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i have 2 bpms from bms. which i ordered this year. both 500w 201 rpm 36v =code12 48v =code14 richard

KEYWIN EV LABS ecrazyman@gmail.com

get a new one from e crazyman with programme cable,you can set it to whatever you like, i use a 6 fet one running on 15 cells and 22amp no problems. richard

i would go with the hobby king 8000mah ones.mine are lasting great and dont need balancing. unlike the 5000 mah i have. and they arent much bigger size wise .2x 6 cell 8000mah =22miles at 18mph. also remember you cant use all of the batterys mah rating or they wont last long. dont go below 3.7v...

first thing get a new rim.try chain reaction cycles.then take it from there . chances are the spokes will fit.if you buy a rim that looks similar in section. richard

aldi have wireless ones in £5.99.

yes plugged charger in and that was it. the bms make was ecitypower. richard

i have a bms shrink wrap battery, like a lot of others have on here. i had it fitted to rear of bike like d8vh,but bike felt top heavy. i wanted to fit it into the triangle like my lipos were.but it wouldnt fit. i ummed and arred about altering it. it wouldnt be guarenteed if i altered it.doh it...

try bms battery. china. they should be able to supply one with the correct voltage cut off. Alloy Shell 180W LiFePo4/Li-Ion/Lead Acid Battery EBike Charger - BMSBATTERY richard

yes i know how to fix it.it hasnt realy bothered me untill now the regen settings in my ecrazyman controler are diabled. but i was getting 13 amp reverse current through the speedict, its painfully slow now at 36v =16mph. so going down a long steep hill with sticking clutch at 25mph+ it must...

i have a code 14 bpm rear motor,some times the clutch sticks. on a ride tonight with my new bms 20ah shrunk wrap lipo battery. i had my speedict connected to moniter things. when the clutch was stuck and rolling down hill,i was getting reverse current going on the speedict the most i saw was...

just order the motor and fit the new moving bits into your motor outer shell/wheel.if that makes sense. to open mine i undid the grub screw and unscrewed the cover with a piece of hard wood in the notches and a hammer. richard

aldi £4.99 work great and wont hurt if you loose it.can set wheel size to a mm. if youre thinking wireless type.my wireless one wouldnt work,probably interefrance from motor and wires. richard

just got a 36v 20ah battery from bms. the battery charger comes with a short lead with kettle style plug for charging. i decided to lenghten the charge cable and alter the connectors on the battery. i fitted a female deans on battery and male on charger. pluged in to charge and sparks.a few...

you could even glue the magnets in the chainring bolts.and alter the bracket or glue and cable tie the sensor in a siutable place. test before glueing though,might work pedaling backwards.if so just turn the magnets around. if you take the magnets out of the disk mark them with a felt pen so you...

thanks, i presume the weight of 5.5kg re bms is just the battery.or is that the parcel weight inc charger. richard

what size are the 20ah 36v batterys. richard

i tryed mine once, at 25a battery current, phase current 5a.result very slow motor. [wheel running freely] so the controler must work to the lowest set amp. can any one shed any light on my motor controler issues. i have a code 12 bpm running on 15 cells 60v.when it gets to apx 28 mph the...

i had a 8 fun and changed for 216 bpm its definatley better up hill power wise .on flat same speed.i run mine at 22-25 amps.so i reckon its your controler. richard

battery box made from 1 thin aluminium sheet,fixed to frame with the 4 bottle bosses. easy to make.make a template size of your frame. draw round it on aluminium sheet. fold up edges 90 deg using 2x3 wood and g cramps to get a decent square fold. then fold over small edges apx 1" .few pop...