u/Rpsalty2

Standard vs Performance, One Pedal or Not

I know these have been discussed but I couldn't find it.

I paid for ultra, twin motor performance because I wanted to pull a utility trailer. The EX90 replaced a pickup truck. I don't pull it often, but when I do, I don't want to get stuck in wet grass, like my pickup would do pulling the trailer around the yard. I was also aware the front and rear tires are different sizes, so no rotating to take care of the tires. And the tires are expensive.

I feel, traction for acceleration and braking is best distributed to four surfaces rather than two. This may extend the wear on the tires and would certainly be less stress on two motor/generators than one. I see no difference viewing instant consumption when I switch back and forth between standard and performance. One pedal when stopping is surely less wear on two motors and four tires than on one motor two tires. A number hard to pinpoint is regen, it kind of seems I get more regen in performance than standard.

I have nothing to go on but gut. Hopefully, someone with more technical knowledge can weigh in with statistics. When I owned a 442, that big block practically idled through the gears. To me, two motors propelling forward at less strain is better than having one motor do all the work. But then I am using more kWh to run two motors, but only at half the work.

When using standard, am I front wheel or rear wheel drive? When in performance, is cornering tire wear increased? Is there limited slip between the two front and two rear tires?

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u/Rpsalty2 — 2 days ago
▲ 3 r/u_Rpsalty2+1 crossposts

My battery is labeled Li-Ion. The manual states the battery is LiFePO4. On the Lymow website, accessories, the replacement battery for the Lymow One states LiFePO4. The replacement battery for the Lymow One Plus states battery, doesn't specify technology.

I did not notice the battery detail when I ordered. All the advertisement indicated LiFePO4, but when ordering, the Lymow One was no longer available and the Lymow One Plus was ready to ship. It was also the only choice.

Has the battery been downgraded? LiFEPO4 are pricey and different from Li-Ion.

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u/Rpsalty2 — 9 days ago

I am on the sidelines; my Plus will not boot.

  1. I've read that users who have received replacement mowers cannot import backed up zones. What about users that perform a factory reset on a mower that experiences software issues?
  2. After a factory reset, will the software revert to the version it was shipped with or do updates get written to wherever the factory default is located?
  3. Moving the RTK. I'm wondering if moving the RTK, after the initial setup, confuses the software. After moving the RTK around for optimal performance, would a factory reset clear out any confused bits and bytes (you know, like the Windows Registry)?
  4. Has anyone, who never moved the RTK after the initial setup, have software issues? This may require a poll to determine.
  5. In my yard ornament post, I received many helpful replies. Is there a secret sequence of button pushing, battery disconnecting, or special chant and dance to wake up the computer? Just about every piece of technology I have has a back door, so to speak, to reinitialize the device. I hear an audible click after the power button is held for 3 seconds.
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u/Rpsalty2 — 10 days ago

Stopped and went offline right there, base station in sight. The mower was in use most of the afternoon Sunday. The ambient temperature was cool when mowing was started, and the issue of the blades stopping did not happen.

It got considerably hotter as the day wore on. After a partial charge (I am thinking the mower knows how much charge it needs to complete the task, I'd like to think anyway), now the blades started stopping. Mow for 5-10 seconds, stop for 20-40 seconds. Did this non-stop the rest of the task while it continued moving.

When it left the charger, movement was jumpy. Fwd to Rev. Once it got aimed back to the task, it smoothed out.

I may have imagined this, but the mower appeared to go back over the areas where the blades had stopped previously. The second pass was not selected.

That's the scenario of stopping blades many users have commented on.

The mower does not boot. Tried cycling power, unplugging the battery, etc. This morning, I unplugged everything. Tomorrow, I'll plug it all back in.

I received the mower on the 23rd. The blades started stopping on the 24th. I emailed support on the 24th and received a response with a request number. I have replied to the same email chain per Lymow instructions with further observations. For the non-booting, I made a video per the FAQ for that issue and emailed the video using the same request number email chain.

I get they are swamped with these issues. The first response stated i would get a reply within 24-48 working hours. Figuring an 8 hour day, that's 6 days. I don't know what a work day is in China.

On day 10, I will ask my bank to dispute the charges. I'm not paying 3K for a yard ornament.

u/Rpsalty2 — 16 days ago