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Search: Posts Made By: Firedog91902
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03-29-21, 06:26 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, nice diagram. Your diagram is correct for...

Powell, nice diagram. Your diagram is correct for early Makita's and clones. It doesn't show that the load (E+'s charge board, another controller, or a even drill) is connected directly to the cell...
03-02-21, 11:01 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

My E+ has a new engine

My E+ is finally back on the road but without the original hub motor, display or wiring. My final attempt to salvage the original hub motor failed (hub with hall sensors and phase wires, controller...
02-12-21, 02:53 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, at least for Makita batteries, you are...

Powell, at least for Makita batteries, you are wrong. You obviously have never opened and studied tool batteries, certainly not Makita's, but you are an "expert" not interested in learning what you...
02-07-21, 07:17 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

I'm having a really hard time finding those 6...

I'm having a really hard time finding those 6 balancing leads to the 5s cell groups.
...
02-07-21, 02:54 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, You obviously don't understand power...

Powell,
You obviously don't understand power tool packs. The BMS inside Makita's only communicates, via the 7 pin yellow connector, with the charger. During discharge, on all the tools I know about...
02-01-21, 12:21 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Gutted E+ hub motor- Interesting controller results

I tested several controllers on the E+ motor connecting directly to its hall sensors and 3 phase wires. My "go to" controller is a 36/48v 350w which I run at 54V (3x18v). It delivers 17-18amps...
01-29-21, 09:15 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

More errors. I've finally given up on E+'s electronics and gutted it.

I struggled with my E+ bike for 6 years. When it worked, nothing can compare with it's power and features. Much too often, unexplained, untraceable errors crop up. I can't trust it to ride or sell....
06-18-20, 10:58 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, I knew choosing negative power level...

Powell,

I knew choosing negative power level setting adjust regen strength for long descents or as the manual say "to use the E+ as and exercise machine". Give me a break, I get plenty exercise...
05-16-20, 10:03 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, I find posting to this site very...

Powell,

I find posting to this site very frustrating. I logged in, wrote a detailed summary of my successes and the limitations I found in converting the the E+ to a external lithium battery. When...
05-16-20, 09:37 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Do you have a good top charge board from the 2nd...

Do you have a good top charge board from the 2nd bike? I don't know if anyone has spare boards. The former employee, Rick, has some parts and knowledge but charges considerably for parts and...
04-02-20, 03:40 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Finally my E+ works....at least for now.

Sometime ago I got rid of the front wheel and NiMH battery. I moved the battery circuit boards to a protective enclosure and connected LiCoMn tool batteries to provide 36V21AH. Those batteries are...
03-26-20, 04:41 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, thanks for the quick response. I spent...

Powell, thanks for the quick response. I spent the day checking the display switches, connectors and wiring. The switches connect to the display board via a 6 conductor ribbon cable. The center 2 (#3...
03-25-20, 08:20 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Still Can't open the rear hub

[QUOTE=powell;20748136]Easter

"first you have to try to slide this collar out which blocks access to retaining snap ring.

rest is easy."


Powell, I can't get that collar off! From the...
12-24-19, 08:20 PM
Replies: 8
Views: 3,020
Posted By Firedog91902

https://www.harborfreight.com/bicycle-lift-95803.h...

https://www.harborfreight.com/bicycle-lift-95803.html
Try one of these. I have an expensive bikehand work stand that doesn't get used much anymore. I have no problem lifting a 100lb.etandem to any...
12-23-19, 12:06 PM
Replies: 13
Views: 3,053
Posted By Firedog91902

Yep...They're 18V10.5ah tool (makita mount)...

Yep...They're 18V10.5ah tool (makita mount) batteries. Only 3 (54V@10.5AH=567wh ) are used for short trips. I provide mounts for 9 (3p3s) since there is plenty of room on a tandem and the weight of...
12-23-19, 02:15 AM
Replies: 13
Views: 3,053
Posted By Firedog91902

It is a nice frame, I picked up a used twice 2007...

It is a nice frame, I picked up a used twice 2007 "Street Tandem" (26" wheels) for a bit less than you paid. Cdale had gone to 9 speed cassettes by then. I put a few hundred in it and came up with an...
12-21-19, 01:54 AM
Replies: 13
Views: 3,053
Posted By Firedog91902

Heat the freewheel with hot air blower and use...

