PRECISION User Manual
Contents
1. D Maximize PRECISION Now that you have your PRECISION power meter ready to go let us help you get the most out of your new sensor To get the most out of your PRECISION unit 4iiii recommends taking the time to understand the basics behind training and racing with a power meter 1 If you have one turn on your cycling app and or your display unit 2 Ride PRECISION will automatically measure your power output as well as your cadence i e pedaling rate 3 Transfer data in Real time Power capable devices will allow you to see your data in real time Quick Tip Your power meter is particularly responsive and actively transmits data every second The PWR field on your head unit will by default refresh the power data value every second unless you change these set tings on the head unit Most head units can display multiple power values 1 sec PWR 3 sec PWR 5 sec PWR 30 sec PWR lap PWR choosing which power values you want to see simply depends on how much variabil ity stability you want to observe or what your personal preferences are Quick Tip For a full list of ANT power enabled head units check out the ANT directory and select displays for Bicycle Power ANT connectivity can also be added to existing devices using an ANT dongle adapter to use your power meter along with your existing smart phone tablet or laptop through available third party apps and software Quick Tip New apps are being added regularly to use Bluetoot2. OF ALL OTHER WARRANTIES The LIMITED WARRANTY shall apply only if the Product is installed used maintained stored and operated in accordance with 4iiii s relevant User s Manual and Specifications and the Product is not modified or misused in anyway The Product is provided AS IS and the implied warranties of merchantability and fitness for a particular purpose and all other warranties express implied or arising by statute by course of dealing or by trade usage in connection with the design sale installation service or use of any products or any component thereof are excluded from this transaction and shall not apply to the Product The LIMITED WARRANTY is in lieu of any other warranty express or implied including but not limited to any warranty of merchantability or fitness for a particular purpose title and non infringement LIMITATION OF REMEDIES The purchaser s EXCLUSIVE REMEDY against 4iiii shall be at 4iiii s option the repair or replacement of any defective Product or components thereof with new refurbished or reconditioned Product or components thereof at no charge to the end purchaser for parts and labour The end purchaser shall be responsible for all shipping and handling costs for return of the Product with return shipping and handling costs for return after authorized representatives only Repair modification or service of 4iiii products by any party other than 4iiii or 4iiii authorized representatives shall render this
3. 2245 e Crank Serial Number e Crank Model Crank model FC GS90 _ 20303_D1 This is a certificate that confirms your PRECISION has been calibrated in our factory But what does calibration mean and why can t you calibrate PRECISION yourself PRECISION power meters use proprietary strain sensors that provide you with accurate power measure ments Initially PRECISION needs to be taught how to translate a certain force to a specific power value We do this initial set up for you in our factory with certified weights and we refer to it as Factory Calibra tion This calibration procedure generates a linear function also known as a calibration curve which is unique to your PRECISION and crank combination The calibration values on the 4iiii calibration card you receive with your pod denote the two values associated with the curve obtained at the factory They will not change over the course of PRECISION life Once outside of our factory your PRECISION sensor just as all power meters will have its own signature response to environmental and temperature changes This is normal and very similar to how you need to reset your weigh scale to zero before each use The changes can shift slightly upwards or downwards which offsets the calibration curve established in factory and causes you to obtain higher or lower values than you actually want So in order to get the best and most accurate power reading your power meter
4. Yiiii PRECISION POWER METER PRECISION User Manual PRECISION Specifications Operating temperature C Battery type Battery life riding hrs Waterproof Radio frequency Cadence RPM Accuracy Power Range Communications Protocols Dimensions Weight ANT SMART 20 to 50 User replaceable CR3032 3V 50 100 IP 65 2 4 GHz 10 RPM to 170 RPM 1 OW 4000W ANT and Bluetooth Smart 32mm x 28mm x 7 2mm 9g with battery 6g without battery 3 Bluetooth CE FE Getting Started Prior to Your First Ride Follow all the instructions in the Set Up section below Prior to EVERY Ride 1 Wake up your PRECISION by rotating your crank arms several times 2 Zero your PRECISION as per the steps below For best results zero in the same or similar temperature of your ride environment 3 Ride Set Up your PRECISION A Initial set up 1 Remove the cap from the PRECISION pod Place your fingers on the two cap tabs and twist the cap counter clockwise to open 2 Place the coin cell CR2032 battery into the cap You ll find two batteries within your PRECISION box Ensure that the side of the battery marked with is placed against the interior wall of the cap i e the side with the metal clips Quick Tip Try to keep both or multiple coin cell batteries separate as the risk of prematurely shorting these batteries increases if they touch i e two new batteries can quickly become two dead ba
