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Messages - crankypants

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1
Zero Motorcycles Forum | 2013+ / Re: Clicking sound on 2015 SR
« on: March 15, 2022, 10:31:31 PM »
I am sorry to hear about your bad experience, it sucks to have to go through all this after just purchasing a bike.

I got a lot of jokes from the traditional MC guys about adding some noise to the engine though, so they would probably have considered this problem a benefit.  :P

Yes, I thought that, too. I would have never noticed the sound if it was a normal gas powered motorcycle. The loud sounds and vibrations would have masked it.

Going through this and some other dealer drama with my first bike has been a little crazy but everyone on the forums here, Zero Owners Group on Facebook, and even Zero have been incredibly nice and helpful so I still have my head up high. Seems like a great community of EV riders  ;D

2
Zero Motorcycles Forum | 2013+ / Re: Clicking sound on 2015 SR
« on: March 15, 2022, 08:57:44 AM »
I'm just curious, did you end up replacing the motor? In the video, it didn't seem like the clicking was in sync with the motor speed, but I'm going to trust the people who could actually put their hands on it. If you did remove the old motor, did you open it up?

I had the dealer put the bike together because I didn’t want to pay $2500 for a new motor.  The dealer said zero doesn’t open the motor they just replace it and it was his opinion that it sounded like a bad bearing. With that info, I looked into replacing the motor bearings. someone reached out and told me about a specialist that had replaced their motor bearings on their old Zero and was happy with the work. Since the guy quoted me about 30% of the price of a new motor, it made sense to me to ship my motor to him for bearing replacement. He is actually working on it now. He told me he can confirm one bearing was bad and he replaced both of them since he had it open. I’m hoping to get the motor shipped back soon so I can put my bike back together and get riding again.

3
Thanks, guys! After I removed the “Formex” cover under the seat, it was easy to distinguish the 3 phase leads.

As for the sensor connector that the wiki listed being near the right side of the bike, turns out mine was tucked away on the left hand side. What worked for me was following the wire out from the motor as far as I could, then tugging on it as I watched for which cable from atop was moving. Will remove the motor after my extra long 6mm Allen socket arrives in the mail.

4
Hello! I am removing the motor from my 2015 SR for motor bearings replacement. I have someone lined up to do the bearings and I just need to get the motor out and ship it to him. I am following the Unofficial Zero Service Manual/wiki and have a couple questions.

For Step 3, "Unplug the sensor connector near the front of the controller on the riders right side of the bike."
I'm assuming I need to get under the seat and find this connector. From what I've gathered, I will have to navigate the nest of wires, cut zip ties, and make room by removing the Y bar under the seat and possibly the storage tank for extra room. Does this sound about right?

For Step 4, "Un-bolt the 3 phase leads to the motor controller."  I wish there were pictures for this step, too  :P I'm assuming once I get in and unplug the sensor connector from step 3, the 3-phase leads should be easy to spot, am I correct?

Thanks in advance for any help/advice you can provide. I am still learning about DIY work on my Zero and excited I got this far  ;D The wiki and Zero community have been super helpful!

Reference to the Motor Removal Page:
https://zeromanual.com/wiki/Motor_Removal

5
Zero Motorcycles Forum | 2013+ / Re: Clicking sound on 2015 SR
« on: December 18, 2021, 02:25:25 AM »
Hey everyone,

So after the dealer and Zero troubleshooted the problem. The clicking sound is coming from INSIDE the motor and they are saying I need the motor replaced which is over $2k for parts and labor. I just got this bike used from a reputable guy on the Zero Owners FB group. Never heard the noise until I drove it back home after the dealer semi-dropped the bike while on the lift and the front fender cracked. Dealer has been nice and doing a lot of work on the bike for free for me but god damn this is getting insane! What should I do?

Should I fork over the money and pay? Can I somehow prove the damage was done there? Ugh......This is not how I wanted to start off my motorcycle riding...

Dealer thinks it's a bearing inside the motor but they don't fix parts inside. Just replace the whole thing. Looking for advice here..

6
Zero Motorcycles Forum | 2013+ / Re: Clicking sound on 2015 SR
« on: December 11, 2021, 02:43:32 AM »
I will keep you guys posted. My local dealer has had my bike since last week, trying to figure out the clicking sound. Since they are new to Zero Motorcycles, they send videos of what's going on directly to Zero and then Zero tells them what to try next. It seems that they don't communicate every day so the process is taking longer than I expected.

7
Zero Motorcycles Forum | 2013+ / Re: Clicking sound on 2015 SR
« on: December 06, 2021, 10:44:07 PM »
What is the belt tension?
Does the clicking coincide with the motor or drive sheave rotation?
Put a mark or piece of colored tape on each sheave & watch/listen to narrow down the source.
If you remove the belt, will you still hear a clicking?

When I had the bike, I could've sworn the sound was coming from the front but it's now at the dealer and they say it's either from the motor or rear tire. They are waiting to hear back from Zero on how to proceed. I did tell them the same things you asked but they aren't going to mess around with it until then. I'll let you know how it turns out.

8
Just took a delivery of a 21 SR/F.    Flying down the freeway, bending around high speed turns.    Felt a bit odd.   Checked the tire pressure.    12 lbs front, 14 back.   I sent them a blistering email.       I guess I'm old school where Mr. Honda required a 7 point inspection before allowing a bike to be sold.

