OPTIONAL
EXTENDING THE MOUNTING RAIL
9
Combine Mounting Rails together using the BT8390-EXT
i. On the intended front facing side of
item D1
insert 4 x
item F1
half-way
into each slot, on the back side insert 1 x
item F1
into the
top slot and 1 x
item F1
into the third slot ( see fig. 1).
Loosely fasten 2
item F2
on each joining bar fixing it to the mounting rail.
ii. Slide another
item D1
onto the joining bars and tighten all the grub screws,
combining the rails securely.
BACK
FRONT
GRUB
SCREW
JOINING
BAR
fig. 1
D1
FRONT
Combined Rails
D1
F1
F2
F3
D1
F1
