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Summary of Contents for RoboLabs RC800MD
- Page 1 Conveyor oven RC800MD Instruction manual Original instructions. Read this document before use and keep it for future reference. PDF version is available on www.robolabs.pro...
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Page 2: Table Of Contents
Contents Preface..............................2 1 Safety requirements.......................... .3 2 General information...........................4 2.1 Designation..........................4 2.2 Technical specifications......................4 2.3 Delivery set..........................4 2.4 Packing............................5 2.5 Transportation and storage......................5 2.6 Design and principle of operation....................6 3 Commissioning..........................8 3.1 Ambient requirements........................8 3.2 Unpacking and installation......................8 3.3 Electric requirements...................... -
Page 3: Preface
Preface This document (hereinafter — the manual) contains essential information on installation, intended use, and technical maintenance of conveyor oven RC800MD (hereinafter — the machine). The manual is intended for operators who work with the machine, and for technical personnel who conduct installation, commissioning, and technical service. -
Page 4: Safety Requirements
Safety requirements This is the safety alert symbol. It is used to alert you to potential physical injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death. • Not grounded machine can cause electric shock. Power outlet MUST HAVE proper grounding to avoid electric shock. -
Page 5: General Information
General information Designation Conveyor oven RC800MD (hereinafter — the machine) is intended for baking different products such as pizza. Commercial use only. Technical specifications Capacity 130 pcs/hr Working chamber length 1000 mm Conveyor width 800 mm Baking temperature up to 350 °C... -
Page 6: Packing
Packing The machine is supplied in packaging that protects the machine from mechanical impact and soil during transporting and storage. Machine comes in two packages: Package №1: 1750 x 1680 x 730 mm, 290 kg, see Fig. 1. Package №2: 2050 x 1050 x 250 mm, 65 kg, see Fig. 2. Figure 1 Figure 2 Transportation and storage... -
Page 7: Design And Principle Of Operation
Design and principle of operation Main components of the machine are shown on (see Fig. 3). Conveyor, made of frame with two shafts, and conveyor belt installed on the shafts. Drive shaft is actuated by electric motor located in the electric panel via chain belt. Chain belt is covered with chain belt shroud. - Page 8 When few machines stacked, heat screen prevents overheating for electric panel of the machine located above another one. Removable crumb trays collect crumbs from the product as it moves on the conveyor. Removable front panel fixed with four fixing screws; it is intended to facilitate cleaning and servicing of the machine.
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Page 9: Commissioning
Commissioning Not grounded machine can cause electric shock. Power outlet MUST HAVE proper grounding • to avoid electric shock. • Wall receptacle MUST be installed by a qualified electrician. If supply cord damaged, it MUST be replaced by manufacturer, service agent, or a skilled •... - Page 10 Figure 4 6. Put chain belt on conveyor’s sprocket and other sprocket, mounted on the shaft protruding from electric panel, see Fig. 5. Figure 5 7. Put chain belt shroud on its place to close the chain belt. 8. Put two bumpers on the conveyor.
- Page 11 9. Fix tray guide rails under conveyor, see Fig. 6. Fasteners are fixed to the conveyor. Figure 6 10. Insert crumb trays into the gray guide rails, see Fig. 7. 11. Install air filter in its socket on electric panel. 12.
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Page 12: Electric Requirements
Electric requirements The machine requires 3 phase 400 V 50 Hz five-wire system (L1-L2-L3-N-GND). Use 3P+N+PE 63 A 400 V pin and sleeve connector (IEC 60309). Short-circuit current rating for the machine is 6 kA. The wall receptacle must be connected to a switchboard equipped with a circuit breaker rated 63 A. - Page 13 4. Press to start heating up. Turbine and heaters start, «РАЗОГРЕВ» message appears on the screen: 5. In case if «Проверьте подключение к сети» message appears on the screen (wrong phase sequence), unplug the machine and swap any two phase wires in the plug. 6.
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Page 14: Intended Use
Intended use DO NOT use machine if supply cord, cable plug, or wall receptacle are damaged. • • DO NOT allow supply cord to be twisted, bent, pulled, contacted with sharp edges, or to be mechanically impacted in any other way. DO NOT let supply cord to be in contact with hot surfaces. - Page 15 2. Press to start heating up. Turbine and heaters start, «РАЗОГРЕВ» message appears on the screen: 3. Conveyor will start automatically, when temperature inside reaches 250 °C. 4. Wait for «ПРИГОТОВЛЕНИЕ» message: 5. Put pizza on conveyor belt. Take baked pizza from the output side of the conveyor in time.
