Manual Using the Organ Bench
You can put the key holder on the organ bench, to reach the 1st - if applicable the 2nd - manual.
Pedal
The pedals can be pressed infront or between the black pedals.
Remote Control from the Sanctuary
The tuning, voicing can be verified being in the sanctary, too.
Single Keys
In case of a part tuning, when only some keys require tuning, these keys can be teached, easily.
Short Octave
Short octaves, often found at historical organs, are not a problem at all.