Contents
1. Display Press and hold UP DOWN key for 3 seconds to enter the menu The option UNIT will appear in the display Press DOWN key until the option Ti St appears the display Press and hold setpoint key to change values While holding the setpoint key in press either the arrow UP to change minutes or arrow DOWN key to change the hour Press and hold UP DOWN key for 3 seconds to exit the menu 21 Instruction Manual G85 6 7 St St The St St Start Set option is the timer function for the heat By using this option time can be saved as the G85 can be ready for use before procedures start in the morning Note This function will only work correctly if the clock 15 set Follow these steps to navigate in the St St option Action Display Press and hold UP DOWN key for 3 seconds to enter the menu The menu UNIT will appear in the display Press key DOWN until the option St St appears in the display Press and hold setpoint key to change values While holding the setpoint key press either the arrow UP to change minutes or arrow DOWN key to change the hour When the time is set let go of the setpoint Press and hold UP DOWN key for 3 seconds to exit the menu Note If the function Heat is set a dot will light up in the right side of display St St is connected with HEAT It must be chosen when the timer starts To turn the heater on please see section 6 8 WARNING Always make sure when2. Press and hold setpoint key to change values While holding the setpoint key in press either the arrow UP or arrow DOWN key to select the value temperature When the required setting is activated let go of the setpoint key Press and hold UP DOWN key for 3 seconds to exit the menu Any change in the factory set calibration should always be based on very certain temperature measurements K SYSTEMS Kivex Biotec only recommend the use of a high quality PT 100 sensor that is calibrated with the precision instrument used for measuring according to the manufacturers specifications Also ensure an optimal contact between the sensor and the place measured Use only a sensor type that is correct for the purpose and of correct size If in doubt contact your local distributor or K SYSTEMS Kivex Biotec 20 Instruction Manual G85 6 5 INT T The INT T Integral Time option is for changing the base value for the PID controller This should not be attempted by unauthorized persons If set at a different level the controlling principle will be affected From the factory it is set to a closely calculated value specific for the model CAUTION Do not change the value here If by mistake any changes are made or doubts occur if the value are correct please set the REST function in the menu for the restore of the defaults 6 6 TI St The Ti St Time Set option is for setting the time Follow these steps to navigate in the Ti St option
3. Flow V h Flow setting in display of G85 Time it will take to recover level after a chamber has been opened at the above flow setting 10 Instruction Manual G85 If the use necessitates low recovery times either a constant high flow must be used or purging the chambers by setting the flow level at a high rate for 2 3 minutes A flow of 10 will be sufficient to sustain the levels in the chambers when the lids are not opened The flow rate should at no time be kept under 8 l h A flow rate of 15 20 l h should be adequate under most conditions without the use of manual purge 5 7 3 Humidifying the gas mixture In order to avoid Gassing with cold and dry Gas the built in humidifier can be used Connect the tubes as show on the picture below Gas outlet to bottle Ext 596 Co supply Gas inlet Warning Always route the gas as shown or permanent damage to the airflow sensors may occur If the humidification system is not used and the gassing is done with dry gas a silicone tube U loop must be connected between the outlet and inlet for the humidification bottle K SYSTEMS have experienced a quantity of failures on the flow sensors due to liquid entering the sensor and damaging it The fault is registered by the user getting a 0 reading in the display when an obvious flow can be seen as bubbles in the humidification flask When adjustment in the flow rate is done on the regulator valve on th
4. 7 1 Cleaning The G85 is a low maintenance unit designed to be both easy to use and clean plus it is durable due to its construction All surfaces should be cleaned with an 70 alcohol solution on a clean cloth or lint free paper towel e Clean all surface components by wiping gently with gauze To remove fingerprints or oil smudges wipe with gauze slightly moistened with a mixture of ether 70 and alcohol 30 Note Since solvents such as ether and alcohol are highly flammable they must be handled carefully Be sure to keep these chemicals away from open flames or potential sources of ignition electrical equipment must be switched off Also remember to always use these chemicals only in a well ventilated room e f smudges are difficult to clean wipe them with a soft cloth slightly moistened with a diluted neutral detergent e The heated area is able to withstand some water spills However precautions are still necessary if water is spilled on the surface Unplug the power cord and then wipe dry with a dry cloth immediately Note If water gets inside the unit contact your K SYSTEMS Kivex Biotec representative to check electrical safety e Humidification bottle can be put in an autoclave 7 2 Calibration For optimal performance the unit should be calibrated once a year by authorized K SYSTEMS Service provider 27 Instruction Manual G85 8 Trouble shooting Temperature alarm Temperature more Check