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Page 16: Baking Temperature
Baking temperature To change baking temperature do the following: 1. Press current temperature value on the screen, a keypad appears: 2. Type the new value and press ENTER to save. Baking time Baking time depends on conveyor speed. To change baking time do the following: 1. -
Page 17: Conveyor Direction Change
Conveyor direction change Conveyor movement direction can be changed before starting operation. This setting is protected by a password. To change the direction do the following: 1. Press START button, wait for the start screen. 2. Press , settings screen appears: 3. -
Page 18: Cleaning
Cleaning ALWAYS unplug before cleaning. • • DO NOT use excessive water or water jet for machine cleaning. DO NOT spill water on electric panels or parts. Using excessive water during cleaning can cause short circuit and electric shock. • DO NOT immerse machine and/or supply cord into water. •... -
Page 19: Monthly Cleaning
Monthly cleaning 1. Remove air filter, heat screen, crumb trays, bumpers, and baffle plates, see Fig. 8. 2. Clean removed components from dust and debris. In case of severe contamination use suitable detergents in accordance with its instructions for use. Figure 8 3. - Page 20 5. Remove three upper air ducts, see Fig. 10. To do this, take a duct by its end part, lift a bit and pull it out from the machine. Figure 10 6. Take upper holding bar, lift it up, and then pull it out, see Fig. 11. Figure 11 7.
- Page 21 8. Remove chain belt shroud, see Fig. 12. 9. Stand in front of controls, take the conveyor, lift it a bit, push a bit inside so to loose the chain belt; then remove the chain belt, and finally take the conveyor out. ATTENTION! At least two person required to remove the conveyor.
- Page 22 11. Take lower holding bar, lift it up, and then pull it out, see Fig. 14. Figure 14 12. Clean lower air ducts and lower holding bar from dust and grease. In case of severe contaminations, use suitable detergents in accordance with its instructions for use. 13.
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Page 23: Technical Service
Technical service ALWAYS unplug while servicing. • • Technical maintenance and repair MUST be conducted by a qualified technician only. • A warning tag (DO NOT TURN ON! WORK IN PROGRESS!) must be placed at the switchboard during servicing. Some surfaces are hot. Touching hot surfaces might cause burn. ALWAYS wait until cooled •... -
Page 24: Technical Maintenance Stage 1 Schedule
Technical maintenance Stage 1 schedule 1. Ask the operators who work with the machine for any issues related to the machine and its operation. 2. Ensure that the machine is installed in accordance with the installation instructions (see section 3). 3. -
Page 25: Technical Maintenance Stage 2 Schedule
12. Check the resistance between the grounding terminal (GND terminal, see Fig. 17) and accessible conductive parts. The result must not exceed 0,1 Ohm. 13. Check connection and continuity of the equipotential bonding wire. 14. Make a note about conducted maintenance in the corresponding section of the machine’s factory certificate. -
Page 26: Supply Cord Replacing
8. Make sure that M1 motor’s rotor is not stalled. 9. Check M1 motor coils continuity, and also make sure that there is no ground fault. 10. Inspect terminals of the heating elements (EK1...EK6), as well as respective wiring. Tighten terminals and face up pitted contacts as necessary. In case if heating elements need to be replaced, use anti-seize electric-conductive paste while connect the wires to the terminals of the elements. -
Page 27: Thermal Cut-Out
Thermal cut-out Thermal cut-out (hereinafter — unit) connected to a sensor located in the heating elements area. Outupt of the limiter runs the contactor that feeds the heaters. In case of high rise of the temperature in the heaters area the module opens the contactor, thus de-energizing the heaters. -
Page 28: Stepper Driver
Stepper driver Stepper driver DD drives the motor M2 that actuates conveyor. Driver appearance and its terminals layout are shown on Fig. 17. Current-limiting resistors R1, R2 are spliced into the the wire coming to the “PUL-” and “DIR-” terminals (also see wiring diagram). Driver operation mode is defined by positions of eight dip-switches on the driver, marked as SW1...SW8. -
Page 29: Electric Panel Layout
Electric panel layout Electric components designations is shown on Fig. 18. For component designations see wiring diagram. Figure 18... -
Page 30: Troubleshooting
Troubleshooting Trouble Possible reason Remedy Touchscreen doesn’t turn on after START Machine is not plugged to the Plug in the machine to mains. button is pressed. mains. Emergency stop switch is Check the position of the switch. actuated. Release if actuated. No power in the wall Check the voltage in the receptacle. - Page 31 Trouble Possible reason Remedy Open circuit. Check continuity between: cord plug • • QF circuit breaker KM2 contactor • SB button • • PSU power supply unit K1, K2 relays • Restore connection, face up pitted contacts, tighten loosen contacts. Relay K1 fault.
- Page 32 Trouble Possible reason Remedy Wrong settings of DC2 Set up the temperature regulator. temperature regulator. DC2 temperature regulator When properly set, after turning fault. machine on to heating up stage, there should be 24 Vdc present on terminals 5 and 6 of the regulator. Replace fault component.
- Page 33 Trouble Possible reason Remedy DD stepper driver fault. Press on the start screen. Check to see if voltage impulses present on output terminals A+/A-, B+/B- of the driver. Replace fault component. Open circuit. Check continuity between: M2 motor • • DD stepper driver •...
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