-STS052 AL-STS053 Figure 55 : Electromagnetic brake air gap Figure 56 : Electromagnetic brake Electromagnetic brake Bearing plate Friction flange Anti-vibration O-ring Driving hub Brake disc Locknut Brake gasket Guide column Fastening bolt 10 Driving shaft 11 Seeger ring 12 “V”...
Measuring the wear of the rack and drive pinion EN-AL-12-04-0002-01 Functions/ Operations system Measure the wear of the drive pinion with a calliper [Refer to figure Measuring the wear of the drive pinion, see on page 42] and repeat the measurement at three points on the drive pinion 120º apart. Drive pinion The chordal distance between teeth must be less than 38.1 mm and more than 36.8 mm.
Checking the lubrication system EN-AL-12-04-0003-01 Function / Operations system 1. Checking the lubricant specification [See appendix Lubricants, see on page 72]. The lubricant specification must be indicated by the manufacturer. 2. Check the lubricant level. The lubricant level must be more than ¼ of the maximum level. 3.
Measuring the wear of the guiding system EN-AL-12-04-0004-01 Function / system Operations Visually check the front rollers. The front rollers must be evenly worn and undamaged. Front rollers Measure the wear of the front rollers using a calliper. The outer diameter of the front rollers must be less than 70 mm and more than 68 mm. Otherwise, replace the front rollers.
Lubrication of the cable management system EN-AL-12-04-0005-01 CAUTION Risk of accident. Only apply lubricant to the trailing cable from a safe position and with the scaffolding transport system moving upwards. Function / Operations system Apply lubricant to the cable bracket’s contact area with the cable guide [Refer to figure Lubrication of the cable Cable bracket management...
Adjusting the overload system EN-AL-12-05-0001-01 Function / Operations system 1. Uncouple the box from the drive unit [Refer to section Installation of the box, see on page 31]. 2. Open the main control box door. 3. Adjust the overload control unit [Refer to figure Overload control unit, see on page 71].
Alicog Part No. 3001 396-108 Cable management system Ali-low-fric compound Part No. 9052 045-000 Synthetic lubricant (ISO VG 220 -25°/+80°C) Gearbox Recommended: Shell (Omala S4) NOTICE Do not use lubricants other than those specified without the verification and prior authorisation of Alimak.
Inspection prior to use checklist EN-AL-12-06-0001-01 Installation information Serial no. of the scaffolding Date: transport system: Name of the users: Serial no. of the drive system: Serial no. of the overspeed Hour counter reading: safety device: Installation address: Inspection prior to use checklist 5.8.1 General OK NOK Incidents and comments...
Record the results of the daily inspections on the pages of the User log. The User log must be available to the competent authorities. If necessary, request additional pages for the User log from the manufacturer. Contact Alimak for assistance. General...
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General Hour Name Date and time result Incidents and comments Signature counter (in capitals) NOTICE Write the general result of the daily inspection in the OK or NOK field: OK: general result of daily inspection approved NOK: general result of daily inspection not approved...
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General Hour Name Date and time result Incidents and comments Signature counter (in capitals) NOTICE Write the general result of the daily inspection in the OK or NOK field: OK: general result of daily inspection approved NOK: general result of daily inspection not approved...
Installation and maintenance checklist EN-AL-12-06-0002-01 Installation information Serial no. of the scaffolding Date: transport system: Name of the certified Serial no. of the drive system: technician: Serial no. of the overspeed Hour counter reading: safety device: Installation address: Installation and maintenance checklist 6.1.1 General OK NOK Incidents and comments...
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Installation and maintenance checklist 6.1.7 Lubrication system OK NOK Incidents and comments Lubrication system 6.1.8 Turning system OK NOK Incidents and comments Locking jaws Bearings Adjusting the height of the box anchoring system 6.1.9 Box fastening system OK NOK Incidents and comments Box fastening system 6.1.10 Guiding system OK NOK...
Record the results of maintenance inspections and repairs performed on the scaffolding transport system on the Installation and maintenance log. The Installation and Maintenance log must be available to the competent authority. If necessary, request additional pages for the Installation and maintenance log from the manufacturer. Contact Alimak for assistance. General...
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General Type of Hour Name Date and time result Incidents and comments Signature inspection counter (in capitals) NOTICE Write the type of inspection performed on the scaffolding transport system in the Type of inspection field: P: planned R: repair NOTICE Write the result of maintenance inspections and repairs performed on the scaffolding transport system in the OK or NOK field: OK: result of maintenance inspections and repairs performed on the scaffolding transport system approved...
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General Type of Hour Name Date and time result Incidents and comments Signature inspection counter (in capitals) NOTICE Write the type of inspection performed on the scaffolding transport system in the Type of inspection field: P: planned R: repair NOTICE Write the result of maintenance inspections and repairs performed on the scaffolding transport system in the OK or NOK field: OK: result of maintenance inspections and repairs performed on the scaffolding transport system approved...
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General Type of Hour Name Date and time result Incidents and comments Signature inspection counter (in capitals) NOTICE Write the type of inspection performed on the scaffolding transport system in the Type of inspection field: P: planned R: repair NOTICE Write the result of maintenance inspections and repairs performed on the scaffolding transport system in the OK or NOK field: OK: result of maintenance inspections and repairs performed on the scaffolding transport system approved...
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