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PFT RITMO L smart Operating Manual

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Operating manual
Mixing pump RITMO L smart
Part 2 Overview, operation and service
Item no. of the operating manual:
00815202
Read the operating manual prior to starting any work!

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Summary of Contents for PFT RITMO L smart

  • Page 1 Operating manual Mixing pump RITMO L smart Part 2 Overview, operation and service Item no. of the operating manual: 00815202 Read the operating manual prior to starting any work!
  • Page 2 Mixing pump RITMO L smart / Part 2 Overview, operation and service This operating manual applies to the following items: RITMO L FC-230 V, 1 Ph, 50 Hz, 2.2 kW Item no. 00725325 RITMO L FC-230V smart with vibrating unit Item no.
  • Page 3 Mixing pump RITMO L smart / Part 2 Overview, operation and service About us About us Publisher Knauf PFT GmbH & Co. KG Postfach 60 ▪ 97343 Iphofen Einersheimer Straße 53 ▪ 97346 Iphofen Germany Document name 00815202_7.0_EN Translation of the original operating manual (DE) Date of first issue 08.2023...

  • Page 4: Table Of Contents

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Table of contents Table of contents 4.4.5 Control cabinet......... 1 General information........4.4.6 Water manifold......... Information regarding the operating 4.4.7 Air compressor COMP R-80..... manual..........4.4.8 Mortar pressure gauge.....
  • Page 5 Mixing pump RITMO L smart / Part 2 Overview, operation and service Table of contents 5.11.1 Recommended accessories for Spare parts lists....... pastes..........6.7.1 Accessories........5.11.2 Working with pastes......7 Disassembly..........5.12 Measures to be taken in case of Safety..........

  • Page 6: General Information

    Mixing pump RITMO L smart / Part 2 Overview, operation and service General information General information Information regarding the operating manual This operating manual provides important information and instruc- tions on the correct use of the machine. A prerequisite for safe working is the observance of all stated safety guidelines and instructions.

  • Page 7: Keep The Manual For Future Reference

    Mixing pump RITMO L smart / Part 2 Overview, operation and service General information Structure of the safety and warning All safety and warning notices consist of: notices The danger sign and signal word Information on the nature of the hazard...

  • Page 8: Ec Declaration Of Conformity

    – (Dipl. in Industrial Engineering, University of Applied Sciences) Michael Duelli, Einersheimer Straße 53, 97346 Iphofen. The technical documentation is available from: – Knauf PFT GmbH & Co. KG, Technical Department, Einersheimer Straße 53, 97346 Iphofen. Iphofen Dr York Falkenberg...

  • Page 9: Quality Control Sticker

    Mixing pump RITMO L smart / Part 2 Overview, operation and service General information Quality Control sticker The following details can be found on the Quality Control sticker: CE confirmed as per EU directives Serial no / serial number Controller / signature...

  • Page 10: Purpose Of Flowmeter

    Mixing pump RITMO L smart / Part 2 Overview, operation and service General information 1.8.3 Purpose of flowmeter NOTE Application range! The flowmeter serves for measuring the volume of trans- parent liquid and gas flows in closed pipes. Optionally, the flowmeter can also be used for flow monitoring.

  • Page 11: Purpose Of Air Compressor

    Mixing pump RITMO L smart / Part 2 Overview, operation and service General information 1.8.5 Purpose of air compressor The air compressor has been designed and constructed only for the intended use described in this document. NOTE The air compressor is only intended for generating compressed air and may only be used with connected work devices.
  • Page 12 Mixing pump RITMO L smart / Part 2 Overview, operation and service General information 1.8.5.2 General setup of the air compressor The air compressor corresponds to the national and international safety regulations and can therefore also be used in damp rooms or in the open air.

  • Page 13: Technical Data

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Technical data Technical data General information Figure 3: Dimension sheet in mm Detail Value Unit Empy weight approx. item no. 00857453 Empy weight approx. item no. 00725325 Empy weight approx. item no.

  • Page 14: Connection Values Of Water

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Technical data Material hopper dimensions Detail Value Unit Filling height Material hopper volume Connection values of water Detail Value Unit Operating pressure, min. Connection ½ inch Figure 4: Water connection...

  • Page 15: Capacity Values, Pump Unit B

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Technical data Electrics 230V 60 Hz Detail Value Unit Voltage, alternating current 60 Hz Power consumption, max. Fuse protection Pump motor current consumption Power input, max. Drive pump motor Air compressor 0.35...

  • Page 16: Transport, Packing And Storage

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Transport, packing and storage Transport, packing and storage Safety instructions for transport Improper transport NOTE Damage from improper transport! Improper transport may cause substantial property damage. Therefore: When unloading the packages on delivery, as well as transport within the company, pay attention and observe the symbols and instruction on the package.