Heat the freewheel with hot air blower and use quick blows to end of wrench with rubber hammmer. Without heat, I've broken tools, but never with heat (so far).
08-21-19, 04:19 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Kit, I plan to sell my complete bike with...

Kit,

I plan to sell my complete bike with 36V21ah lithium battery

I'd be happy to convert your Eplus to Lithium or give you instructions to do it yourself. i'm in Bonita 91902 near San Diego,...
05-19-19, 09:23 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

A good buy. Congratulations. I sold them...

A good buy. Congratulations.

I sold them that charger (with the E+ manual included) after the their first Ebay listing. I knew I would never go back to NiMH.

You should be able to recover...
04-15-19, 01:33 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Monte, Wrandry is right the pins can be...

Monte,

Wrandry is right the pins can be removed from the plastic connector housing without cutting the wires. Use the tip of an exacto knife to gently pry up the plastic spring that keeps the...
01-19-19, 10:15 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

That makes more sense. To clear things up. Monte...

That makes more sense. To clear things up. Monte left his display, his motor (the ID's match) and a broken front hub AL structure with the 2 BMS boards mounted. The upper BMS board is not working...
01-19-19, 01:07 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, Of course it would be crazy give up all...

Powell,
Of course it would be crazy give up all the features designed into the E+ unless there was something in the electronics or display (or too expensive) that couldn't be fixed. Or...you only...
01-19-19, 01:32 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

E+ sense boards

2 of six boards must have their 3 wires connected to the front hub boards. Without them, a battery connected to the hub boards puts the display into charging mode. (The display lights up...
01-19-19, 01:16 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

E+ wiring hardness schematic

In preparation for changing to Lithium battery, I pulled the wiring harness off the frame and trace all the connections (see diagram below). Notice that battery data and power lines of battery A and...
01-19-19, 01:04 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, Monte, Easter3's husband, brought...

Powell,

Monte, Easter3's husband, brought her bike to me to help them sort out their battery choices. We got bogged down with Error 1 using different bike/board/battery combinations. He left the...
01-11-19, 12:03 AM
Replies: 4
Views: 1,712
Posted By Firedog91902

Intermittent problems suck. You got 4 major...

Intermittent problems suck. You got 4 major components: battery, motor, controller and display. You eliminated the battery. Do you have access to working units of the other 3? Swap them out, one...
12-31-18, 02:33 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, You are likely right that Error 1 is a...

Powell,
You are likely right that Error 1 is a coincidence and probably has nothing to do with the sense board wiring. Lately, I get Error 1 almost every time I turn on the display. I have to...
12-28-18, 12:03 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, Thanks for the information. My...

Powell,
Thanks for the information. My conversion E+ to lithium would never had happen without your input. Too bad the E+ schematics where never published. I wonder if anyone has ever asked Rick...
12-27-18, 12:38 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Easter3, Since my E+ has already been...

Easter3,

Since my E+ has already been converted to Lithium, it no longer has the original front wheel/battery or the original connectors. I believe Wrandyr's E+ is stock and fully functional. ...
12-26-18, 03:59 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

That's a new problem. The display/controller...

That's a new problem. The display/controller should light up automatically when the charger is attached, assuming the cables are connected and not broken. See attached owner's manual. Did you put a...
12-24-18, 02:40 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Easter, I'm in the San Diego area and would be...

Easter,
I'm in the San Diego area and would be also happy to take a look at your battery and bike. I've got a set of NiMH batteries from my conversion that test well if you should need them....
12-24-18, 02:34 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, I used 2 of the 5 sense boards per...

Powell,

I used 2 of the 5 sense boards per your wiring diagram. Each board has 3 wires to the charge board and +red & -black to 6 volts (5NiMH). 2 Li ion cell voltage seems to work fine instead of...
12-15-18, 11:18 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Easter, The conversion of an E+ to a Lithium...

Easter,
The conversion of an E+ to a Lithium battery is not difficult to do with some basic electrical and mechanical skills and tools. All the information needed is in this post and there is...
12-15-18, 11:08 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, Something interesting concerning those...

Powell,
Something interesting concerning those "sense" boards. A month ago, removed the NiMH hub battery and installed a Lithium ion, with the help of your posts. I noted the "sense" board...
11-16-18, 09:03 PM
Replies: 8
Views: 6,350
Posted By Firedog91902

I've converted 3 of high end e bikes (with...

I've converted 3 of high end e bikes (with serial data buses) to a simple 36,48 or 54v battery connection. You do loose the battery % report on the display but all other functions including low...
11-11-18, 10:03 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, Thank you for explaining the purpose of...

