ABOUT YOUR SYSTEM
Contents
1. Transmitter On single function transmitter place switch No 1 to the ON position Do the same on the receiver From dip switch No 2 to No 12 place the switches in random sequence to the ON or OFF positions Ensure that the receiver dip switch settings match the transmitter settings Your security code is now set Replace the rear covers on the transmitter and receiver Page 12 FITTING THE ALLUMINIUM STOPPERS Position the open and close alluminium stops on the rack so that they will push the limit switch spring in time to stop the gate in the correct position Once the stops are in position tighten the grub screws using an Allen key REVERSING THE ELECTRICAL MOTOR DIRECTION Refer to the electrical diagram The electrical motor direction default is set by positioning the gate direction jumper on the electronic control card either to the left or right The electronic control card is equipped with three small pins the center pin is the common pin the left hand pin for the left direction and the right hand pin for the right direction SETTING THE FAST SLOW STOP DEFAULT This function is utilised in order to adjust the intensity of the soft stop mode Correct setting will ensure smooth operation of the gate Refer to the electrical diagram The electrical motor fast slow stop default is set by positioning the fast slow stop jumper on the electronic control card2. Ssa gt Ges aM 0d Buzzer On Off Jumper Auto Close 1 Dip Switches 0 I Fast Slow Stop Buzzer Motor Direction Jumper m for left and right Ei 0 NOLLONELSEO o 3 98035 MO18 MOTS voL lt VOL Obstruction Sensitivity Adjustment Mie EG common 7 Cs 2 EN OX CONNECTOR BLOCKS Page 24
3. insert a small flat tip instrument type screwdriver into the rheostat adjustment slot and adjust as follows Turn the adjuster clockwise to make sensitivity LESS Turn the adjuster counterclockwise to make sensitivity MORE Test impact sensitivity by bumping the gate by hand in the opposite direction of movement re adjust until the ideal impact sensitivity is achieved SETTING THE AUTO CLOSE DIP SWITCHES After your GEMINI unit has been installed and you wish to alter the time delay for the Auto Close facility proceed as follows Electronic Control Card ON AUTO CLOSE SWITCHES a a 123 4 Auto Close Dip Switches Page 15 0 OFF 1 ON MENS TME DELAY 1234 in seconds 0000 Off 1110 2 1000 10 0100 20 1100 30 0010 40 1010 50 0110 60 The dip switches are marked No 1 to 4 Refer to the above table Choose a time delay to suit your personal requirements i e 50 seconds dip switch settings must be 1010 Move the No 1 dip switch to the ON position the second switch to the OFF position the third switch to the ON and the fourth dip switch to the OFF position Your 50 second Auto Close time delay is now set Removing the Auto Close Loop on the electronic control card will disa
4. power supply ii 220V mains or ii Check and rectify 17Vac incorrectly as necessary connected iii Electronic control iii Replace with fuse card fuse blown of the correct value Buzzer sounds triple Battery voltage low a Check the following beeps in succession i Is the main power i Switch ON the Switched ON main power supply ii Trickle charger ii Replace with fuse fuse blown of the correct value Buzzer does not sound Is the buzzer jumper a Replace buzzer at all fitted jumper Buzzer defective b Replace electronic control card Page 22 MAINTENANCE The GEMINI domestic sliding gate opener system is maintenance free unit and needs very little attention other than checking the gate track for obstructions excessive dirt sand stones etc On 6 monthly basis it is advisable to remove the protection lid and blow off all accumulated dust and dirt from the unit with low pressure compressed air REPLACING THE REMOTE CONTROL BATTERY Using a small Phillips screwdriver remove the rear cover from the remote control unit Remove the battery from its holder Check that the holder and contact points are clean signs of corrosion etc Fit a new battery noting the position of the and end of the battery The end of the battery faces towards the spring connection Page 23 ELECTRICAL DIAGRAM RX PLUG Receiver Plug in LED and Pe 12VDC and
5. 10 Either the 220 Volt OR the 17V ac is to be connected to the unit Do NOT connect the 220 Volt and 17V ac to the unit OTHER CONNECTIONS Battery Make sure the red lug is on and the black lug on Push button Connect to terminal blocks marked COMMON and TRIG Pedestrian push button Connect to terminal blocks marked COMMON and PED Infra red sensor Connect to terminal blocks marked COMMON and I R BEAM Keypad Connect to terminal blocks marked COMMON and TRIG or PED optional Receiver Plug in on electronic control card marked RX PLUG CAUTION Ensure that all the legal requirements for your local area are complied with SETTING THE REMOTE CONTROL SECURITY CODE DIP SWITCHES Once the electrical supply is correctly connected the remote control transmitter and receiver security code must be set Note that the manufacturers set all the transmitters and receivers to a standard code and therefor it is imperative to change these codes to your own personalised code If a non Gemini remote control is used program the remote control as per the supplier s instruction Page 11 Programming GEMINI Remote Control Using small screwdriver remove the rear covers from the transmitter and receiver Place the units so that the numbers on the dip switches starts with No 1 from the left