  • Page 17: Transport Inspection

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Transport, packing and storage Transport inspection On receipt check the delivery immediately for completeness and trans- port damage. In case of externally visible transport damage, proceed as follows: Do not accept the delivery or under reserve only.

  • Page 18: Tighten The Nuts Before Transport

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Transport, packing and storage Tighten the nuts before transport CAUTION Danger of crushing by protective grille! There is a risk of crushing when transporting the machine. In general, make sure that the nut on the protective grille (1) is securely tightened.

  • Page 19: Transport By Car

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Transport, packing and storage Transport by car CAUTION Risk injury due to unsecured load! All persons involved in the loading are responsible for securing the load properly during road transport. The relevant vehicle driver is responsible for the operational loading.

  • Page 20: Description

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Description Description Overview Figure 10: Table of the assembly groups Motor protection handle Pump motor Slider handle Water supply to mixing tube Water manifold Wheel Compressed air connection for the spray gun...

  • Page 21: Overview Of Rear

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Description 4.1.1 Overview of rear Overview with cable set On/off switch Main terminal Air compressor COMP R-80 (RITMO L smart screed not) Water manifold Water flow meter Frequency converter Figure 11: Overview from behind Overview with control cabinet &...

  • Page 22: Brief Description Of Ritmo L Smart

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Description Overview with control box & level sensor Control cabinet Main terminal Air compressor COMP R-80 Water manifold Dummy connector / connection for remote control or level sensor...

  • Page 23: Flowability / Flow Characteristics

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Description Flowability / flow characteristics The pump unit B 4–2 can be used up to 20 bar oper- ating pressure. The possible conveying distance depends mainly on the flowability of the material.

  • Page 24: Gear Motor With Tilt Flange

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Description 4.4.2 Gear motor with tilt flange Gear motor with protection grille and tilt flange. Figure 17: Gear motor assembly 4.4.3 Chassis Chassis Figure 18: Chassis assembly 4.4.4...

  • Page 25: Control Cabinet

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Description 4.4.5 Control cabinet Sight glass for frequency converter Potentiometer for motor speed / material volume Selector switch, vibrating unit ‘ON / OFF’ Selector switch for operation with water (as mixing pump),...

  • Page 26: Water Manifold

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Description 4.4.6 Water manifold Water to mixing tube Fastening angle for water flow meter Water flow meter Needle valve water quantity Solenoid valve Pressure reducer Water pressure monitor...

  • Page 27: Connections

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Description Connections Connection air to spray gun Connection water supply from mains Mortar hose connection on mortar pressure gauge Figure 27: Connections Operating modes 4.6.1 Operating modes cable set...

  • Page 28: Operating Modes Control Cabinet

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Description 4.6.2 Operating modes control cabinet Pump motor selector switch The pump motor has three operating modes: Switch position ‘0’: The machine is switched off. Switch position ‘right’ (latching): The machine starts up when the power supply is correctly and completely switched on.

  • Page 29: Pressure Booster Pump

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Description Selector switch - Vibrating unit The vibrating unit can be operated in three different operating modes: Switch position ‘0’: The vibrating unit is switched off. Switch position ‘Automatic’ (right): The vibrating unit runs on automatic, pulse/pause with the pump motor.

  • Page 30: Accessories

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Description Configuration example Item no. of pressure booster pump AV1000/1: 00493686 Figure 36: Pressure booster pump Accessories Item no. 00136619 Figure 37: Suction strainer with stain- less steel filter screen, suction hose 1", 2.5m...
  • Page 31 Mixing pump RITMO L smart / Part 2 Overview, operation and service Description Air hose DN9 Ewo V-part | Ewo female part 16 m Item no. 00008521 RONDO DN25 hydraulic connection V-part | Female part - 10 m Item no. 00021100 Cleaner coupling 25V-part LW24 with Geka Item no.
  • Page 32 Mixing pump RITMO L smart / Part 2 Overview, operation and service Description Container attachment - 67 litres for RITMO M/L Item no. 00089793 You can find further accessories on the internet at www.pft.net or from your PFT construction machinery dealer.

  • Page 33: Operation

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Operation Safety Personal protective equipment The following protective equipment has to be worn for all operative work: Protective clothing Protective goggles Protective gloves Safety shoes Hearing protection...

  • Page 34: Monitoring The Machine

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.1.2 Monitoring the machine WARNING Access by unauthorised persons! The machine may only be operated when monitored. 5.1.3 Hazardous dusts WARNING Danger of damage to health! In the long term, inhaled dust can lead to lung damage or have other adverse health effects.

