Furuno FR-8122 - Manual (Page 21)

1. MOUNTING
1-13
Mounting procedure
Tabletop mounting
Follow the procedure below to mount the display unit on a tabletop.
1. Fix the hanger by using four self-tapping screws (5x20).
2. Screw knob bolts in display unit, set it to the hanger, and tighten the knob bolts.
Knob
Hanger
Fix with four self-tapping screws.
Mounting dimensions of display unit
Overhead mounting
Note: For the overhead mounting, reinforce the mounting location and secure the hanger,
with bolts, nuts and washers (local supply).
Attach two rubber cushions to the display unit as shown in the figure below. Then fix the unit
with hanger.
Remove paper tape and attach.
Match the centers.
Rubber cushion
Match the edges.