Thursday, 20 June 2019

Make your Bafang BBS02 / BBS01 last longer

Få dina kugghjul på Bafang BBS02 / BBS01 att hålla längre:

Here I put on some Molybdenum Disulphide MoS2 Grease from Biltema. It for metal, not plastic.




Enligt Bruno. Använd inte vit lithium fett, utan svart smörjfett Moly Grease. Dom använder Penrite MolyGrease i denna video (Lithium Base).
"Also I avoid mixing oils and greases as if they are different they may react. Both white and moly are lithium base so not problems there." - BrunoPOWEEER

Du kan även läsa mer här. Karl Gesslein har skrivit en artikel i ämnet (engelska):

"I used to use black moly automotive axle grease on the secondary reduction gear of my 8 BBS02’s and honestly it works great, but it can seriously deteriorate plastic parts over time." - Karl Gesslein
Han föredrar Mobilgrease 28 på inre nylonkugghjulen.

"Mobilgrease 28 is a far more elegant solution as it has some clay mixed in to thicken the grease and to keep it sticking to the gears even when they are spinning around very fast. " - Karl Gesslein

"Yeah the multipurpose is for the nylon gears, some bearings, freewheel...
the big metal gear touching the metal pinion gear you use molybdenum (moly grease) " - BrunoPOWEEER

BrunoPOWEEER (för 2 år sedan)
"Hi Paul, the HD helical gear is facing the opposite way so rather than push / pump the grease towards the primary gear it pushes the grease towards the outside, hits the aluminium cover keeps recycling the grease, MUCH better, we never had any nylon gear contamination with the HD. The BBS01, BBS02 you grease the gears, put the cover back on, spin the motor for 1 min and open the cover and clearly see that the pinion gear is pumping the grease down towards the nylon which in theory is so wrong but I made a video showing a BBS02 with 6000km and soooo much molygrease on the side the nylon gear, cleaned the nylon to inspect for any damage  and it looked like a brand new gear!
Regarding the Mobile28 grease... ALL mechanics and engineers would recommend molygrease for metal on metal applications like that (pinion vs flywheel gear) moly has solid lubricants that impregnates to metal parts and actively keep lubricated even when it looks dry. We have 100% positive feedback and ZERO problems =]"




6000km motor shaft noise on Bafang BBS02 / BBS01 (Loctite) • DIY Electric Bike Motor Mid Drive


Loctite 641 för att sätta fast inre axeln i lager:





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Other forum ideas (TSDZ2):

For the bleu plastic Gear: molykote EM-50 Grease (verry expensive).
For the main metal Gear: Molybdenum Disulphide MoS2 Grease grafite.

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