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S

ERVICE 

MAINTENANCE MANUAL

 

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EV

. 1.1 

 
 

Summary of Contents for Bikerace

Page 1: ...SERVICE MAINTENANCE MANUAL REV 1 1 ...

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Page 3: ...HEN THE MACHINE IS TURNED OFF NOTE The information contained in this document is subject to change without notice Technogym does not guarantee this documentation in any way Technogym shall not be held responsible for any errors contained in this manual and declines all liability for accidents or damages resulting from the supply characteristics or use of this manual This document contains propriet...

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Page 5: ...TER 4 2 4 3 CONNECTING TO AN EXTERNAL DEVICE ECG AND OR METABOLIC MONITOR 4 3 4 3 1 Calibrating the interface 4 4 5 INSTALLATION INSTRUCTIONS 5 1 5 1 SPECIFICATIONS AND REQUIREMENTS 5 1 5 2 INSTALLATION 5 1 5 3 FIRST POWER ON 5 2 6 TROUBLESHOOTING 6 1 6 1 THE DISPLAY DOES NOT ILLUMINATE 6 2 6 2 THERE IS NO RESISTANCE 6 5 6 3 THE RESISTANCE IS INCORRECT 6 6 6 4 THE RPM VALUE IS INCORRECT 6 8 6 5 TH...

Page 6: ...10 2 10 2 2 Cleaning operations 10 2 10 3 SPECIAL MAINTENANCE OPERATIONS 10 3 10 3 1 Setting up the operation 10 3 10 3 2 Checking the working conditions 10 3 10 3 3 Checking the wiring and connections 10 3 10 3 4 Checking the display 10 3 10 3 5 Checking the wear of the rubber handlebar cover 10 3 10 3 6 Checking the state of wear of the chain 10 4 10 3 7 Lubrication 10 4 10 3 8 Checking the stat...

Page 7: ...on observance may cause damage to the machine Information about the operation in progress OBSERVE observation about the operation in progress 1 2 RECOMMENDATIONS Technogym recommends the following steps for planning repair procedures Carefully evaluate the customer s description of the machine malfunction and ask all the necessary questions to clarify the symptoms of the problem Clearly diagnose t...

Page 8: ...recommended brands 3 Use special tools where specified 4 Consult the Technical Newsletters which may contain more up to date information on adjustments and maintenance than those contained in this manual 5 Before starting the repair procedure make sure that the recommended tools are available and in good condition 6 For the procedures described in this manual use only the specified tools OBSERVE T...

Page 9: ...ircuit board An incorrect voltage setting can cause irreversible damage to the power supply unit Before changing the mains voltage setting the machine must be turned off and the mains lead unplugged from the wall output 2 3 AMBIENT SPECIFICATIONS Operating from 5 to 35 C Temperature Storage from 20 to 55 C Operating from 30 to 80 non condensing Humidity Storage from 5 to 85 non condensing 2 4 CONF...

Page 10: ...TORS CPU board name type of connector connection CN1 AMP MATE N LOCK 12 pin F to alternator interface board CN3 AMP MODU II 4 pin M to cardio receiver Power supply name type of connector connection CN1 PANDUIT 6 pin to mains power supply CN2 PANDUIT 8 pin to alternator interface board ...

Page 11: ...ator interface board CN1 1 12 Vdc White 1 2 5 Vdc Gray 1 2 3 ground Black 3 4 ground Orange 4 5 Alternator RPM X 6 Pink 5 6 PFM alternator resistance Red 6 7 7 8 Loop Blue 1 8 9 CTS Blue 2 9 10 Master Slave selection Purple 1 10 11 Y bus Purple 2 11 12 Z bus Brown 1 12 13 12 Vdc Yellow Green 13 14 A bus Gray 2 14 15 B bus Brown 2 15 On some machines the signal designated 12 Vdc in the above table ...

Page 12: ...rface board CN2 Signal Color Alternator Resistor 1 Alternator RPM X 6 Purple Red eyelet 4 2 Blue Resistor Blue Yellow eyelet 4 5 ground Black Yellow eyelet 6 3 Red Yellow eyelet 4 Resistor Red Yellow eyelet 6 4 Excitation Orange Red Faston BK 6 Low voltage power supply cable Power supply Alternator interface board Power supply CN2 Signal Color Alternator interface board CN3 2 5 Vdc Yellow 4 5 12 V...