5. office at Tel 45 4599 5600 Fax 45 4599 5619 Email info k systems dk 31
6. the timer function is being used that the heated area is clear of any objects that might be damaged by the heat or adversely affected by it in way Caution should always be exercised when a heated area is turned on without any supervison 22 Instruction Manual G85 6 8 HEAT The HEAT option is used for the heater to turn on at a certain time Note This function only works in conjunction with St St If St St is set to 8 00 and heat function is on the heater will automatically turn on at 8 00 using 24 hour clock Follow these steps to navigate in the HEAT menu Display Press and hold UP DOWN key for 3 seconds to enter the menu The first menu UNIT will appear in the display Press DOWN key once and the menu HEAT appears in the Caz display Press and hold setpoint key to change values e While holding the setpoint key in press either arrow UP or arrow DOWN key to select between ON and OFF am When the required setting is activated let go of the setpoint key Press and hold UP DOWN key for 3 seconds to exit the menu MD Note A dot will turn on in the right side of display indicating that the Heat function IS active 23 Instruction Manual G85 6 9 A ST The A St Automatic Start option is used to repeat the timer St St function every day of the week Note This function works in conjunction with St St and HEAT If St St is set to 8 00 and heat function is on the heater will automaticall
7. to insure all accessories are there e Examine the packing material carefully for separately packed items e Check the incubator for external surface damage e Check that the display is not broken or damaged Check that the lids and gas flow regulator knob operate correctly without any hindrance 3 Accessories 3 1 Standard accessories 24 volts main adapter PSU Order code 51122 Mains Cable Standard Schuko Oder code 52768 UK Order code 53886 US Order code 52773 Silicone tube Order code 11066 Instruction Manual G85 3 2 Optional equipment Optional equipment consists of a range of warming blocks Please contact your local distributor or K SYSTEMS Kivex Biotec for details about the full range of warming blocks Warming block B16 Holds two culture dishes B16F Falcon 353001 Order code 26059 B16N NUNC 150318 Order code 26060 Warming block B24 Holds one center well dish Falcon 353653 Order code 26027 Warming block B25 Holds one 60 mm culture dish Falcon 353002 NUNC 150288 Order code 26028 Warming block B26 Holds one 4 well Falcon dish with lid Falcon 353654 Order code 26031 Warming block B28 Holds one 4 well dish NUNC 176740 Order code 26029 Warming block B29 Holds one 5 well dish MiniT b 19021 0005 Order code 26030 Instruction Manual G85 4 User Manual 4 1 Definition of use The K SYSTEMS Kivex Biotec G85 Bench Top incub
8. K SYSTEMS Instruction Manual CO Bench Top Incubator G85 Instruction Manual G85 Table of contents 1 GENERAL INFORMATION amp SERVICE 2 ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccecccccees 3 2 UNPACKING AND INSPECT ION ee eo esa spp Pe Ee Erb T Ee Ee kE a P ea x Pee epa Vd op a s oo eene ee 4 3 ACCESSORIES v t ae E Deis I VE EV UI VI eM i d mE 4 Sl SPANDABD ACCESSORIES Cqusccci ese enden anne seele 4 3 2 ACP TION AO UIPBNDEN TI 5 4 USER MANUAR nere eeeeeteeev esece vetas ee CN Nor ededesscececeucee a a eet Febr pe eee Fee cu edo Pee Eee Te 6 Zl JDEBNDHON OE USE es ditas amended tes unes qe Me dlonunta 6 25 SGENERAT DESCRIPTION o acess sea asec stolis ls ro 6 5 FEATURES AND OPERA TION a ere due u 7 SE ASSEMBLNG THE P T 7 JA CONNECTION TO THE MAINS a a aaa 7 321 MUTO COAT GALS TA bet d rav EE 2094 CIKBYBOARD EENC DIONS tmu ma 8 5 4 OPERATING THE HEATED COMPARTMENT cccccccceccccesccsccsccscescescescecesccscescceceectecsccssesecsscesctcencensens 9 5 5 TEMPERATURE SETTING AND CONTROL cccccccccccccecccosccsccsccscasccsccscoscceccsccesceccecsececcuscnscsecescnccnsensees 9 53 0 OLI BION KEYS AE E E N E E E 9 S E EDE Tk EIN S E AEE A AEE ert ee A se 10 ih MEUSE eM 10 MO
