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Finn Cervis 12 Series Troubleshooting Manual
Finn Cervis 12 Series Troubleshooting Manual

Finn Cervis 12 Series Troubleshooting Manual

Radio control

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CERVIS RADIO CONTROL
TROUBLESHOOTING GUIDE
FOR 12 SERIES M ACHINES

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Summary of Contents for Finn Cervis 12 Series

  • Page 1 CERVIS RADIO CONTROL TROUBLESHOOTING GUIDE FOR 12 SERIES M ACHINES...
  • Page 2 TURN REM OTE ON TO TURN THE REM OTE ON, PUSH GREEN BUTTON ON BACK OF REM OTE AND RELEASE. 12 SERIES REM OTE IF THE “TX” & “RX” LEDS FLASH 10 TIM ES PER SECOND, REM OTE IS SYNCHED TO M ACHINE, M ACHINE HAS POW ER AND IS READY TO USE.
  • Page 3 CHECK REM OTE DOES THE “ TX” LED FLASH 10 TIM ES PER SECOND? IF YES, REM OTE IS READY TO USE, CONTINUE TO RECEIVER TROUBLESHOOTING SECTION. IF NOT, CONTINUE REM OTE TROUBLESHOOTING. THIS GUIDE APPLIES TO 12 SERIES M ACHINES...
  • Page 4 TROUBLESHOOT REM OTE STEP 1 IF NO LIGHTS AT ALL, CHECK BATTERIES FIRST. INSTALL NEW BATTERIES PAYING ATTENTION TO DIAGRAM IN BATTERY COM PARTM ENT. BATTERIES ARE NOT ARRANGED IN TYPICAL “UP, DOW N, UP, DOW N” ORDER. I F LI GH T S DO N OT COM E ON AFT ER REPLACI N G BAT T ERI ES, AN D RESTART I N G REM OT E, RET U RN REM OT E FOR SERV I CE.
  • Page 5 TROUBLESHOOT REM OTE STEP 2 LEDs ARE FLASHING IN REPEATING PATTERN. TX AND RX FLASH THEN, ERR AND BATT TOGETHER, FIRST FLASH TOGETHER HOLDING THE GREEN POW ER BUTTON TOO LONG, CAN CAUSE THIS TO HAPPEN. LET GO OF GREEN POW ER BUTTON AND SEE IF PROBLEM GOES AWAY THIS ERROR INDICATES A SWITCH IS STUCK.
  • Page 6 TROUBLESHOOT REM OTE STEP 3 LIGHTS FLASHING IN REPEATING PATTERN TX AND ERR FLASH THEN, RX AND BATT TOGETHER, FIRST FLASH TOGETHER THIS ERROR INDICATES THE ESTOP BUTTON IS NOT IN THE UP POSITION. RELEASE ESTOP BY ROTATING RED BUTTON, GENTLY CLOCKWISE. IF BUTTON POPS UP RETRY TO POWER UP REM OTE I F PROBLEM CON T I N U ES AFT ER BU T TON I S I N T H E U P POSI T I ON ,...
  • Page 7 TROUBLESHOOT REM OTE STEP 1 IF TX LED IS FLASHING ON REM OTE, IT IS SENDING OUT INFORM ATION. IF M ACHINE IS POWERED UP AND RX LED IS NOT FLASHING ON REM OTE, THE M ACHINE RECEIVER AND REM OTE ARE NOT COM M UNICATING. #1 LED RECEIVER POWER LEDs SHOULD BE LIT.
  • Page 8 TROUBLESHOOT RECEIVER STEP 2 IS THE “ HEALTH” LED FLASHING, ONCE PER SECOND? IF THE HEALTH LED IS OUT OR IS LIT STEADY , THE M AIN #1 LED M ICROCONTROLLER HAS STALLED. IF THE HEALTH LED IS FLASHING RAPIDLY , THERE IS A M EM ORY FAULT WITH THE RECEIVER.
  • Page 9 TROUBLESHOOT RECEIVER STEP 3 ARE THE RX/ TX LEDs FLASHING? IF ONLY IS TX IS FLASHING, SOM E POSSIBLE CAUSES: REM OTE AND RECEIVER ARE NOT ASSOCIATED RX #2 LED FOLLOW DIRECTIONS TO RESYNCH REM OTE AND RECEIVER TX #3 LED INTERFERENCE M OVE BARKBLOWER OR REM OTE AWAY FROM BUILDINGS OR CHAINLINK FENCES...