Page 13: ...tor interface board CN4 Signal Color Serial ports 1 Y bus White 1 2 Z bus Orange 2 3 A bus Brown 3 4 B bus Yellow 4 5 CTS Green 5 6 5 Vdc Red 6 7 ground Blue 7 8 8 BK 4 Race cable Serial port Serial port Serial ports Signal Color Serial ports 1 Y bus White 1 2 Z bus Orange 2 3 A bus Brown 3 4 B bus Yellow 4 7 ground Shield 7 ...

Page 14: ...BIKERACE Service Maintenance Manual rev 1 1 Page 2 6 Page intentionally left blank ...

Page 15: ...OPERATION 3 1 BLOCK DIAGRAM The block diagram of the machine is shown in the figure below 1 CARDIO TRANSMITTER It is worn by the person using the machine and transmits to the cardio receiver one pulse for every heart beat that is detected There are 2 types of transmitter ...

Page 16: ...ors etc within its reception area the receiver becomes saturated and stops receiving any signal If it is non coded and there are 2 transmitters within its area of reception it will receive signals from both and may produce an error or irregular reading 3 DISPLAY This is the heart of the machine which controls all the machine functions by executing the program stored in EPROM It receives informatio...

Page 17: ...ation voltage received from the alternator interface board It also generates the RPM signal 6 pulses per revolution necessary for counting the number of revolutions and hence measuring the speed Its rotation produces energy which is dissipated by the power resistor Starting from SN 3175 the machines are equipped with a new alternator model which makes it possible to obtain a lower minimum resistan...

Page 18: ...ion level To do this the CPU board transmits a PFM Pulse Frequency Modulation signal The alternator interface board converts the PFM signal into an analogue signal which serves as the excitation signal for the alternator The higher the level of the alternator excitation signal the greater will be the resulting resistance The alternator rotates in the field produced by the excitation signal generat...

Page 19: ...his signal enters the alternator interface board pin 6 3 of connector CN1 and is converted in analog signal and sent to the alternator pin 4 5 of connector CN2 on the alternator interface board to supply its rotor via the brushes Voltage across the resistor Vr This is the dc voltage which the alternator dissipates on the resistor the higher the excitation signal the higher the dissipated voltage T...

Page 20: ... and is a square wave which varies from 1 Vdc to a maximum value dependent on the training speed as illustrated in the figure below The signal is cleaned and level converted before being sent from the alternator interface board pins 5 3 of connector CN1 to the CPU board pins 5 3 of connector CN1 as a square wave which varies between 0 and 5 Vdc as illustrated in the figure below ...

Page 21: ... half duplex mode Install the special cable illustrated below to make this serial port available on a 9 pin D connector at the back of the display TGSRN2RACE Internal cable Retrofit support flange CPU board CPU board CN2 Signal Color DB9 male 1 12 Vdc Yellow 1 3 ground Green 5 7 Serial Brown 3 8 Serial White 2 4 1 2 TGS NON ADAPTED MACHINES TGS non adapted machines can be connected to the TGS read...

Page 22: ...ter is connected using a special cable which can be ordered using code A419 This cable is equipped with an RS 485 to RS 232 serial converter The printer connection diagram is as follows WARNING In order to enable the print function the 4 dip switches of the right hand group must be set as indicated in paragraph 9 1 The printer used must conform to the following specifications equipped with RS 232 ...

Page 23: ...er RS 485 port must remain not connected The connection diagram is shown in the figure below BK 9 Analogue cable Converter External device Converter CN1 Signal External device 1 Analog reference Vref 2 Ground Ground BK 10 Digital cable Converter Machine Converter CN1 Signal RS 485 1 Y bus 1 2 Z bus 2 3 CTS 5 4 5 Vdc 6 5 Ground 7 In this operating mode which is enabled by pressing the Race key the ...

Page 24: ...he AD conversion the power value shown on the machine display may be slightly different from the setting 2 watt WARNING the special SW version must be installed on the machine 4 3 1 CALIBRATING THE INTERFACE In order to calibrate the interface simultaneously press the 0 and Race keys and adjust trimmer P1 until the power value shown on the machine display matches the value programmed by the extern...