6. CONTENTS CONTENTS e ede ei de deti dece 1 EEATURES Le eus 2 Irittoduetion p 2 Notes ance en IR ER 3 Physical Dirnenslons 3 itio ei ee dette eee qne tede Dre 4 Technical Specifications ssssssseeeeen 5 STANDARD INSTALLATION KIT seen enne 6 WARNINGS eR pa 7 INSTALLATION OF THE UNIT seen nnne 8 Initial preparations for Mounting the Base Plate 8 Mounting the Rack nen 9 Connecting the 220 Volt or 17 Volt AC Electrical Supply 10 Other Connections eiie tene oen i nerui gura nior eek digne 11 Setting the Remote Control Security Code Dip Switches 11 Programming a GEMINI Remote Control 11 Fitting the Alluminium Stoppers se 13 Reversing the Electrical Motor Direction 13 Setting the Fast Slow Stop Default 13 Obstruction Sensitivity Adjustment ss 14 SETTING THE AUTO CLOSE DIP SWITCHES 15 OPERATING PROCEDURES sse 17 Initial Testing Procedures after Installation 17 Daily Operation egre n damen 17 BUZZer unu
7. been taken in the compilation of this Trouble Shooting Guide to include all likely malfunctions that could occur WARNING DURING SOME OF THE FOLLOWING CHECKSI TESTS IT WILL BE NECESSARY TO WORK ON THE UNIT WHILE THE ELECTRICAL POWER IS SWITCHED ON LIVE THEREFORE UTMOST CARE MUST BE TAKEN TO PREVENT ELECTRICAL SHOCKS TABLE 1 PROBLEMS DURING THE INSTALLATION OPERATING PHASE PROBLEM POSSIBLE CAUSE REMEDY AND OR TEST Electrical motor does not turn Is the battery connected ls the electrical power correctly connected Fuseon the electronic control card blown a Connect battery b Check and rectify as necessary c Replace with correct value fuse Electrical motor turns but gate does not move Is the manual override lever in the UP position a Move override lever to the UP position Power is ON LED indicating but motor does not react Wiring to electronic control card not properly connected Electronic control card defective a Check and rectify as necessary b Replace electronic control card Page 19 PROBLEM POSSIBLE CAUSE REMEDY AND OR TEST Motor operates by actuating the push button but not with the remote control Is the security code set correctly Remote control battery flat Remote control defective a Check and if necessary reset security code b Replace battery c Re
8. ble the auto close function even if time delay is set Page 16 OPERATING PROCEDURES INITIAL TESTING PROCEDURES AFTER INSTALLATION 1 Lower the manual override lever and move the gate to halfway open position Raise the override lever to engage the pinion into the rack 2 Press the remote control button The gate must move to the open position and stop If necessary adjust the alluminium stopper position on the rack NOTE If the gate moves to the closed position on the first activation the electrical motor direction is incorrectly set and must be reversed Refer to Reversing the Electrical Motor Direction on page 13 for the correct procedure 3 The gate will remain in the open position for the time as pre selected during the Auto Close dip switch settings Gate will move to the fully closed position and stop If necessary adjust the alluminium stopper position on the rack 4 Perform an obstruction sensing test If necessary refer to Obstruction Sensitivity Adjustment on Page 14 and adjust the obstruction sensitivity 5 Test the operation of the gate from inside the house by using the push button DAILY OPERATION 1 gate can now be operated by either the remote control or the push button inside the house 2 If either the remote control or the push button is pressed while the gate is in motion the gate will react as follows a If Gate Were Closing The gate will stop and open Pag
9. e Locate the base plate against the existing gate track the base plate is to be welded to this track at a later stage NOTE The securing holes in the base box are slotted ensure that the base plate bolts are located in the center of these holes and that the base box and base plate are parallel Ensure that the centerline of the gate is parallel with the centerline of the pinion This will ensure that the centerline of the rack will run on the centerline of the pinion Clearly mark the position of the base plate Remove the complete unit and prepare a foundation for the base plate Consult your local Builders Supply Store for the necessary information on concrete strengths mix ratios and hardening times NOTE Install conduit piping in the foundation to correspond with the opening in the base box through which the electrical cables are routed Remove the base plate from the unit Cast concrete into the previously prepared foundation Ensure that the exact position previously marked is maintained to ensure correct mounting of the unit Stitch weld the base plate to the existing gate track Page 8 Mount the GEMINI the base plate and align as previously described MOUNTING THE RACK Existing Gate Angle Iron Bracket Starting at one end of the gate weld the rack in position by using the angle iron brackets The following critical points must be considered When determining the position of the rack th