5. different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help Industry Canada IC Compliance Statement IC 9896A PM100 This device complies with Industry Canada license exempt RSS standard s Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired operation of the device CAN ICES 3 B NMB 3 B Le present appareil est conforme aux CNR d Industrie Canada applicables aux appareils radio exempts de licence l exploitation est autoris e aux deux conditions suivantes 1 l appareil ne doit pas produire de brouillage et 2 l utilisateur de l appareil doit accepter tout brouillage radio lectrique regu m me si ce brouillage est susceptible d en compromettre le fonctionnement du dispositf CAN ICES 3 B NMB 3 B The device meets the exemption from the routine evaluation limits in section 2 5 of RSS 102 and compliance with RSS 102 RF expo sure users can obtain Canadian information on RF exposure and compliance Le dispositif rencontre l exemption des des limites courantes d valuation dans la section 2 5 de RSS 102 et la conformit a l exposi tion et la conformit de rf This transmitter must not be co located or operating in conjunction with any other antenna or transmitter This equipment should be installed and operated with a minimum dis
6. events such as lightning or other electrical discharge or fresh salt water immersion of Product 5 damage occurring in transit or 6 normal wear and tear 4iiii IS NOT RESPONSIBLE for 1 aesthetic or structural damage to the end purchaser s crank resulting from installation or removal of the Product or 2 damages incurred to the end purchaser s crank when the Product is sent in for warranty service and or replacement of the Product WARRANTY SERVICE To obtain warranty service the end purchaser must send his her crank along with the Product and must contact 4iiii for shipping instructions and an RMA tracking number Return the Product freight prepaid along with the original sales receipt as a required proof of purchase for warranty repairs with the RMA tracking number written on the outside of the package and mail to 4iiii An RMA will only be available for a distributor dealer and or purchaser if the following two criteria are met 1 the end purchaser distributor or dealer has registered the Product and 2 the Product has failed the 4iiii diagnostic test on the iOS or Android application In the event of a Product failure for which warranty is claimed where the point of sale was through a 4iiii authorized dealer and or distributor such authorized dealer and or distributor will perform an assessment of the Product follow the 4iiii authorized removal procedure and be the contact with 4iiii while providing the end purchaser with a replacement p
7. h 4 0 to connect and record your power and ride data The options depend on your device For some more specific recommendations please contact our support department and let us know what device you are using Quick Tip Pushed Data Feed Your data is automatically transmitted to your paired display device through ANT or Bluetooth Smart Depending on the capability of this display you will be able to upload your power include this feature the Android data is view only When prompted these workout files can be sent as fit files electronically to your email inbox 4 Upload your data from your display device or app Sync with various power analysis software eg Training Peaks and or online apps such as Strava 5 Analyze your ride Review and analyze your data It may take a number of rides for you to get a feel for the data you are receiving what it means and how to make use of it Quick Tip Compare trainings or routes you typically ride to see where you are improving and set goals ac cordingly 6 Add other accessories for additional key data E Understanding the Calibration and Zeroing Function of PRECISION When you first unbox your PRECISION you will find a calibration card containing the following pieces of information Calibration Value A Calibration valueA ___2 34SG 6 4 _ Calibration Value B Calibration value B SAHISQE S PRECISION Serial Number PRECISION serial 3pG 8154 DEE C H42 _ Crank serial JELL
8. ing as these operations are unique to each device Ensure that the device is awake by rotating the crank Quick Tip Have you ever tried to sync pair a device to either a watch an app ora head unit ina gym or class just to find out that there are multiple sensors found We have But there s an easy solution to this common issue you just have to manually input your device s ANT ID To ensure that you always have your device s ANT ID handy we recommend that you print the number ona label and affix it to your crank for quick reference 2 To pair with Bluetooth Smart enabled displays including Power capable iOS and Android apps Your PRECISION power meter has another permanently assigned and unique device ID that allows it to be paired to a Bluetooth Smart display device Please refer to the display device s instructions for pairing as these operations are unique to each device After Precision is paired with a Bluetooth Smart device refer to your app instructions for pairing to Bluetooth sensors Quick Tip Our 4iiii app has a neat feature that allows you to customize your device s Bluetooth display ID We highly recommend that you use this feature and change the default device name from PRECISION This will make it easier to search and pair to the device the next time you use it This will not impact the unique device ID number C Zeroing Your PRECISION Power Meter After you ve successfully paired your PRECISION to your