9. S Kivex Biotec option replaced at no charge This limited warranty does not apply to products subjected to abnormal use or conditions improper storage damaged by accident misuse or abuse improper line voltage products whose serial number has been altered to products not shipped in accordance with the recommendations of K SYSTEMS Kivex Biotec and or to products altered or serviced by anyone other than K SYSTEMS Kivex Biotec authorised distributors Distributor is responsible for the labour and travel costs during this period This limited warranty is exclusive and in lieu of all other warranties whether written oral expressed or implied In particular K SYSTEMS Kivex Biotec does not warrant that the product is suitable for the needs of the purchaser and there are no warranties given as to merchantability or fitness for a particular purpose other than the one specified in K SYSTEMS Kivex Biotec literature that accompanies every specific product K SYSTEMS Kivex Biotec assumes that the Purchaser is experienced in the use of this device and is able to judge from his her own expertise the suitability or otherwise of the product for the intended use K SYSTEMS Kivex Biotec reserves the right to change or discontinue this product without prior notice 30 Instruction Manual G85 11 Liability Because K SYSTEMS Kivex Biotec has no control or influence over the conditions under which this device 15 used over its method of use or administr
10. TO DOS DUC ce ttd oat a 10 ud umiduvmgAhe gas HOFFE ona cobi ea 11 DE UIC ON PDT 13 5 8 LEMPERATURE FLOW ATARM nissan 14 aod ee Men RITE o 4 14 30 2 Gas OW QUA a ena eitis t Gar eR PM DU tse p ERR bu Ful Rae teft e ods 14 3 9 CMCABNIINGEUD a PE ok A crai desit beat dn se A ee lil a cag M Sac els DE Bas fo at 15 6 NIENUSEUNK C TE ION uio eccvevevesdesevete recu vetus vecors e cus E Ed eR RU CU PVER Ted PEE CR PE Vols 16 DP OVYERVEVOF O TON zat access aco utto mu tan bietet Laos E eS oc Ea E CS 17 OLEO UI E E E 18 5 IM M M EL C a IM NE 19 STEAN a ia sa ce a RTT TES 20 SIND I eee CURR 21 06 0 FEEST et ee ences fend aeta tede vanta tap ee uses 21 A DES ed RG ee ona anon ee Mee NR IU 22 E een 23 BR AST NOR Ce OREL E ERR PR Ok CER Nae Cee RIT Re OER Aken ERR NR 24 6 10 HOURS 25 6 11 IST uu E M M E 26 7 USER NIAINFEENANT CBHpteeteer coeurs soe e Yee end esu E Eee eue ee 27 TOMEM OEC GU me 27 12 SERTIBRATION dudes ii een iir 27 8 TROUBLESHOOTING a 22 222222 822 Je Baar c
11. ate in the RS232 option Press and hold UP DOWN key for 3 Seconds to enter the menu The option UNIT will appear in the display Press DOWN key until the option RS232 appears in the display Press and hold setpoint key to change values While holding the setpoint key in press either the arrow UP or arrow DOWN key to select between ON and OFF OFF The RS232 function is turned off ON Data is send once every two Seconds When the required setting is activated let go of the setpoint key Press and hold UP DOWN key for 3 seconds to exit the menu Data logging the temperature valves during use Note The use of this function warrants extra equipment software The parameters on or off will not affect normal usage when serial communication is not connected Instruction Manual G85 Display Instruction Manual G85 6 4 TUNE The TUNE option is for calibration of the displayed temperature If there is an offset between the value on the display and any measurements made with a high precision external temperature sensor this can be corrected The new temperature reading will be kept as the displayed value with temperature control conducted on this basis Follow these steps to navigate in the TUNE option Display Press and hold UP DOWN key for 3 seconds to enter the menu The menu USER will appear in the display Press DOWN key until the option TUNE appears in the display
12. ation or on handling of the product after it leaves its possession K SYSTEMS Kivex Biotec takes no responsibility for the results use and or performance of the product K SYSTEMS Kivex Biotec expects that use of the product will be confined to trained and expert users In no event shall K SYSTEMS Kivex Biotec be liable for any direct or indirect damages including incidental consequential or special damages arising out of or in connection with the use or performance of the product If K SYSTEMS Kivex Biotec provides you with technical documentation this does not authorise you to perform repairs adjustments or alterations on the device or accessories No representative of K SYSTEMS Kivex Biotec and no vendor of the product is authorised to change any of the foregoing terms and conditions and the purchaser accepts the product subject to all terms and conditions herein subject always to any contrary provisions which are necessarily implied by stature or law notwithstanding the within terms and conditions 12 Replacement As mentioned in the Limited Warranty the decision whether to provide any remedy or whether to refund any portion of the purchase price shall be at the discretion of K SYSTEMS Kivex Biotec Before returning a product for any reason please contact your nearest K SYSTEMS Kivex Biotec distributor for assistance and instructions Only for all customers in Denmark Norway and Sweden please take direct contact with our head