Page 25: ...s recommended to connect only machines of the same type in cascade up to a maximum of 5 machines In this case make sure that the wall output has a power rating of at least 300 Watt 10 Position the mains lead of the machine where is will not be underfoot For this purpose it is recommended to use the special raceways supplied with the machine 5 2 INSTALLATION To correctly install the machine proceed...

Page 26: ...power on test which sounds the buzzer lights all the LEDs At the end of the power on test the machine enters standby mode awaiting a keyboard command To check the correct operation of the machine start exercising check that the RPM value displayed varies accordingly check that the effort level varies when the and keys are pressed and that the corresponding difficulty level LEDs come on and off put...

Page 27: ...nse This type of box is a step in the troubleshooting procedure where an ACTION must be carried out It typically contains a description of the ACTION necessary to resolve the problem Therefore after executing the specified ACTION 1 Check whether the problem has been resolved 2 If the problem persists it is recommended to resume the troubleshooting procedure from the point before the action was car...

Page 28: ...y the correct voltage Is the mains voltage present at the output of the power input socket Replace the blown fuses Replace the mains lead Connect machine to a suitable electrical output Replace the input socket on off switch block of the machine Replace cable BK 3 THE DISPLAY DOES NOT ILLUMINATE Is the mains voltage present at the power supply input NO YES NO YES NO YES NO YES YES 1 2 NO A Continu...

Page 29: ...lace cable BK 1 YES NO NO YES NO YES 4 5 6 Are DC voltages output by the power supply correct 3 Replace the power supply YES A Follow the procedure step by step to correctly diagnose the problem Take particular care with the checks highlighted by circled numbers which are described in detail below 1 Disconnect connector CN1 from the power supply Place the tester probes on pins 4 and 6 of the conne...

Page 30: ...ector CN2 on the power supply to access the pins with the tester probes Check that all the output voltages of the power supply are correct referring to paragraph 2 5 2 Wiring 4 As for step 3 but on connector CN1 of the display CPU board 5 As for step 3 but on connector CN3 of the alternator interface board 6 As for step 3 but on connector CN1 of the alternator interface board ...

Page 31: ...lternator excitation circuit ok Execute the procedure The resistance is incorrect YES Is the alternator overheated NO Allow it to cool down and then try again The thermal cutout is probably tripped YES Replace the brushes NO Follow the procedure step by step to correctly diagnose the problem Take particular care with the checks highlighted by circled numbers which are described in detail below 1 D...

Page 32: ...age output by the alternator interface board correct Is the power resistor value correct Replace the power resistor Check and or replace cable BX 5 YES NO YES NO NO YES 1 2 3 Does the alternator interface board receive the correct control signal Replace the alternator interface board YES NO 4 Replace the alternator Does the CPU board send the correct control signal to the alternator interface boar...

Page 33: ... nominal values 2 As for step 2 but with the tester between pins 4 and 5 of connector CN2 on the alternator interface board 3 Disconnect all the cables from the 2 power resistor terminals Place the tester probes on the 2 terminals and measure the value of the resistance The correct value for the power resistor is approximately 0 5 Ω BE AWARE Because all tester probes have a non zero internal resis...

Page 34: ...Is the RPM signal output correctly by the alternator Is the RPM signal on connector CN2 of the alternator interface board correct Is the RPM signal on connector CN1 of the alternator interface board correct Rewire the cable correctly Replace the alternator Replace rewire cable BK 5 Replace the alternator interface board Replace cable BK 1 Replace the CPU board NO YES NO YES NO YES NO YES NO YES 1 ...

Page 35: ...robes of an oscilloscope between the violet wire and the alternator ground When the speed is varied the waveform frequency should vary as shown in the table below RPM FREQUENCY Hz 60 180 70 210 80 240 3 As for step 2 but with the oscilloscope probes between pins 1 probe and 5 ground of connector CN2 on the alternator interface board 4 As for step 2 but with the oscilloscope probes between pins 5 p...

Page 36: ...rectly Correctly configure the machine Replace or rewire the printer cable Replace the CPU board There is a problem with the printer or the PC serial port or their respective configurations YES NO YES NO YES NO 1 2 3 THE MACHINE DOES NOT PRINT Follow the step by step procedure to correctly diagnose the problem Take particular care with the checks highlighted by circled numbers which are described ...