  • Page 35: Mortar Pressure Gauge

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation The machine can also be operated without a level sensor. If the level sensor selector switch (2) is set to the ‘left’ position, the level sensor is disabled.

  • Page 36: Risk Of Injury Due To Rotating Mixing Shaft

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.3.1 Risk of injury due to rotating mixing shaft WARNING Rotating mixing shaft! Risk of injury when reaching into the material hopper. The protective grille (1) should not be removed during operation or while preparing the machine.

  • Page 37: Connecting The Power Supply

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.3.3 Connecting the power supply Cable set 1. Only connect the machine to a 230V power supply. DANGER Danger to life from electric current! The electrical connection must be fused correctly:...
  • Page 38 Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.3.3.1 Connecting the individual connectors Connection plug with cable set WARNING Danger to life from rotating parts! Improper operation may lead to serious damage to persons or property.

  • Page 39: Checking The Strainer Screen

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.3.4 Checking the strainer screen 1. Unscrew the brass screen cup (1) with outlet tap from the pressure reducer. 2. Check whether the strainer screen (2) in the pressure reducer is clean.

  • Page 40: Switching On The Machine

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.3.5.1 Connection of water from water tank Item no. of pressure booster pump AV1000/1 (1): 00493686 The connected pressure booster pump ensures the required water pressure of at least 2.5 bar.

  • Page 41: Setting The Water Quantity

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Control box with level sensor 1. Turn the pump motor selector switch (1) to the ‘0’ position. 2. Turn main switch (2) to position ‘I’. 3. Turn the level sensor selector switch (3) to ‘left’ position.
  • Page 42 Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Control cabinet 1. Close all water outlet taps on the water manifold. 2. Open water tap for water supply. 3. Open water sampling valve (1) until the water emerges without bubbles, then close again.

  • Page 43: Mortar Hoses

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Control cabinet NOTE The pump must generally be flushed with water. Flushing with water makes it easier for the pump to start up. 1. Keep the water flow button (1) pressed for approx. 2 seconds until the head of the rotor is covered with water.

  • Page 44: Connecting The Mortar Hose

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.3.7.2 Connecting the mortar hose 1. Connect the mortar hose (1) to the mortar pressure gauge (2). NOTE Ensure clean and correct connection and tightness of the couplings! Dirty couplings and rubber seals are not watertight, and water might leak under pressure inevitably leading to blockages.
  • Page 45 Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.3.8.2 Connecting the spray gun 1. Connect compressed air hose (1) to the spray gun (2). 2. Make sure that the air tap (3) on the spray gun is closed.

  • Page 46: Switching On The Vibrating Unit

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Control cabinet 1. Plug the connector plug for the air compressor (1) into the blue surface-mounted safety socket. NOTE It is also possible to operate the machine without compressed air for pouring liquid filler or for working with a glue gun.

  • Page 47: Switch On Booster Pump

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.3.10 Switch on booster pump If the water pressure is not sufficient or is not continuously 2.5 bar, the booster pump can be switched on. 1. Plug the connector plug for the pressure booster pump (1) into the grey surface-mounted safety socket (2).
  • Page 48 Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Line connection NOTE Ensure that the suction line or intake line is connected at the marked position. If the pump is operated in suction mode, ensure that the suction line is kept as short as possible.

  • Page 49: Shutdown In Case Of Emergency

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation The end of the suction line (1) has to be equipped with a suction strainer with filter screen and built-in non-return valve. We recommend an additional filter for fine particles in the suction line.
  • Page 50 Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation After the rescue operations WARNING Danger to life from premature reactivation! On reactivation there is danger to life for all persons in the danger zone. Ensure that the danger zone is clear before switching the machine back on.

  • Page 51: Putting The Machine Into Operation

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Putting the machine into operation 5.5.1 Checking the mortar consistency 1. Connect consistency inspection tube to the mortar pressure gauge. 2. Place a bucket or tray below the consistency inspection tube.

  • Page 52: Potentiometer

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Control cabinet 1. Turn the water selector switch (1) to the left to the ‘with water’ posi- tion. 2. Turn potentiometer (2) for motor speed / material volume to posi- tion 7 (readjust as required).

  • Page 53: Remote Control

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Control cabinet If the RITMO is switched on/off with the remote control within short time intervals, the mortar consistency will fluctuate. The solenoid valve opens from 40 Hz. This means that no water can be supplied in the potentiometer positions 1 - 4.