9. mpliance Statement FCC ID ZZNPM100 This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause unde sired operation The grantee is not responsible for any changes or modifications not expressly approved by the party responsible for compliance Such modifications could void the user s authority to operate the equipment This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular instal lation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and the receiver e Connect the equipment into an outlet on a circuit
10. needs to be zeroed before a ride and after any large temperature fluctuations Note Most if not all head units refer to this step as calibrate although some will name the action zero or re zero Why does my head unit say calibrate then The calibration function on most if not all head units is actually a zeroing function It s just named Cal ibrate which is where most users get confused When you zero PRECISION and it s a successful zeroing you should see two numbers alternating on the screen of your head unit or bike computer There are two numbers based on how our strain sensors operate Normal ranges for these numbers are listed in the following table Number 1 Number 2 8000 11000 18000 21000 If you see numbers out of these specified ranges or even negative numbers with the exception of 999 or 999 please contact support 4iiii com F Maintenance and Care PRECISION Durability Your PRECISION has been designed for exceptional durability and efficiency while still maintaining sub 1 accuracy So go ahead and ride in the heavy rain through the streams the sleet hail and yes snow NOTE The seal of your PRECISION battery cap is critical to the success of your product Cleaning Exterior While we have actually tested far beyond the base standards of IP65 we suggest you wash your bike with a light spray vs an industrial power washer Quick Tip The inside of your PRECISION pod is not designed
11. preferred device you ll need to zero your power meter 1 Find the appropriate Zero function on your head unit or app most likely labeled as Calibrate in your bike device settings 2 Ensure that PRECISION is still awake it is best to ride your bike for 1 4 minutes but you may also spin the crank to activate your power meter For best results avoid temperature swings between zero ing and riding steps 2 5 Quick Tip PRECISION times out after 2 minutes of inactivity Make sure your PRECISION is still awake before you press Calibrate or Zero 3 Unclip your shoes from your pedals and place your crank arms vertically left arm in the 6 o clock position and right arm in the 12 o clock position as shown in the photo 4 Once the crank arms are in the correct position press the zero offset or calibrate button Terms will differ depending on which device you re using but functionality is the same 5 If the zeroing is successful you will observe two alternating numbers and a Calibration Successful message 6 If the zeroing has not worked successfully you will observe the numbers 999 or 999 This indicates that the arms are not sufficiently vertical or stable Adjust the position to verti cal or steady the bike and try again If the calibration fails again change the battery In the unlikely event that re zeroing continues to fail please contact support 4iiii com for further assistance
12. roduct In the event of a Product fail new Product which shall be refunded upon 4iiii s receipt and validation of the failed Product VOIDING WARRANTY This Limited Warranty shall be null and void if 1 the Product is repaired opened or serviced by anyone other than an authorized Aiiii representative 2 the Product is installed on any non compatible crank including but not limited to a carbon crank or 3 the Product is exposed to external heat sources that expose product to temperatures in excess of storage and operating specifications TECHNICAL SUPPORT Technical support is available from 4iiii by e mail from 9 a m to 5 p m Mountain Time Monday through Friday other than holidays 4iiii Innovations Inc cranks 4iiii com 1 800 218 3095 228 River Ave Cochrane AB T4C