Page 37: ...ct the other end to the machine Choose any workout program as soon as the last value entered has been confirmed the workout starts and the machine immediately transmits the data via the serial port The RD LED should blink red 3 Using a tester check the continuity of printer cable A419 See paragraph 4 2 Connecting to the printer ...

Page 38: ... to the alternator interface board correct Does the relay on the alternator interface board switch when the Master Slave signal changes state Replace the CPU board Replace cable BK 1 Replace the alternator interface board THE MACHINE DOES NOT OPERATE IN MASTER SLAVE MODE Are the signals output by the serial port on the alternator interface board correct NO YES NO YES NO YES NO YES 4 Is cable BK 8 ...

Page 39: ... between pins 10 and 3 of connector CN1 on the alternator interface board and check that the reading is 5 Vdc when the machine is configured as master and 0 Vdc when the machine is configured as SLAVE 3 After changing the state of the Master Slave signal when the machine is turned back on check that the relay switches by listening for its typical clicking sound 4 Place the tester probes between th...

Page 40: ...r repair cable BK 7 Replace the display CPU board 1 2 YES NO YES NO Follow the procedure step by step to correctly diagnose the problem Take particular care with the checks highlighted by circled numbers which are described in detail below 1 Place the tester probes between pins 1 signal and 3 ground corresponding to the red and black wires of the 4 pin cardio receiver connector the voltage should ...

Page 41: ...achines OK Is the receiver positioned correctly and are the connecting cables correctly routed If the TGS is present is the TGSRN2RACE cable correctly routed Are there sources of electromagnetic noise near the receiver Move the machines to the minimum distance see paragraph 5 1 Position the receiver and the cable correctly see paragraph 11 1 Correctly route the cable see paragraph 11 1 Move the ma...

Page 42: ...circled numbers which are described in detail below 1 To check for electromagnetic noise near the machine use a frequency signal monitor constructed as shown in the schematic below The circuit lights the LED for every heart beat and or disturbance that is received in this way it possible to determine whether there is any interference and identify its sources 2 Check the battery power level using a...

Page 43: ...ff the machine and unplug the mains lead from the wall outlet 2 Back off the 5 screws a using a 4 mm hex T wrench Support the DISPLAY before removing the last screw Figure 7 1 2 3 Open the DISPLAY To remove the DISPLAY 1 Disconnect connector c 2 Remove the DISPLAY To reassemble the DISPLAY carry out the above steps in reverse order ...

Page 44: ...er is fixed to the display with only 2 screws Figure 7 2 2 4 Remove the EPROM b from its socket using an IC extractor tool Figure 7 2 3 To reassemble the EPROM 1 Make sure that reference index c on the EPROM coincides with reference notch d on the socket 2 Be careful to center the EPROM pins above the corresponding holes in the socket 3 Push the pins into the socket The EPROM can be irreversibly d...

Page 45: ...protective cover Figure 7 3 2 Carry out the procedures described in paragraph 7 1 Disassembling the display With the display placed on a work bench 4 Back off the 13 screws b using a small Philips screwdriver Figure 7 3 3 5 Pushing against the screw studs with a pointed tool use a flat blade screwdriver to separate outer housing c from the keyboard electronic circuit boards group d 6 Disconnect th...

Page 46: ...rd h by flipping it over toward the left being careful not to damage cable strip i 10 Manually disconnect the cable strip i from the CPU board 11 Remove the circuit boards 12 To disconnect the LCD from the CPU board back off the 4 screws l using a small Philips screwdriver or release the 4 spring fasteners 13 Disconnect or unsolder the cables on the CPU board side 14 Remove the LCD To reassemble t...

Page 47: ...rotective cover Figure 7 4 2 Carry out the procedures described in paragraph 7 1 Disassembling the display With the display placed on a work bench 4 Back off the 13 screws b using a small Philips screwdriver Figure 7 4 3 5 Pushing against the screw studs with a pointed tool use a flat blade screwdriver to separate outer housing c from the keyboard electronic circuit boards group d 6 Disconnect the...