13. ator is designed for keeping gametes and embryos in a controlled environment 4 2 General description The chambers and aluminum warming blocks maintain a preset temperature in the range ambient to 42 C The temperature is electronically controlled by PID controller and can be read on the displaying increments of 0 1 C The G85 features heated lids The bottom part is made from thick aluminum that gives ideal temperature distribution Back part that houses the electronic is made from stainless steel Interchangeable aluminum Warming blocks holding a variety of culture dishes are available The G85 features a built in digital flow meter with a possible flow of O 29 liters per hour and a humidification system The G85 has also a purge function enabling a quick CO level recovery within the chambers The recovery time is 15 seconds with a pressure of 0 5 bar Note The atmosphere in the chambers may be controlled by flushing with a gas mixture Use only 5 CO in air Ext 5 RS 232 Gas inlet from Co supply connector humidification bottle regulator dial Gas flow um A socket Gas outlet to humidification bottle Instruction Manual G85 5 Features and operation 5 1 Assembling the G85 No assembly needed Just follow directions in section 5 2 and the unit is ready for use 5 2 Connection to the mains The mains voltage is automatically regulated to the correct level by the main adapter PSU Conn
14. e side of the G85 no changes can be seen to the flow reading in the display It will stay at 0 disregarding the flow 11 Instruction Manual G85 Reverse flow due to Ext 5 Cos under pressure supply Gas inlet The fault occurs because of under pressure in the gas supply when the G85 is not in use If the user shuts off the gas supply only on the bottle or the external regulator an under pressure will develop The under pressure will draw back liquid from the humidification bottle through the gas outlet to bottle tube and into the G85 where it will damage the flow sensor If the user remembers to completely close the regulator valve on the side of the G85 no such problem will occur e Alternatively the exterior 5 CO supply tube should be disconnected from the G85 when the G85 is not in use Or e The Gas outlet to bottle tube disconnected when the G85 is not in use There is no recommended hardware update at this time as such an under pressure cannot be avoided with certain types of gas regulators We have considered the addition of a one way flow valve in the circuit but test have shown that under unfortunate circumstances the process can still be triggered The only fully safe way to avoid the problem is as described above 12 Instruction Manual G85 A notice or warning sticker could be added to the G85 e Close regulator valve fully when not in use Or e The Gas outlet to bottle tube disconnected when
15. ect the G85 to the mains supply using the enclosed PSU For safety reasons the unit has an external PSU which operates at a low voltage 5 2 1 Start of apparatus Connect the unit to the PSU and the PSU to the mains wall socket To power up the unit press the heat on button on the keyboard The display will indicate the current temperature The aluminum dial on the side of the G85 can be turned and the gas flow level is adjusted The valve controlling the flow is a precision valve with a short span from closed to open so adjust with slow movements A hint for adjusting is to close it fully and then open it gently 70 Gas flow regulator dial Instruction Manual G85 5 3 Keyboard functions Heat ON Off LED Display Arrow keys UP DOWN Instruction Manual G85 5 4 Operating the heated compartment Press heat ON OFF key to show the actual temperature Press setpoint key and the set temperature is shown While holding the setpoint key in press either the arrow UP or arrow DOWN key to raise or lower the set temperature When the desired temperature is reached let go of the setpoint key Note The setpoint can be adjusted to a reading between ambient and 49 9 C 5 6 Combination keys Action Press alarm and UP key Press alarm and UP key Press Heat ON OFF and setpoint key Display The keyboard is locked The keyboard is unlocked Switches between temperature and time Instr
16. h between time and temperature Action Ke Press and hold setpoint key Display Press and hold setpoint key to change values e Display While holding the setpoint key in press the HEAT key one time then let go of the setpoint key The display now shows the time 25 Instruction Manual G85 To change back to temperature Press and hold setpoint key e Display Press the HEAT key one time then let go of the setpoint key The display now shows the 4 temperature Note The time is shown as a 24 hour clock e g 19 30 not 7 30 PM 6 11 REST The REST function will restore all factory set values Any changes made to the displayed temperature unit readings and controller value will be reset Note Calibration value in the TUNE option will remain and not be reset Follow these steps to navigate in the REST option Key Display Press and hold UP DOWN key for 3 seconds to enter the menu The option UNIT will appear in the display Press DOWN key until the option REST appears in the display MD Press and hold the setpoint key to change values e While holding the setpoint key in press either the arrow UP or arrow DOWN key When the display shows let go of the setpoint key Press and hold UP DOWN key for 3 seconds to exit the menu This means all factory values have now been restored 26 Instruction Manual G85 7 User maintenance
