Furuno CH-37 manual Assembling and mounting of hull unit, Necessary tools

Assembling and mounting of hull unit

The hull unit is shipped disassembled as the parts shown in the hull unit kit on pages 1-10 and 1-11. Assemble the hull unit as shown in the procedure below.

Necessary tools

Name	Specification	Remarks
Wrench	For M10 (Hex. size 17 mm)
Wrench	For M20 (Hex. size 20 mm)
Pipe Wrench	55 mm
Ball Wrench	Hex size 4 mm	Supplied with hull unit kit

1.Unscrew 10 pieces of socket head cap screws with the ball wrench (supplied) to detach the soundome.

	Rotate 3 or 4 turns
	by hand to make
	sure that turning
	mechanisms are
	functioning properly.
Kinoruster: Anti-crevice		Apply Kinoruster.
corrosion sealant (supplied)
		SOUNDOME

Socket head cap screw (10 pcs, M5 x 30) Spring washer

O-ring

Remove

Protective sponge

Figure 1-3 Detaching the soundome

1-3