  • Page 54: Opening The Air Tap On The Spray Gun

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation The possible conveying distance depends mainly on the flowability of the mortar. Heavy, sharp-edged mortar has poor flow characteristics. Fluid materials have good flow characteristics. If an operating pressure of 20 bar is exceeded, the hose length must be shortened or the hose thickness increased.

  • Page 55: In Case Of Longer Interruption Of Work / Break

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.8.1 In case of longer interruption of work / break NOTE Always observe the setting time of the material to be processed: Clean the system and mortar hoses depending on the setting time of the material and the length of the interrup- tion (pay attention to outside temperature).

  • Page 56: Switching Off The Air Compressor

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Switching off the air compressor Cable set 1. Disconnect the connector plug from the air compressor (1). 2. Open air tap on the spray gun so that the residual pressure can escape.

  • Page 57: Working With Pastes

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.11 Working with pastes 5.11.1 Recommended accessories for pastes Air compressor COMP P-320, 230 V, 1 Ph, 50 Hz Item no. 00746490 Spraying gun for ornamental plaster DN25 VA10 100 Geka Item no.

  • Page 58: Measures To Be Taken In Case Of

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Cable set 1. Turn the potentiometer (3) for the motor speed / material quantity to the desired position (re-adjust if necessary). 2. Turn the pump motor selector switch (4) to ‘right’ position.

  • Page 59: Discharging Mortar Pressure

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Main switch to position ‘0’ 1. Close the air tap on spray gun. 2. Turn the main switch to position ‘0’. 3. Switch off air compressor. 4. Have the power supply connection checked by an expert.
  • Page 60 Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation NOTE The machine is equipped with a restart interlock. In case of a power failure, this must be started as follows. Cable set 1. Turn the pump motor selector switch (1) to the ‘0’ position.

  • Page 61: Measures In Case Of Risk Of Frost

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.14 Measures in case of risk of frost CAUTION Damage by frost! Water that expands on freezing inside the component can cause serious damage. Therefore: Only install dry parts.

  • Page 62: Blowing The Water Manifold Dry

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 4. Open outlet taps (4) on the fitting block. 5. Allow water to drain off and close outlet taps again. NOTE Make sure that the water fully flows out of the water mani- fold.

  • Page 63: Ending Work / Cleaning The Machine

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.15 Ending work / cleaning the machine 5.15.1 Cleaning Clean the machine daily at the end of work and in case of extended breaks. NOTE Water can enter sensitive machine parts!

  • Page 64: Disconnecting And Cleaning The Mortar Hose

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.15.4 Disconnecting and cleaning the mortar hose Disconnecting the water hose The machine must be cleaned daily after work and before prolonged pauses. Figure 113: Switch off machine cable 1.

  • Page 65: Connecting The Water Hose

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 4. Remove fine plaster nozzle (5) from the spray gun. 5. Undo eye bolt (6) and pull air nozzle tube (7) out of the spray head. 6. Open the water extraction valve until the sponge ball exits the spray gun.

  • Page 66: Cleaning The Mixing Tube

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.15.6 Cleaning the mixing tube 1. Pull out 10-pole connector plug (1). 2. Loosen nuts (2) of the protection grille. 3. Tilt the protection grille with motor (3) backwards.

  • Page 67: Cleaning The Material Hopper

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Cleaning the mixing tube 1. Close protective grille (1) with gear motor. 2. Firmly tighten the nuts (2) at the protection grille. 3. Insert 10-pole connector plug (3).

  • Page 68: Reaction In The Event Of Faults

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.16 Reaction in the event of faults Reaction in the event of faults The following applies as a general rule: 1. In the event of faults presenting immediate danger to persons or property, activate the emergency OFF function immediately.

  • Page 69: Fault Displays

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.16.3 Fault displays Cable set The following installation indicates faults: Faults in the frequency converter are shown in the display. Remedial measures are described in the enclosed Quick Reference Guide.
  • Page 70 Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.16.3.1 Fault messages frequency converter cable set Notifica- Possible cause Troubleshooting Rectification by tion STOP Ready to start, there is no fault message 0.VOLT Overvoltage in intermediate circuit...

  • Page 71: Table Of Faults

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.16.4 Table of faults Fault Possible cause Troubleshooting Rectification by Machine does Water pressure too low Check the water supply, clean Operator not start water the strainer screen...
  • Page 72 Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Fault Possible cause Troubleshooting Rectification by Motor protection switch defective Replace or reset motor protec- Service technician or triggered tion switch Machine stops Strainer screen is dirty...

  • Page 73: Hose Blockages

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Fault Possible cause Troubleshooting Rectification by Material in mixing tube has Empty mixing shaft, dry and Operator become wet begin again Driving dog defective Replace driving dog...