17. o ceases ee 28 9 TECHNICAL DAG A RRCTTT S 20 10 LIMITEDWARRANT Y aeiicessvuvakeeec Ee eva SEE CE ava Eee beo d s ax e eva ue eoe GaU 30 11 LIABILITY a etos Pos OE VE EN b 31 12 FRE PLACE MUR Ni roris a erede 31 Instruction Manual G85 1 General Information amp Service COPYRIGHT This manual contains information that is subject to copyright All rights reserved This manual should not be photocopied otherwise copied or distributed completely or in part without the approval of K SYSTEMS Kivex Biotec Users of K SYSTEMS Kivex Biotec products should not hesitate to contact us if there are any unclear points or ambiguities in this manual K SYSTEMS Kivex Biotec A S Klintehej veenge 3 5 3460 Birkerod Denmark Tel 45 45 99 56 00 Fax 45 45 99 56 19 E mail info K SYSTEMS dk Internet www K SYSTEMS dk Issue 2 Changenote No 422 Service address Please contact your local K SYSTEMS Kivex Biotec distributor for details of your nearest authorized service agent CAUTION Ifthe equipment is used in a manner not specified by this manual the safety of the user may be at risk and the equipment may be damaged Always use the equipment as outlined in this instruction manual Instruction Manual G85 2 Unpacking and inspection e Unpack the equipment e Check the packing list
18. splay Press UP DOWN key to navigate within the Menu Press and hold UP DOWN key for 3 seconds again to exit the menu While holding the setpoint key in press either the arrow UP or arrow DOWN key to change values within the options Instruction Manual G85 The menu consists of the 10 options listed below For further detail see the description on the following pages 6 1 Overview of options b aj 4 E E g n lt e X ii aj E X k E F E F O m amp E MEN M HOUR M ili REST Software version 17 Instruction Manual G85 6 2 UNIT In the UNIT option the displayed temperature unit can be set to either degrees Celsius or Fahrenheit Follow these steps to navigate in the UNIT eioi Display Press and hold UP DOWN key for 3 seconds to enter the menu The menu UNIT will appear in the display Press and hold setpoint key to change values While holding the setpoint key in press either the arrow UP or arrow DOWN key to select the required type of unit When the required type has been selected let go of the setpoint key Press and hold UP DOWN key for 3 seconds to exit the menu 6 3 RS232 The RS232 option is for serial communication and data logging of the temperature and alarm conditions Follow these steps to navig
19. the G85 is not in use There is no recommended hardware update at this time as such an under pressure cannot be avoided with certain types of gas regulators We have considered the addition of a one way flow valve in the circuit but test have shown that under unfortunate circumstances the process can still be triggered The only fully safe way to avoid the problem 15 as described above A notice or warning sticker could be added to the G85 e Close regulator valve fully when not in use Or e Disconnect gas outlet to bottle tube when not in use If the problem has occurred the gas flow sensor PCB will need to be replaced 5 7 4 Purge function The G85 has a purge function enabling to have a fast recovery of the level within the chambers This function is to be used when the lid of the chambers have been opened in order to place or remove culture dishes The purge time is 15 seconds Press the alarm key to activate the purge function When activated a Pu indication appears on the display 13 Instruction Manual G85 5 8 Temperature Flow alarm The G85 has one alarm which is activated on two events e Temperature deviations high or low e Gas flow 5 8 1 Temperature alarm The temperature alarm indicates too high or too low temperature The alarm will be activated if the temperature rises or falls more than 0 5 C from the setpoint There will be an acoustic signal and the red LED light in the alarm key
