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Summary of Contents for Sun Fun Kits V1
- Page 1 Sun Fun Kits V1 & V2 Assembly Manual www.sunfunkits.com Revision 1.01...
- Page 2 Before you Begin: Thank you for purchasing your Sun Fun Kits DIY battery kit, the diy battery kits makes assembling your battery quick and easy and only requires basic tools and hardware. We recommend having a basic understanding of DC wiring in order to assemble your battery pack.
- Page 3 Preparing your battery cells: Sun Fun Kits DIY battery kits support various prismatic cells, in this manual we will be using the EVE 280N type, however the process is the same for other manufacturers such as CATL, RCPT, and more, be sure to select the correct cell type when purchasing your kit.
- Page 4 We recommend adding the left most and right most cells first and then adding the remaining 2 inner cells in the end. Page: 4 V1 / V2 Manual - Revision 1.01...
- Page 5 Once your cells in the correct position, it is now time to install your bottom bracket, this will vary depending on the option you select when purchasing your kit, generally the v1 kit have the bracket that is optimized for the EVE 280N with drilled holes, while the V2 kit is designed for various cells and can also support the EVE 280N with drilled or welded studs.
- Page 6 If you are using our SFK-150 4s Bms, all wiring and prep has been done for you and simply requires you to screw in your components. Page: 6 V1 / V2 Manual - Revision 1.01...
- Page 7 Begin by aligning your buss bars as follows: Now you will begin by adding your series terminals and BMS balancing/monitoring wires: Page: 7 V1 / V2 Manual - Revision 1.01...
- Page 8 Sun Fun Kits include 6mm bolts that are 8mm in length; these will fit the drilled EVE 280N cells properly and will ensure a proper fit. Our BMS also includes correct sized terminals that fit 6mm threads/blots properly. You will need to ensure a tight fit, take care not to strip your battery terminals, if you are using a torque wrench you will want to tighten down to 6-8 NM.
- Page 9 V1 kits will allow you to simply install your top plate directly on top of the bottom plate as shown: Page: 9 V1 / V2 Manual - Revision 1.01...
- Page 10 The v2 kits allow for a spacer to be incorporated: Page: 10 V1 / V2 Manual - Revision 1.01...
- Page 11 Your v2 kit will include taller mounting screws to attach the top plate to the bottom plate. Page: 11 V1 / V2 Manual - Revision 1.01...
- Page 12 This shows how the v2 kits look from the outside, the lid and bottom are the same as the v1, but the spacer in the middle is unique to the v2 kit. DO NOT USE POWER TOOLS TO ATTACH YOUR TOP PLATE, only use hand tools and tighten gently.
- Page 13 The SFK 150 4s BMS includes an NTP probe, this can be mounted on the underside of your top plate, or directly to any of the cells in the battery. Page: 13 V1 / V2 Manual - Revision 1.01...
- Page 14 Secure components such as the Bluetooth dongle or supplementary balancer using double sided sticky tape. Also use Velcro strap to tidy up any loose wires. Use thread locker to secure the terminals to the BMS. Page: 14 V1 / V2 Manual - Revision 1.01...
- Page 15 YOU MUST ENSURE A TIGHT FIT DURING THIS PROCESS, THREAD LOCKER AND A NUT DRIVER ARE REQUIRED TO MAKE SURE THE TERMINAL WIRES ARE NOT LOOSE. LOOSE TERMINALS WILL DESTROY YOUR BATTERY! Page: 15 V1 / V2 Manual - Revision 1.01...
- Page 16 Using your hex driver, secure the bolt to the terminal, make sure you have the wires correctly oriented and that they are inserted into the correct terminal (red wire to the positive terminal and black wire to the negative) Page: 16 V1 / V2 Manual - Revision 1.01...
- Page 17 Secure the top of the bolt using a lock washer and a m8 nut, make sure they are tight and not loose. Once both terminals have been secure you can now secure the lid using the 4x m4 countersunk screws; HAND TIGHTEN ONLY! Page: 17 V1 / V2 Manual - Revision 1.01...
- Page 18 We do not recommend permanent glue or sealant in our kits. Finish up your kit install by attaching the positive & negative stickers and the carry handles. Page: 18 V1 / V2 Manual - Revision 1.01...
- Page 19 Monitoring Apps & Tests: You can now connect to your battery and perform tests; visit Google Play Store or Apple IOS App store and search for: Sun Fun Kits BMS https://play.google.com/store/apps/details?id=com.companyname.sfkble&hl=en&gl=US The SFK BMS is also compatible with the XiaoXing BMS if you want to tweak additional parameters, this is available here: https://apps.apple.com/us/app/xiaoxiang-bms/id1375405426...
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