Furuno FSV-30S How to check the hull unit, Transducer switches of the control unit

How to check the hull unit

1.Press the POWER () switch on the control unit to turn on the equipment. Confirm that “ ON” lamp above the POWER switch and theª switch light.

			Transducer switches of the control unit
2.	Confirm that the 5V and UP lamps on the raise/lower control box are lit.
3.	Remove the cover of the raise/lower control box and use a multimeter to measure the
	following voltages:
		Terminal	Terminal No.	Voltage
		TB-C101	(1) – (2), (6) – (7)	220 VAC
			(2) – (3), (7) – (8)	220 VAC
			(1) – (3), (6) – (8)	220 VAC
4.	In the raise/lower control box, set the TEST/NORMAL switch to TEST. Press the
	[DOWN] switch to confirm that the transducer lowers. Also, while the transducer is being
	lowered, check that the MD LED lights when the MD L. SW kicks. Note that the MD L.
	SW does not stop the transducer when the TEST/NORMAL switch is in the TEST
	position.

TEST
OFF		5V
NORMAL
	L.SW
UP	MD	DN
UP	DOWN

Control unit (in hull unit)

5.Press and release the [DOWN] switch. Confirm that the transducer stops at the moment the switch is released.

6.Press the [DOWN] switch again. Confirm that the transducer stops at the moment the lower limit switch kicks.

7.Confirm that the [UP] switch operates in a similar manner.

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