Tokyo Keiki TG-8000 Series, Operator'S Manual, Page: 74 / 105

4
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14
F15 -----------------------------------15 A
F17 -----------------------------------3.15A
(18) Alert is generated at the same time when turned "ON" the power switch.
1. When error code "3" and "A" are generated at the same time, once turn "OFF" the
power switch, and again turn "ON" after around 1 minute elapsed.
2. If the status does not change after the above item 1, check the fuse for inverter
located in the lower of the master compass.
(Refer to Figure 7.3)
F1 ------------------------------------12 A
(19) Others
When failures and alerts other than mentioned in the above are generated, and
when the replaced fuse has blown again, turn "OFF" the power switch of the
operating panel and after disconnected the power supply from the ship
’s
distribution board, etc., immediately contact our service engineer. In such case,
prompt service action is available when the alert code is informed.
4.3.3 Replacement of fuse
Please replace fuse when it has blown. Before the replacement, confirm that the power
switch of the operating panel in "OFF" position and disconnect the main power supply
and the emergency power supply from the ship
’s distribution board.
When fuse has blown, investigate its cause. It will occur again unless the cause is
removed if replaced with the same capacity fuse and it recovered for a while. Please
note that there is some characteristic dispersion for the same capacity fuse.
Replace fuse according to the following procedure.
(1)
Confirm that power is not applied to the main power supply and the emergency
power supply of this system.
(Confirm that the voltage at the following external terminal board is zero.)
To confirm it, perform the same manner as 4.3.2 (1) Power supply abnormality
(alert code "1") in this chapter.
(2)
Replacement of the protection fuse for the main power supply / emergency power
supply
One gyrocompass system
Fuse XF101 and XF102 are located in the upper side of the external terminal board
TB101 of the control unit.
When it is built in PR-9000 Automatic Steering System, it located in the right side of
the master compass when removed the front panel of the system. Please check if
it has blown. (Refer to Figure 7.5, 7.6)
XF101 -------------------------------6.3 A (main power supply)
XF102 -------------------------------20 A (emergency power supply)