20. the set is than 0 5 C from temperature Wait set temperature for the temperature to stabilize ambient eg 37 C when HEAT key is connector not connected connector Defective HEAT key keyboard Flow alarm is on The flow is higher Reduce the flow slow acoustic signal then 29 l h sounds and the display shows hi Flow alarm is on The flow is on and Turn the flow off Fast acoustic signal the heat is off sounds and display shows f on 28 Instruction Manual G85 9 Technical data Material Stainless steel upper parts Aluminium lower parts Weight without PSU and BLOCK Overall dimentions WxDxH Temperature range Spot temperature accuracy Flow range Power consumption 120 W Heating 100 W Gas consumption 0 29 litres hour Gas inlet pressure DC output 24V 5A temperature and air flow 29 Instruction Manual G85 10 Limited warranty K SYSTEMS Kivex Biotec warrants to the purchasers of all devices and products manufactured by K SYSTEMS Kivex Biotec the product was prepared and tested in accordance with good manufacturing practices and guidelines and are in compliance to the CE norms issued by the competent authority In the event of product failure under normal use due to defects in material or workmanship within a period of twenty four months from the date of shipment of the Product and from the point of origin the product will be repaired or at K SYSTEM
21. uction Manual G85 5 7 Gas flow setting The display can switch between temperature and flow rate The flow rate is shown in the display by the integrated digital flow meter in the G85 Press arrow key either up or down one time Now the flow rate in liter per hour will be shown The flow rate can be adjusted between 0 29 I h If the flow becomes larger that 29 I h the display will indicate Hi see section 5 8 Press arrow key either up or down once again to change to the display of temperature 5 7 1 Why gassing Most of the culture media which are used in assisted reproduction techniques are sensitive to changes in pH Culture media must be maintained at a pH about 7 4 This can be obtained by gassing with atmosphere of 5 or 6 5 7 2 Working gas pressure Working gas pressure inlet pressure on the G85 must be regulated to 0 5 bar by a reduction valve The reduction valve must be a high quality unit of the pressure type that can be adjusted precisely in the 0 1 bar range The flow rate on the G85 must be adjusted to a specific level in accordance with the use of the unit Frequent openings of the lids will require higher flow rates Note Any use of flow type regulators or inadequate quality pressure type regulators will cause the flow on the G85 to be unstable and drift Below is listed the full recovery rates for CO level in both chambers in minutes This can be used as guideline for the use
22. will be activated Press setpoint key and alarm key to mute the acoustic signal Press setpoint key and alarm key once again to bring the signal back on Note The red LED and the acoustic signal will turn off if the temperature or gas flow stabilizes again to the setpoint level 5 8 2 Gas flow alarm The gas flow alarm will get activated if the flow is higher than 29 I h The display will then show hi The alarm will also be activated if the flow is on and the heat off In this case the display will show Note The maximum flow is 29 The G85 will not be damaged by a higher flow as long as the gas flow is kept below 100 I h Instruction Manual G85 5 9 Warming up Warming up from 20 0 to setpoint takes less than 30 minutes under normal conditions When a cold item is placed in either of the chambers it may need up to 40 minutes to stabilize depending on the thermal mass of the object and the initial temperature G85 with two warming blocks in one chamber and humidifier show on the picture below Note Always place a warming block in the chambers during warm up and be careful with the heated area under the humidifier bottle as it will become hot 15 Instruction Manual G85 6 Menu function The user can access a number of advanced functions via the menu Display Key Press and hold UP DOWN key for 3 seconds to enter the menu The first option UNIT will appear in the di
23. y turn on at 8 00 every day Follow these steps to navigate in the A st option Display Press and hold UP DOWN key for 3 seconds to enter the menu The option UNIT will appear in the display Press DOWN key until the option A st appears in the display Press and hold setpoint key to change values While holding the setpoint key in press either arrow UP or arrow DOWN key to select between ON and OFF When the required setting is activated let go of the setpoint key Press and hold UP DOWN key for 3 seconds to exit the menu Note If this function is set to on the heat function will be repeated every day but if A St function is set to off the heat function will only be activated one time 24 6 10 HOUR Instruction Manual G85 The HOUR option gives the opportunity to show the time on the display when the heat is off Follow these steps to navigate in the HOUR option Key Press and hold UP DOWN key for 3 seconds to enter the menu The option UNIT will appear in the display Press DOWN key until the option HOUR appears in the display MD While holding the setpoint key in press the arrow UP or arrow DOWN key to select between ON and OFF When the required setting is activated let go of the setpoint key Press and hold UP DOWN key for 3 seconds to exit the menu If you want to see the time on the display when the heat is turned on Follow these steps to switc
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