10. e 17 b If Gate Were Opening The gate will stop and wait for the next command If the Auto Close function is selected the gate will close after the preset time If the gate senses an obstruction while closing the gate will stop and move to the open position If the gate senses an obstruction while opening the gate will stop and wait for the next command If the Auto Close function is selected the gate will close after the preset time BUZZER 1 A buzzer is mounted on the electronic control card and acts as an audible tell tale indicator conveying the following messages Continuous beeps approximately one beep every second Gate is either opening or closing A single continuous beep approximately two seconds Warning that gate is going to close Double beeps in succession Indicates a Main Power Supply Problem Triple beeps in succession Indicates a Low Battery Voltage Approximately beep every 5 seconds after gate has closed Gate is not fully closed The buzzer can be de activated by removing the buzzer jumper from the electronic control card This will have no effect on the operation of the gate Page 18 TROUBLE SHOOTING GUIDE Should problem occur consult the following table first before calling your local GEMINI agent The table is set out in Problem Possible Cause and Remedy and or Test to enable quick identification and location of faults Care has
11. e manual override lever must be in the upright position The angle iron brackets must not be more than 600 mm apart Allow a free play of approximately 1 mm between the pinion and the rack When moving the gate to the next position the manual override lever must be lowered For wooden gates drill two holes in the angle iron bracket and secure to the gate with wood screws To prevent the gate from burning mark the position of the angle brackets and weld to rack before securing to the gate Page 9 Once the rack is in position ensure that the unit pinion is correctly aligned with the rack Final adjustments can be made by sliding the unit in the slotted holes to achieve the correct alignment Tighten the mounting nuts CONNECTING THE 220 VOLT OR 17 VOLT AC ELECTRICAL SUPPLY DG CAUTION Under no circumstances must the main electrical supply be wired directly from a power source As a safety precaution an ON OFF switch must be incorporated into the electrical circuit normally within 1 meter from the unit 220 V Electrical power supply Connect the two terminal blocks marked 220V MAINS to a 220V supply Ground earth connection Connect the ground earth wire to position marked GRND 17V AC power supply Connect the two terminal blocks marked 17V AC to a 17V ac supply Ground earth connection Connect the ground earth wire to position marked GRND Page
12. eated base box Base plate with attachment bolts or Alternative base plate for concrete mounting Manual override lever and padlock lug 12 Volt electrical motor Gearbox GEMINI electronic control card 11 12 13 14 15 16 220V 17V Transformer Electrical connector blocks Gate open and close limit switch spring 12 Volt maintenance free battery Remote control transmitter Remote control receiver Alluminium limit stops Rack Angle iron brackets weld item Items marked with are loose items but part of the kit and items marked with are not part of the kit Page 6 WARNINGS MAKE SURE THAT THE GATE YOU FIT THIS UNIT TO WILL UNDER NO CIRCUMSTANCES OVERRUN ITS TRACK EVEN BY BRUTE FORCE NEVER WORK ON THE SYSTEM WITH THE ELECTRICAL POWER ON NEVER ALLOW PERSONS OR ANIMALS TO STAND ON THE GATE OR TRACK WHILE THE GATE IS IN MOTION KEEP HANDS CLEAR OF THE RACK AND PINION GEAR WHILE THE MOTOR IS IN OPERATION DO NOT ALLOW ANYONE TO PUT THEIR HAND THROUGH THE GATE TRELLIS WHILE GATE IS MOVING TEST ALL OPERATING SYSTEMS ON A REGULAR BASIS ESPECIALLY THOSE RELATED TO THE SAFETY FEATURES Page 7 INSTALLATION OF THE UNIT INITIAL PREPARATIONS FOR MOUNTING THE BASE PLATE To determine the position of your GEMINI fully close the gate and place the unit with base plate attached in position so that the pinion gear is approximately 15 mm away from the gat
13. either to the left or right The electronic control card is equipped with three small pins the center pin is the common pin the left hand pin for the fast stop heavy gates and the right hand pin for the slow stop light gates Page 13 Electronic Control Card Fast Slow Stop Jumper Direction Jumper When the gate is initially activated during installation and the gate direction or fast slow stop is incorrect the gate direction and fast slow stop jumpers must be unplugged and moved to the opposite set of pins Ensure that the jumper is fully plugged in OBSTRUCTION SENSITIVITY ADJUSTMENT Electronic Control Card ene LESS 558990 isnrav ALIALLISN3S O TF w BK 3 12 ig g z x Obstruction Sensitivity Adjuster Page 14 Obstruction sensing should be set so that the gate will stop and reverse impact while closing The obstruction sensor is set at the factory but it will be necessary to adjust the sensor to suit your gate Obstruction sensitivity is adjusted by adjusting the sensitivity rheostat on the electronic control card If adjustment is required