Page 48: ...a work bench 1 Remove the backing film which protects the adhesive 2 Apply the adhesive part starting from the left and working toward the right being careful not to bend the KEYBOARD 3 Insert the connector on the CPU board 4 Remove the protective film 5 Reassemble the display When reassembling the KEYBOARD be careful to ensure that none of the keys are bent or remain pushed in The KEYBOARD assemb...

Page 49: ... a flat blade screwdriver to open the box a which contains the RECEIVER Figure 7 5 2 If the receiver is positioned inside the display 3 Use a flat blade screwdriver to detach the box b which contains the RECEIVER 4 Open the box Figure 7 5 3 5 Disconnect connector c on cable BK 7 from the RECEIVER 6 Remove the RECEIVER To reassemble the RECEIVER carry out the above steps in reverse order positionin...

Page 50: ...fix the RIGHT SIDE GUARD using a large Phillips screwdriver 4 Back off the 2 self tapping screws which fix the 2 SIDE GUARDS using a large Phillips screwdriver Figure 7 6 2 5 Push the right pedal toward the top of the machine and remove the RIGHT SIDE GUARD using your right hand to help separate the 2 SIDE GUARDS 6 Push the left pedal towards the back of the machine and remove the LEFT SIDE GUARD ...

Page 51: ... the screw which fixes the circuit board to the plate support using a 7 mm socket wrench 3 Manually back off the fixing studs of the protective grille 4 Remove the circuit board To disassemble the ALTERNATOR INTERFACE BOARD b 1 Unplug the 4 connectors CN1 CN2 CN3 and CN4 2 Back off the screw which fixes the circuit board to the plate support using a 7 mm socket wrench 3 Manually back off the fixin...

Page 52: ...had a spring installed for tensioning the alternator and hence the belt Figure 7 8 2 4 Loosen dowel d using a 4 mm hex T wrench 5 Move the ALTERNATOR until belt e can be removed To facilitate the operation the belt can first be removed from the pulley 6 Loosen lock nut of alternator pivot f using a 19 mm wrench 7 Unscrew alternator pivot f using an 8 mm hex T wrench At the same time back off its l...

Page 53: ...st be removed from the pulley The machines up until SN 1877 had a spring installed for tensioning the alternator and hence the belt Figure 7 9 3 Using a felt tip pen mark a reference point between the cams and frame to facilitate readjustment during reassembly From the left hand side of the machine 4 Unscrew the 2 screws f which clamp cam e on the frame using a 4 mm hex T wrench 5 Remove cam e Onl...

Page 54: ...h pin l inward taking care to recover the Teflon spacer and the washers if present until there is sufficient space for the BELT to pass through 11 In the case of a threaded pin push the pin toward the left until there is enough space for the BELT to pass through 12 Remove the BELT To reassemble the BELT follow the above steps in reverse order After completing the procedure adjust the alignment and...

Page 55: ...ds 1 Turn the CHAIN until the connecting link a is on the sprocket wheel b 2 Release clip c from the link using the special pliers 3 Remove the connecting plate d 4 Remove the connecting link a 5 Remove the CHAIN To reassemble the CHAIN carry out the above steps in reverse order After completing this procedure adjust the alignment and tension of the CHAIN as described in paragraphs 8 3 e 8 4 ...

Page 56: ...ide guards 7 9 Disassembling the belt and 7 10 Disassembling the chain Regardless of the type of pin 1 Push pin a until it comes out from the free side 2 Remove the PULLEY from the side After completing the procedure adjust the alignment and tension of the chain and belt as described in paragraphs 8 1 8 2 8 3 and 8 4 To reassemble the PULLEY carry out the above steps in reverse order ...

Page 57: ...ve the plate Move the pulley cams to facilitate the operation 4 Using a hammer and screwdriver open the locking tabs to release the left ring nuts of the pedal crank group from the snap ring clamps Figure 7 12 2 5 Unscrew the 2 ring nuts d using 36 mm wrenches 6 Use an extractor to remove the left hand bearing 7 Remove the pedal crank from the right side Because the threads of the left pedal and r...

Page 58: ...cedures described in paragraph 7 6 Disassembling the right and left side guards removing only the left side guard 1 Disconnect cable a from the alternator 2 Back off the clamping screw b of the BRUSH group using a large Philips screwdriver 3 Remove the BRUSHES To reassemble the BRUSHES carry out the above steps in reverse order ...