Powell,
Thank you for explaining the purpose of the sense boards and correcting my errors. That's a smart use of the electronics available.

Makita has a 2 port rapid charger that's not much...
11-09-18, 09:50 PM
Replies: 8
Views: 6,350
Posted By Firedog91902

It looks like a decent bike. If you like it and...

It looks like a decent bike. If you like it and you are sure the battery BMS is good, fix the battery. It's not that difficult to rebuild the battery yourself. You need a cell spot welder, soldering...
11-07-18, 03:54 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

https://cimg0.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg0.ibsrv.net/gimg/bikeforums.net-vbulletin/800x600/new_nissan_leaf_eplus_battery_update_015_1024x768__66a2987ebd7fed6410eb0d59d049f17cf251e884.jpg

Powell's "sense" board wiring...
07-01-18, 11:58 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

DrTumolo, Good job accessing the inside of the...

DrTumolo,
Good job accessing the inside of the E+ motor. An outline of you method and tools used would be appreciated.

It appears the hub motor itself has 3 phase (power) wires and 3 Hall...
03-26-18, 05:23 PM
Replies: 71
Views: 12,230
Posted By Firedog91902

We as human being can use our brains to overcome...

We as human being can use our brains to overcome our limited physical abilities. The modern bicycle itself is a perfect example. Countless brilliant minds over the last 150 years have a created a...
11-01-16, 09:43 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, I'll watch SoCal for an 1000W EPLUS...

Powell,
I'll watch SoCal for an 1000W EPLUS for you. Have you tried the 800 or 1000w Chinese hubs kits? Not as quiet. Control is good but not as sophisticated. Wife and I have 2000 miles on a...
10-18-16, 10:59 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, No switching tires in SoCal. I have to...

Powell,
No switching tires in SoCal. I have to trim the palm trees once in a while. First pic is my E+ set up for the street. 100psi 26x1.5 tires. 50/11 top gear. The 2p2s Makita tool batteries...
10-17-16, 01:52 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

E Biker A few day ago a dealer in Encinitas,...

E Biker

A few day ago a dealer in Encinitas, CA had a Tidal Force front wheel (battery), rear wheel (1000w hub) and the controller module on CL for $300. No mention of charger. He said the...
08-01-16, 02:04 PM
Replies: 29
Views: 7,329
Posted By Firedog91902

Consider a tandem E bike as a car substitute

I have a older Santana Rio "mountain bike". Those are very sturdy steely tandems with 21 speed gear train, 26" wheels. Lot's of em for sale $300 to $500.

I added a 36v, 800 watt front hub...
08-01-16, 06:26 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Chargers that should work

Anonimjones,

I'm pretty sure the charger for the E+ was made by Schauer. The same enclosure is used for several of their Lithium and SLA chargers. I can't find a NiMH version still available. It...
07-29-16, 11:48 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Anonimjones, The OEM NiMH charger is 36v...

Anonimjones,

The OEM NiMH charger is 36v 2.6amps. It's badged with EMS# 11057-001, but I doubt it was design from scratch for just the E+. It has 3 leads. Red, Black, plus a blue one that...
07-24-16, 12:51 AM
Replies: 704
Views: 209,234
Posted By Firedog91902

Mixing chemistries

Powell,

No diode is needed. I put the switch to prevent one chemistry from charging the other when parked. Usually the NiMH will charge the Li Ion with a few watts since the OCV of 30 NimH cells...
07-15-16, 04:41 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Reset SOC

Wandry,

I built a test load to discharge the battery in the shop. I used a couple old 375W movie floods which draw 3.7 to 3.1 amps as the battery goes from 42v to 30v. Average ~3.4amps. I got...
07-12-16, 10:48 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Adding Li Ion tool battery in parallel.

I mounted 2 Makita 18V tool battery to the bike with at simple AL bracket and the Eplus's water bottle lugs. I used the mounting connectors from a 2 Makita tools. The Makitas were wired in series to...
07-12-16, 09:48 PM
Replies: 704
Views: 209,234
Posted By Firedog91902

Powell, So far the Eplus performs well. No...

Powell,
So far the Eplus performs well. No power cut offs. It rides smooth with surprising speed. A couple times, the throttle didn't respond on the first press but engaged on the second. It's...
Showing results 1 to 50 of 51
 


 
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