re - run of fine levelling procedure position a bubble follows left thumb
Post on 20-Dec-2015
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TRANSCRIPT
Position c
Bubble drift is 3 divisions
Remove half the drift i.e. 1.5 divisions
(using two footscrews)
Position d
Bubble drift is 3 divisions
Remove half the drift i.e. 1.5 divisions
(using one footscrew)
The bubble is now “FROZEN” in 1.5 divisions to the left
and should stay this much out wherever it is rotated to.
SCREWSandOpticalPlummet
LEGSandPond Bubble
SCREWSandPlate Bubble
HEADandOpticalPlummet
SCREWS LEGS SCREWS HEADSCREWS LEGS SCREWS HEADSCREWS LEGS SCREWS HEADSCREWS LEGS SCREWS HEADSCREWS LEGS SCREWS HEADSCREWS LEGS SCREWS HEAD