  • Page 74: Removal Of Clogging In Hoses

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.16.6 Removal of clogging in hoses WARNING Danger from discharged material! Never detach hose couplings if the feed pressure has not been fully released! Material to be conveyed can be discharged under pressure and cause injuries particularly to the eyes.
  • Page 75 Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.16.6.2 Blockage cannot be cleared WARNING Overpressure on the machine! When opening machine parts they can open in an uncon- trolled manner and injure the operator. Only open the mortar hoses if the mortar pressure gauge (1) indicates the pressure has fallen to ‘0 bar’.
  • Page 76 Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation 5.16.6.3 Switching on the machine after removing a blockage Cable set 1. Turn the pump motor selector switch (1) to the ‘0’ position. 2. Close the air tap on spray gun, if available.
  • Page 77 Mixing pump RITMO L smart / Part 2 Overview, operation and service Operation Control box with level sensor 1. Switch pump motor selector switch (1) and vibrating unit selector switch (2) to the ‘0’ position. 2. Close the air tap on spray gun.

  • Page 78: Maintenance

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Maintenance Maintenance Safety Personnel The maintenance works described here can be carried out by the operator, unless marked otherwise. Some maintenance work must only be carried out by specially trained technical personnel or exclusively by the manufacturer.

  • Page 79: Remove Connection Cable

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Maintenance 6.1.1 Remove connection cable WARNING Danger to life from electric current! There is danger to life if you come in contact with live parts. Activated electrical components can carry out uncontrolled movements and cause serious injuries.

  • Page 80: Environmental Protection

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Maintenance Environmental protection Environmental protection Observe the following notes on environmental protection when carrying out maintenance works: Remove the discharged, exhausted or surplus grease at all greasing points that are lubricated manually and dispose of in accordance with the local applicable regulations.

  • Page 81: Implementation By A Service Technician

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Maintenance 6.4.1 Implementation by a service technician A service technician is responsible for the assembly and commissioning of machines. In addition, service techni- cians carry out maintenance and repair work. If work is...

  • Page 82: Pressure Reducing Valve

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Maintenance 6.4.4 Pressure reducing valve Check setting of the pressure reducing valve. 1.4 bar at maximum flow rate. Needle valve (1) completely open. Figure 141: Pressure reducing valve 6.4.5...

  • Page 83: Cleaning The Air Compressor And Air Filter

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Maintenance 6.4.7 Cleaning the air compressor and air filter The compressor operates free of oil and must not suck in any oil mist. The surrounding temperature must not exceed 45°C.
  • Page 84 Mixing pump RITMO L smart / Part 2 Overview, operation and service Maintenance 2. Remove the filter (3) and blow it from the inside out with compressed air (do not wash it out). 3. Be sure to replace clogged, oily, greasy or damaged filters.

  • Page 85: Replacing The Pump / Cleaning The Pump

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Maintenance 6.4.8 Replacing the pump / cleaning the pump Placing the machine on its rear NOTE For easier pump replacement / pump cleaning, the RITMO can be placed on its rear.

  • Page 86: Accessories

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Maintenance Periodic inspection/expert inspection Construction machinery has to be inspected for safe working condition in accordance with the operating conditions and the oper- ational requirements as needed, however at least once a year by an expert.

  • Page 87: 57 7 Disassembly

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Disassembly Disassembly After the useful service life has been reached, the device has to be dismantled and disposed of in an environment-friendly manner. Safety Personnel Disassembly must be carried out by specially trained technical personnel only.
  • Page 88 Mixing pump RITMO L smart / Part 2 Overview, operation and service Disassembly Disassembly When decommissioning, clean the device and dismantle it according to the applicable work safety and environmental protection regula- tions. Prior to starting the disassembly: Switch off device and secure against restarting.

  • Page 89: 59 8 Disposal

    Mixing pump RITMO L smart / Part 2 Overview, operation and service Disposal Disposal Provided no return or disposal agreements have been made, recycle the disassembled parts: Scrap metals. Recycle plastic elements. Dispose of remaining components, sorted according to the type of material.
  • Page 90 Mixing pump RITMO L smart / Part 2 Overview, operation and service Disposal page 90 / 92...
  • Page 91 Mixing pump RITMO L smart / Part 2 Overview, operation and service Disposal page 91 / 92...
  • Page 92 PFT - ALWAYS AT YOUR SITE Knauf PFT GmbH & Co. KG Postfach 60 97343 Iphofen Einersheimer Straße 53 97346 Iphofen Germany Telephone: +49 9323 31-760 Fax: +49 9323 31-770 Technical hotline: +49 9323 31-1818 info@pft.net www.pft.net...

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