Ugh, frustrating. You'd think they would be on top of simple things like that. I'm pretty paranoid with my dealer already.

9
Zero Motorcycles Forum | 2013+ / Clicking sound on 2015 SR
« on: December 05, 2021, 06:54:53 AM »
Recently got my 2015 Zero SR. Didn’t hear the sound. Took it to the dealer, got new tires put on. Ever since the ride home, I’ve heard this clicking sound (maybe a coincidence, maybe not). I don’t always hear the sound when I start riding but it always happens at some point in the ride. I’m not sure why or how it happens. At highway speeds, I can feel it vibrate the bike a bit, too. Please have a listen to the video below and let me know what you think. This video is from the dealer. The bike is currently there. We’re waiting to hear what Zero has to say (hopefully on Monday).

https://drive.google.com/file/d/1FERfVgeM_WZKyDG8krflW61P1XMs8qZS/view?usp=drivesdk

10
My 2018 SR has the OEM rear rack on it but the seat bolts are actually T-45 Torx, not allen head.   Not sure if Zero changed that between 2015 and 2018 or if it is because of the rack.   You're sure they are allen head?

This page said that early versions of the seat bolts were 5mm allen key. My 2015 SR seems to fit that.

https://www.af1racing.com/OEM-Zero-Seat-Bolt-M8X55-ZM90-08005

11
If there was another dealer, I would definitely try them.

Yes, I agree. And usually when you take your car somewhere for repair and you don't have a good experience there, you can try elsewhere. But in this situation, there are very limited options so it does feel very strange to keep going back to the same place you're not exactly comfortable with.




What do you mean by "reset"?  The dash turning off and then coming back on?

At the beginning of every ride, after I accelerate for the first time and let off the throttle, the bike will 'click' and sort of 'restart' itself. The red hazard flashes and the bike is not 'ready.' I can't use the throttle until 5-10 seconds after it's done. It will throw a bunch of error codes (28, 49, 57) and then go back to 00 and the bike is ready again. It only does it once per ride at the beginning. Sometimes at the end of my ride when I'm walking the bike into the garage, it will do the click and 'reset' thing but it's mainly at the start. Zero support checked the logs and acknowledged seeing the error but they couldn't pinpoint it just from the logs.

12
Let me just start by saying that everyone at my local dealer is SUPER NICE and good people. And I feel lucky to have a dealer that's about 30 min from where I live. However, after just acquiring a used 2015 Zero SR, I've had some unfortunate strokes of bad luck there.

I took my SR in for state inspection and new tires (in order for it to pass) and while it was in the shop, the bike somehow fell off the lift. They said they were able to catch it in time before anything else happened to it, but the front fender took the brunt of the fall and cracked off. They are replacing it free of charge and will color match it since my red is now a faded looking orange. I've had this bike for about 3 weeks now so I am a bit sad it's already been damaged (and I didn't even cause said damage ;)).

A week before that, I had them perform a firmware upgrade which required taking the seat off (I'm pretty sure you have to do that). I noticed a couple days later at my house that the seat bolts looked super stripped. I got a 5mm allen/hex wrench and found that it was slipping right through it. I can't say 100% sure that they stripped it while putting the seat bolts back in but all I know is that from the time they did the firmware upgrade and 48 hours later when I was looking over the bike at my house.. I'm not sure where else it could have happened. I did bring the bike back and they were able to successfully take the stripped screws out (It did take some time).

Now fast-forward to my next encounter, I have been talking to Zero Support about a 'resetting issue' while riding. I sent them my logs and they were not able to pinpoint the issue and said it should get a motor commissioning at the dealer. The service guy at the dealer I talk to everytime does not work on the Zero bikes himself but he did not know what a motor commision is or how much it would cost. I told him a little bit about it and also gave him the case number the Zero engineer gave me. I'm waiting to hear back from the dealer after they do a bit of research about it.

I guess I just need to vent some concerns I have. I know this is a fairly new zero dealer and they have been very transparent with me and I respect that. However, there's just a feeling I have where I wonder if my Zero is in good hands, will they know the right thing to do, is something else going to go wrong there? I'm not sure how I should feel.

13
Can you post any pics or video of your plug adapter replacement? I might look into this myself and want to see what it looks like.

Thanks

14
@KillerTofu - I did “forget this device” via Bluetooth and reinstall the app and now it says firmware up to date. huzzah!

@JaimeC - I am in the states and while the firmware update was free, the dealers time/labor was not ;-) their rate is $110/hr and they charged me for 30 minutes.

15
By the way, I've changed the clock battery in the dash and the "EEE" error at startup disapeared

How did you change the clock battery? Is it as easy as opening the display up and replacing the battery on the circuit board? I’m assuming it’s some watch battery size? Just looking for some more concrete info before I try this myself.

Edit: so last night I attempted this myself and did a poor man’s fix. The battery is a 3v CR2032 and with the help of the unofficial manual and YouTube videos, I cut the glue off the battery and gently removed the battery from the pins (it was also soldered on). I flattened the contact pins as much as I could and since I can’t solder, I used electrical tape to keep the new battery in place. Real test will be to see if it stays put after a few rides. But the EEE error is gone and the clock stays on so I’d say this is progress!

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