Page 59: ... of alternator pivot b using a 4 mm hex T wrench 3 Placing a straight reference rod d against pulley f verify the alignment of belt e by checking that the reference rod d is parallel with belt e 4 Adjust alternator pivot b turn clockwise or anticlockwise to move the alternator forward or backward along the pivot axis 5 After completing the adjustment lock down dowel c on alternator pivot b and tig...

Page 60: ...f alternator pivot a using a 19 mm wrench 2 Back off dowel b of alternator pivot a Figure 8 2 2 3 Back off nut c of belt tension rod d using a 17 mm wrench 4 Rotate the alternator on its pivot a in such a way that at point A belt has a vertical play of approximately 1 cm 5 After completing the adjustment lock down what previously backed off After completing this operation check the belt tension ag...

Page 61: ...clamp cam a to the frame using a 4 mm hex T wrench Figure 8 3 2 3 Remove snap ring c using the special pliers 4 Remove the cam 5 Use a pointed tool to push pin d inward until the spacers come out being careful to recover the Teflon spacer and the washers if present 6 Move the spacers from one side to the other to align the chain 7 After completing the adjustment lock down what previously backed of...

Page 62: ... a 4 mm hex T wrench 2 Remove bracket f which clamps adjuster pin g 3 Using a 4 mm hex T wrench rotate pivot h in a clockwise or anticlockwise direction to shift the pulley to the left or to the right 4 After completing the adjustment lock down what previously backed off To ensure correct alignment of the chain move it back and forth and make sure that there is no noise After completing this proce...

Page 63: ... the frame using a 4 mm hex T wrench 2 Turn the cams in a clockwise or anticlockwise direction to loosen or tighten the chain until the vertical play at point A is approximately 1 cm 3 Check the amount of play at point A for different pedal positions 4 Lock down the 2 screws a from both sides of the frame After completing the procedure check the alignment of the chain as described in paragraph 8 3...

Page 64: ...ins lead from the wall outlet 2 Raise the rubber protection a On each of the 4 fixing points 3 Back off the stop nut b using a 17 mm wrench 4 Adjust the amount of play by locking down or backing off the screw c using a flat blade screwdriver The saddle stem is also fixed at 4 points inside the guards on the lower part of the frame ...

Page 65: ...e alternator brushes Inspect the 2 brushes for wear referring to the figures at left and to the descriptions below The brush shown in A has a correct wear pattern The brush shown in B has an irregular wear pattern which may result in noise and wear of the alternator collector Using abrasive paper smooth down the jagged edges so that the brush appears as in figure C ...

Page 66: ...1 Page 8 8 8 7 PLAY OF THE PEDAL GROUP Figure 8 7 1 Carry out the procedures described in paragraph 7 12 Disassembling the pedal crank group up until step 4 1 Adjust the 2 ring nuts a using 36 mm wrenches until the pedal group is securely fixed ...

Page 67: ...8 8 1 After the machine has been switched on for at least 1 hour without switching it off 1 Adjust trimmer P1 on the back of the display to obtain the desired level of LCD luminosity This adjustment must be made when the LCD is warmed up the machine must have been switched on for at least 1 hour ...

Page 68: ... Manual rev 1 1 Page 8 10 8 9 ADJUSTING THE BUZZER TONE Figure 8 9 1 Turn on the machine and when the buzzer is sounded during the start up procedure 1 Adjust trimmer P2 on the back of the display to obtain the desired buzzer tone ...

Page 69: ...elow Right hand bank Dip switch 1 2 3 4 Number ON OFF OFF ON 1 MASTER OFF ON OFF OFF 2 ON ON OFF OFF 3 OFF OFF ON OFF 4 ON OFF ON OFF 5 To be enabled for printing the machine must be configured with all dip switches in ON position 9 1 2 ALTERNATOR CONFIGURATION This procedure is applicable starting from SW version 6 0 Using the 2 dip switches of the 2 switch bank on the back of the CPU board it is...