14. h the main electrical power to the OFF position Disconnect the battery and wait 10 seconds then switch the power to ON again and reconnect battery Gate opens and closes by itself Faulty push button wiring Faulty remote control receiver Somebody in your area is using the same security code as yours Check and rectify as necessary Replace the remote control receiver Change your security code Receiver reception insufficient Transmitter battery flat Receiver range is obstructed Replace battery Place in different position Gate moves with difficulty Wheel track is dirty Wheel track has burrs or markings Insufficient free play between pinion and rack wheel track has sagged Weight of gate is laying on pinion Clean wheel track Repair burrs and or markings Repair the sagging problem and restore free play between pinion and rack Page 21 PROBLEM POSSIBLE CAUSE REMEDY AND OR TEST Buzzer sounds after gate has closed approximately one beep every 5 seconds Gate is not fully closed Motor has forced the gate against the gate post or an obstruction on the wheel track a Check and if necessary adjust alluminium stoppers Buzzer sounds double Main power supply a Check the following beeps in succession defective 220V mains or 17Vac i Is the main power i Switch ON the Switched ON main
15. place remote control Motor is activated by the remote control but not with the push button Faulty wiring to the push button Push button faulty a Disconnect push button wiring from the GEMINI and bridge the COMMON and TRIG connections at the connector block If motor operates the wiring is faulty and must be repaired b Disconnect push button wiring at the push button Momentarily bridge the wires at the push button If motor operates the push button is faulty and must be repaired or replaced Gate motor direction incorrect Incorrect setting a Refer to Reversing Electrical motor Direction and use alternative positioning of the jumper Motor opens the gate for a short travel only then closes again Gate mass to heavy for unit Obstruction on track Obstruction sensitivity to high a Discuss problem with your local GEMINI agent b Clear obstruction from track c Adjust obstruction sensitivity to suit your gate Page 20 PROBLEM POSSIBLE CAUSE REMEDY AND OR TEST Motor makes a clicking sound but does not switches ON a Motor has forced the gate against the gate post and cannot release by itself Alluminium stoppers incorrectly adjusted A power surge has caused a problem on the electronic control card a Lower the manual override and move gate away from gate post Adjust the alluminium stoppers Switc
16. ransformer is derived from a normal 220 volt mains supply The system can operate from a 17V ac supply if a more economical cable from the main power supply to the gate motor is required Page 2 Page 3 PHYSICAL DIMENSIONS Page 4 TECHNICAL SPECIFICATIONS ire ree 12V dc Gate speed 16 5 meter per min Limit switches Independent in both directions Obstruction Electronically adjustable obstruction sensing in both directions Activation By using any Normal Open electrical circuit push button or remote control Other characteristics 1 Automatic closing facility ii LED display for gate mode iii Buzzer during gate movement iv Infra Red beam sensing compatible Pedestrian open close facility vi Mechanical override in case of a malfunction or power failure vii Soft start and stop Weight 26 5 kg Includes rack and base plate Battery 12 Volt 7 5 Ah sealed lead acid type maintenance free Maximum gate weight 500 KG Provided that track wheels with a minimum diameter of 76 mm fitted with roller bearings on a straight and level track are used Gate must move with ease Page 5 STANDARD INSTALLATION KIT Your GEMINI 12 Volt dc domestic sliding gate opener system comprise of the following Weather resistant lid Rust tr
17. s A Ein 18 TROUBLE SHOOTING GUIDE sse 19 Table 1 Problems during the Installation Operational Phase 19 MAINTENANCE 2 25 nter cse tbc t ee teke test ce tenete dard 23 Replacing the Remote Control Battery 23 ELECTRICAL DIAGRAM sssssssseneeeerenreen nennen nnne nnns 24 Page 1 FEATURES INTRODUCTION The GEMINI 12V de domestic sliding gate system is a self contained unit which comprise of a single 12 Volt direct current electrical motor that drives the rack pinion through reduction gearbox The electrical motor carrier bearing and associated components are mounted in rust treated base box The base box is secured to the base plate which in turn is cemented or bolted to concrete base The complete unit is enclosed with weather resistant lid The GEMINI system is rigidly build for reliability but with safety as first priority The electronic control card in conjunction with the limit switches makes provision for the several unique features such as remote controlled gate opening pedestrian opening facility obstruction impact sensing adjustable auto close facility infra red obstruction sensing facility optional and normal push button operation A 12 Volt battery is used as the power source for the electrical motor A 220 Volt trickle charger maintains the battery in a fully charged state The 220 Volt current for the t
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