Tokyo Keiki TG-8000 Series, Operator'S Manual

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Two gyrocompasses system
Fuse XF101 and XF102 are located near the external terminal board TB101 of the
control unit.
Fuse F201 and F202 are located near the external terminal board TB201 of the
control unit (power supply unit).
When these fuses are built in PR-9000 Automatic Steering System, its location is
different depending on the automatic steering system type, also the power supply
unit is separated depending on the type.
Please perform referring to the finished plan of this ship and Figure 7.7 through
7.11. When it is built in the automatic steering system, confirm the location after
removed the front panel of the automatic steering system and check if it has blown.
XF101 -------------------------------6.3 A (No. 1 main power supply)
XF102 -------------------------------20 A (No. 1 emergency power supply)
F201 ---------------------------------6.3 A (No. 2 main power supply)
F202 ---------------------------------20 A (No. 2 emergency power supply)
These fuses are located inside of the fuse holder in each unit. To open the holder,
turn counterclockwise with pressing top of the holder. After replaced the fuse, turn
clockwise with pressing top of the holder to close it.
(3)
Replacement of the protection fuse for the control unit and the repeater
("GTERM PWB" and "DTERM PWB" in the control unit)
Common to one gyrocompass system and two gyrocompasses system (GTERM
PWB) (Refer to Figure 7.5)
F1 to 14 ---------------------------- 1 A
F15 ---------------------------------15 A
F16 ---------------------------------3.15 A
F17 ---------------------------------3.15 A
Only for two gyrocompasses system (DTERM PWB) (Refer to Figure 7.6)
XF17 -------------------------------10 A
XF18 -------------------------------3.15 A
XF19 -------------------------------3.15 A
These fuses are glass and open type.
Pull it right up from the holder. Do not handle it with strong force or hard tool not
to break.
To insert a fuse, softly push it right down in the holder. If it was properly inserted,
it will be fixed with 1 to 2 mm above and parallel with the mounted level.
Do not push further.
(4) Master compass (Inverter fuse F1)
Fuse F1 is located inside of the fuse holder in the front. To open the fuse holder,
press and turn the fuse holder edge counterclockwise with a screw driver.
After replaced the fuse, turn it clockwise to close it.