Furuno FSV-84 User Manual download pdf (Page 51)

3-3

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)

(2) – (3)

(1) – (3)

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.

OFF

TEST

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.

8. Check that LEDs on the panel of the raise/lower control box light as follows:

1) UP, MD and DN LEDs light when corresponding limit switch is kicked.

2) UP and DN LEDs light while UP and DOWN switches are pressed and extinguish when

the switches are released.

9. Set the TEST/NORMAL switch to NORMAL.

10. At the control unit, press the

(mid position) switch. Confirm that the lamp above the

switch blinks while the transducer is being lowered, a short beep sounds when the mid

limit switch kicks, and the lamp lights when the transducer is lowered to the mid position.

11. Press the

switch (fully lowered position). Confirm that the lamp above the switch

blinks while the transducer is being lowered, a short beep sounds when the mid limit

switch is kicked, and the lamp lights when the transducer is fully lowered.

12. Press the OFF switch. Confirm that the transducer is completely retracted and then the

power is turned off.

13. Press the

switch. Confirm that the lamp above the switch blinks while the transducer

is being raised, a short beep sounds when the mid limit switch is kicked, and the lamp

lights when the transducer is fully raised.

14. With the transducer lowered (mid or fully lowered), confirm that the transducer is raised

when

or the OFF is pressed.

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Furuno FSV-84 User Manual Page 51

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