  • Page 10 TROUBLESHOOT RECEIVER STEP 4 ARE THE RX/ TX LEDs FLASHING? IF YES, CHECK THE REM OTE. ARE THE TX/ RX LEDs FLASHING ON REM OTE 10 TIM ES PER SECOND? RX #2 LED TX #3 LED NO, TRY ASSOCIATING A KNOWN-GOOD REM OTE TO THE RECEIVER.
  • Page 11 TROUBLESHOOT RECEIVER STEP 5 RECEIVER RX/ TX LEDs ARE FLASHING AND REM OTE RX/ TX LEDs ARE FLASHING BUT NOT CONTROLING M ACHINE IF NO PART OF THE M ACHINE CAN BE CONTROLLED: RX #2 LED TX #3 LED CHECK SUPPLY VOLTAGE: IS SUPPLY VOLTAGE OVER 28 VOLTS? (NOTE: VERY FAST “...
  • Page 12 TROUBLESHOOT RECEIVER STEP 6 RECEIVER RX/ TX LEDs ARE FLASHING AND REM OTE RX/ TX LEDs ARE FLASHING BUT NOT CONTROLING M ACHINE IF NO PART OF THE M ACHINE CAN BE CONTROLLED: RX #2 LED TX #3 LED CHECK SUPPLY VOLTAGE: IS THE SUPPLY VOLTAGE UNDER 7 VOLTS? YES: THE RECEIVER IS STARVING FOR POWER.
  • Page 13 TROUBLESHOOT RECEIVER STEP 7 IF THE RECEIVER LEDs FLASH, THEN RADIO LINK IS LOST AND HEALTH LED FLASHES TWICE BEFORE RADIO LINK IS RE-ESTABLISHED WHEN A FUNCTION IS ACTIVATED LEDs #1 LED FLASH FLASHES TWICE CHECK WIRING TO ENSURE THAT ALL HYDRAULIC VALVE COIL RETURNS AND ANY OTHER OUTPUT LOAD RETURNS ARE TIED TO THE SAM E POINT AND THAT POINT IS TIED TO BATTERY NEGATIVE AND THE “...
  • Page 14 TROUBLESHOOT RECEIVER STEP 8 IF ONE OR M ORE, BUT NOT ALL FUNCTIONS ARE DISABLED, CHECK REM OTE TX LED WHILE ACTIVATING SUSPECTED FUNCTION. DOES TX LED BRIGHTEN UP WHEN CONTROL IS ACTIVATED? REM OTE IS FAULTY RET U RN REM OT E FOR SERV I CE YES: CONTINUE TO STEP 9 THIS GUIDE APPLIES TO 12 SERIES M ACHINES...
  • Page 15 TROUBLESHOOT RECEIVER STEP 9 IF ONE OR M ORE, BUT NOT ALL FUNCTIONS ARE DISABLED, CHECK REM OTE TX LED WHILE ACTIVATING SUSPECTED FUNCTION AND TX LED BRIGHTENS UP WHEN CONTROL IS ACTIVATED POSSIBLE OPEN-CIRCUIT ON ONE OR M ORE OUTPUT CHANNELS CHECK WIRING FOR BROKEN CONNECTIONS CHECK HYDRAULIC VALVE COILS FOR CONTINUITY (TYPICAL VALVE COIL RESISTANCE IS 25 OHM S OR LESS)
  • Page 16 TROUBLESHOOT RANGE ISSUE STEP 1 IF RADIO CONTROL OPERATES THE M ACHINE PROPERL Y, BUT ONL Y W HEN THE OPERATOR IS NEAR THE M ACHINE SYSTEM IS DSIGNED TO OPERATE AT TYPICAL 300’ OR GREATER LINE-OF-SIGHT. LINE OF SIGHT M EANS THE OPERATOR CAN SEE THE RECEIVER (OR ANTENNA IN THOSE SYSTEM S WITH AN EXTERNAL ANTENNA);...
  • Page 17 TROUBLESHOOT RANGE ISSUE STEP 1 IS THE RADIO CONTROL SYSTEM OPERATING UNDER LINE-OF-SIGHT CONDITIONS? OBSTRUCTIONS ARE LIM ITING THE RADIO RANGE. REPOSITION THE OPERATOR OR THE M ACHINE TO M AINTAIN LINE-OF-SIGHT CONDITIONS AS M UCH AS POSSIBLE. YES: LARGE M ETAL OBJECTS NEAR THE M ACHINE OR OPERATOR M AY BE REFLECTING RADIO ENERGY FROM THE REM OTE CONTROL SYSTEM IN SUCH A WAY THAT THE REFLECTIONS ARE INTERFERING WITH THE LINE-OF- SIGHT SIGNAL.
  • Page 18 REPLACEM ENT REM OTE TROUBLESHOOTING ALL REPLACEM ENT REM OTES M UST BE ASSOCIATED TO THE RECEIVER BEFORE THE REM OTE CAN OPERATE THE M ACHINE. EVERY REM OTE AND RECEIVER HAVE A UNIQUE ID CODE WHICH M UST BE EXCHANGED. IF A REM OTE WAS REPLACED BECAUSE IT IS SUSPECTED AS THE CAUSE OF A M ALFUNCTION WITH THE SYSTEM , THE RECEIVER M AY BE THE CULPRIT INSTEAD.