QUOTE(cute_boboi @ Aug 14 2013, 10:22 AM)
err... how to align. Normally I built the whole thing near complete, or until at least the crane/boom is sturdy enough to stand by itself.
Then with the LA extended 60-100% with the weight of the boom, press in the middle part of the entire LA length and can feel the degree of firmness or wobble. Both should have the same firmness.
If not, dismantle part of it, only rotate the top part of the LA 180 degrees clock/counter-clock wise. Sometimes may need to adjust 1 teeth of the gears connected to the bottom of the LA.

Then with the LA extended 60-100% with the weight of the boom, press in the middle part of the entire LA length and can feel the degree of firmness or wobble. Both should have the same firmness.
If not, dismantle part of it, only rotate the top part of the LA 180 degrees clock/counter-clock wise. Sometimes may need to adjust 1 teeth of the gears connected to the bottom of the LA.
QUOTE(cute_boboi @ Aug 14 2013, 03:17 PM)
Can align one. Cause the LA are manufactured similiar.
But due to rotate the LA 'head' is always 180 degrees, sometimes it is too much. Therefore, have to adjust single teeth or 1-3 teeth of the tan-gear at the base of the LA.
Need to have dexterity with fingers, else everything pop-out or drop, then have to start align all over again.
But the important point is, both the 20T gear, must be parallel, instead of oppposite facing each another.
I not yet build 42009 ...

But due to rotate the LA 'head' is always 180 degrees, sometimes it is too much. Therefore, have to adjust single teeth or 1-3 teeth of the tan-gear at the base of the LA.
Need to have dexterity with fingers, else everything pop-out or drop, then have to start align all over again.
But the important point is, both the 20T gear, must be parallel, instead of oppposite facing each another.
I not yet build 42009 ...
QUOTE(cute_boboi @ Aug 14 2013, 07:08 PM)
ya, tip of finger pain. That's why I keep some tools around:
- philips screwdriver : easier to push axles/pins out, than using another axle. No damage, as long as don't slip.
- thin rubber grip : to pull out bushes, pins, some axles.
- thin-nose plier : if can't with rubber grip, then to pull some bushes/axle-with-stud. Some damage to the external layer, but no choice.
- lego brick remover tool : use to lever / dig out stuff.
8043 I have issue with changing the config (that red stick) from fwd/back movement to digging and vice-versa.
If on rechargeable battery, then 4-6 out of 10 times will stuck (can't engage).
If on full alkaline battery, maybe 1-2 out of 10 times.
Check few times, not sure which part is not align properly. If push with finger, no problem.
In the end, I follow MOC and mod it to use 3 controllers.
Recent busy ... not much time to play. My 8110 still stuck without the tilt-table bed yet.
And not yet get a 9V adapter to cut-cost for battery (and lazy to recharge).
Thanks for all the guides and tips - philips screwdriver : easier to push axles/pins out, than using another axle. No damage, as long as don't slip.
- thin rubber grip : to pull out bushes, pins, some axles.
- thin-nose plier : if can't with rubber grip, then to pull some bushes/axle-with-stud. Some damage to the external layer, but no choice.
- lego brick remover tool : use to lever / dig out stuff.
8043 I have issue with changing the config (that red stick) from fwd/back movement to digging and vice-versa.
If on rechargeable battery, then 4-6 out of 10 times will stuck (can't engage).
If on full alkaline battery, maybe 1-2 out of 10 times.
Check few times, not sure which part is not align properly. If push with finger, no problem.
In the end, I follow MOC and mod it to use 3 controllers.
Recent busy ... not much time to play. My 8110 still stuck without the tilt-table bed yet.
And not yet get a 9V adapter to cut-cost for battery (and lazy to recharge).
i though both LA will be same if i spin and lower/shorten it to lowest position...
BTW, is there a way/tool to check how many power left for the batteries?
after a few run at my MKII, i found that the motor seems turning more slower/not enough power to turn...
my first run was very smooth actually...
Aug 14 2013, 09:36 PM

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