13. tance of 20 centimeters between the radiator and your body Cet metteur ne doit pas tre co plac ni fonctionnant en m me temps qu aucune autre antenne ou metteur Cet equipment devrait tre install et actionn avec une distance minimum de 20 centim tres entre le radiateur et votre corps WARRANTY NOTICE COVERED PRODUCTS This warranty covers the Precision product manufactured by 4iiii Innovations Inc 4iiii and purchased by the end purchaser the Product unless otherwise specifically agreed in writing by 4iiii LIMITED WARRANTY 4iiii warrants solely to the end purchaser of the Product subject to the exclusions and procedures set forth below that the Product and its internal components shall be free from defects in materials and workmanship and will substantially conform to 4iiii s applicable specifications for the Product for a period of 12 months from the date of original purchase the invoice date of the Product the Warranty Period Repairs and replace ment components for the Product are warranted subject to the exclusions and procedures set forth below to be free from defects in material and work manship and will substantially conform to 4iiii s applicable specifications for the Product for 60 days from replacement or delivery or for the balance of the original Warranty Period whichever is greater This LIMITED WARRANY is only valid while the Product is affixed to the end purchaser s crank EXCLUSION
14. to withstand dust mud crumbs or especially water Do your very best to keep the inside of the pod and the pod cap clean while changing the battery G Battery Replacement Use the battery cap tabs to twist the cap into the unlocked position rotate left In a dry water free area align the unlock symbol on the cap with the white dot on the pod Remove the cap Gently tap the cap to free up the battery from this piece Insert a new dry battery into the cap ensuring that the positive side of the battery is in contact with the cap sur face Make sure that the inside of the battery cap still has a metal clip this is necessary for the PRECISION to func tion properly Be careful not to damage rubber seal o ring when reassembling as PRECISION will no longer be waterproof if the o ring is damaged If you require a new rub ber seal please contact support 4iiii com for a replacement o ring O ring shown in RED for illustration only Replace and lock the cap top Ensure that the top is com pletely flat and flush with the sides use both thumbs to press into its secure position if necessary Then rotate the cap to the right and lock it in place Test your accuracy by trying to flip up the cap top tabs If you can move the top at all re do these steps The seal of your PRECISION battery cap is critical to the success of your product H Technical Support For technical or customer support contact support 4iiii com FCC Co
15. tteries 3 Re Install crank arm s and pedals onto your bike Follow the instructions provided by your crank and pedal manufacturers 4 Activate or Wake Up PRECISION PRECISION automatically detects rotation Activate PRECISION by rotating the crank a few times For your information PRECISION will enter sleep mode two minutes after not detecting any rotation B Pair PRECISION to your Display s PRECISION has been designed to work with displays that receive power data such as 4iiii Sportiiii bike computers head units sport and smart watches with both ANT and Bluetooth Smart This means that you are able to link your PRECISION power data to any ANT or Bluetooth Smart enabled displays that accept power To find compatible ANT devices go to thisisant com directory precision 1 To pair with ANT enabled displays including Power capable multi sport triathlon watches head eee Bell gt 10 36 AM 86 MD aon PRECISION SZijji units bike computers smartphones PRECISION Paired Your PRECISION power meter has a permanently assigned and unique device ID that allows osname precision it to be paired to an ANT display device You may need to enter this ID into the display if mre s you are re pairing PRECISION after adding or changing a display device or there are other ome eos ANT power meters devices in range You can easily access this ANT ID on the 4iiii app ee Please refer to the display device s instructions for pair
16. warranty null and void The remedy in this paragraph shall only apply if the Product is installed used maintained stored and operated in accordance with 4iiii s relevant User s Manual and Specifications and the Product is not modified or misused in anyway NO OTHER REMEDY INCLUDING BUT NOT LIMITED TO SPECIAL INDIRECT INCIDENTAL CONSEQUENTIAL OR CONTINGENT DAMAGES FOR LOST PROFITS LOST SALES INJURY TO PERSON OR PROP ERTY OR ANY OTHER INCIDENTAL OR CONSEQUENTIAL LOSS SHALL BE AVAILABLE TO THE END PURCHASER even if 4iiii has been advised of the possibility of such damages Without limiting the foregoing 4iiii shall not be liable for any damages of any kind resulting from use quality performance or accuracy of any Product Aiiii Is NOT RESPONSIBLE FOR PURCHASER S NEGLIGENCE OR UNAUTHORIZED USE OF THE PRODUCT IN NO EVENT SHALL 4iiii BE IN ANY WAY RESPON SIBLE FOR ANY DAMAGES RESULTING FROM END PURCHASER S OWN NEGLIGENCE OR FROM OPERATION OF THE PRODUCT IN ANY WAY OTHER THAN AS SPECIFIED IN 4iiii s RELEVANT USER S MANUAL AND SPECIFICATIONS 4iiii is NOT RESPONSIBLE for defects or performance problems resulting from 1 misuse abuse or neglect of Product 2 the utilization of the Product with interfaces not supported by 4iiii 3 the operation of the Product under any specification other than or in addition to the specifications set forth in 4iiii s relevant User s Manual and Specifications 4 damage caused by accident or natural
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