Brother RH-9820 Instruction Manual page 18

3. INSTALLATION
Always be sure to install the stopper bolt before tilting back the machine head in step 4 below. If this is not done, the
machine head will tip over and fall down, and injury or damage to the machine head may result.
Provisionally
secure
9
CAUTION
0344B
1648B
1649B
(rear)
Provisionally
secure
gap
RH-9820
1. Check that the four bed base
cushions (1) have all been installed
to the bottom of the bed base, and
then place the machine head onto
the table.
NOTE:
When placing the machine head
onto the table, have four or more
people hold the machine head by
the places indicated by the four
locations in the illustration.
Do not hold by the head support
lever (2).
2. Use one of the four bolts (3) and a
plain washer (4) to provisionally
secure the bed base to the table
from underneath the table.
3. After provisionally securing the bed
base, remove the fixing bolt (5).
4. Tilt back the machine head, and
then install the remaining three of
the four bolts (3) to the other three
places in the bed base. (Refer to
"3-5. Tilting back and returning the
machine head" for details on tilting
back the machine head.)
(6) Washers [4 pcs.]
(7) Rubber sheets [4 pcs.]
(8) Washers (large) [4 pcs.]
(9) Nuts [4 pcs.]
NOTE:
Do not over tighten the bolts (3)
so much that a gap is produced
between the table and the bed
base.
5. Remove the bolt (3) and washer (4)
that were used to provisionally
secure the bed base, and install
them to the one remaining location.
NOTE:
The fixing bolt (5) is needed when
moving the machine head, so store
it in a safe place.