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Page 71: ...TERNAL CLEANING OPERATIONS These operations can be carried out by the owner of the machine and do not require any special skills The external cleaning operations are involve simple cleaning for the purposes of general hygiene These should be performed at least once a week For external cleaning proceeds as follows 10 1 1 SETTING UP THE OPERATION 1 Turn off the machine by placing the switch in the 0...

Page 72: ... at least once a month For internal cleaning of the machine proceed as follows 10 2 1 SETTING UP THE OPERATION 1 Turn off the machine by placing the switch in the 0 position OFF 2 Unplug the mains lead from the wall outlet 3 Open the machine guards 10 2 2 CLEANING OPERATIONS 1 Use a vacuum cleaner to clean the interior paying particular attention to the alternator and the electronic circuit boards...

Page 73: ...HECKING THE WORKING CONDITIONS 1 Check that the machine is connected directly to the wall outlet without any extension cords and that the outlet is correctly earthed 2 If the machine is supplied in cascade through other machines check that no more than 5 machines maximum number permitted have been connected together in this way 3 Using a multimeter check that the machine earth node is correctly co...

Page 74: ...wing these shifts in body weight Adjust the amount of play if necessary 10 3 10 CHECKING THE OPERATION OF THE CARDIO RECEIVER 1 Using a separate heart rate monitor put on the transmitter strap and check that the machine and the separate monitor both measure the same heart rate and that when the strap is disconnected the machine does not receive any signal 2 Using a heart rate frequency simulator c...

Page 75: ...ver shown in the figure below which consists of Figure 11 1 1 an antenna a designated the coil which receives the signal from the transmitter strap worn by the user an integrated circuit b designated the ASIC which has the function of filtering the analog signal and generating a pulse train corresponding to the received heart rate two contacts c parallel to the coil on which a 15 KOhm resistor is ...

Page 76: ...ich may be useful for improving the reception of the cardio signal 11 1 1 TYPE OF ASIC The cardio receivers can be equipped with 3 different types of ASIC models identifiable by the code marked on the component MAS FTC or HRRE These ASICs are characterized by different reception ranges and different levels of immunity to noise Tests have determined that the maximum reception distances are as follo...

Page 77: ...way it is possible to determine whether there is electromagnetic noise and identify its source The only effective solution in the presence of electromagnetic interference is to reduce the power of the noise source using a trial and error method based principally on Shielding the noise source Increasing the distance between the noise source and the receiver if necessary by changing the position of ...

Page 78: ...el combination of the added resistor and the existing 15 KOhm resistor 11 1 4 MECHANICAL VIBRATIONS Mechanical vibrations may cause slight shifting of the coil giving rise to transient impulses If these transients occur only occasionally they can be easily filtered by SW However if the mechanical vibrations are periodic they can produce periodic pulses which may be interpreted as correct heart rat...

Page 79: ...shown in the figure below Figure 11 1 2 Please note that even small departures from the above specifications may considerably impair the accuracy of reception The optimal configuration is therefore that shown in the figure below Figure 11 1 3 11 1 6 ROUTING OF CABLES Particular care must be taken in the routing of cables to prevent interference with the receiver coil ...

Page 80: ...r of machines into a given floor space area This technology is an evolution of the Polar Coded technology with which it is fully compatible The PCD system differs from Polar s standard coded technology because it incorporates certain features which ensure a more accurate and precise reception of the heart rate signal 11 2 1 OPERATING MODES The new system is based on the fact that the coded strap t...

Page 81: ...ference problems in reading the user s heart rate signal as on traditional machines If the user wears a coded strap and trains on a machine equipped with a standard receiver if the machine is not using a SW version equal or greater than 7 0 X will have problems reading the heart rate If the user wears a standard strap and trains on a machine equipped with a standard receiver this is the old operat...

Page 82: ...he 1 4 7 keys the LCD will show ALT 0 to indicate that the installed alternator model is a EFEL old type without a red mark on the side opposite the flywheel ALT 2 to indicate that the installed alternator model is a EFEL new type characterized by a red mark on the side opposite the flywheel REAL or MAGNETI MARELLI This function is used to check that the dip switch settings match the type of alter...

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Page 84: ...0SMM0019 ING TECHNOGYM S p A Via G Perticari 20 47035 Gambettola FC ITALIA Tel 39 0547 650438 Fax 39 0547 650150 e mail service technogym com ...

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