Simrad 000-15567-001, Instruction Manual

Page: 38 / 114

Simrad GC80/GC85 Compact Gyro Compass
30
20221511 / D
2
If the tilt angle is incorrect, weight disks must be adjusted
by moving weights from one side to the other. After
adjustments, wait for 2 minutes for the oil to set before the
tilt angle verification is repeated.
Caution
The sensitive element must have equal number of weight disks
on both weight points on the tilting side (north and south
side)!
3
Carefully rotate the Horizontal ring at least one complete
rotation. Verify that all movable parts will rotate without
making mechanical or electrical contact with any item or
component.
Parameter updates
When a sensitive element is replaced, parameters for the new
element have to be loaded into the GC80 Control unit before the
gyro compass is started. This is done from the Extension menu
as described below.
1
Enter the Extension menu by pressing and holding the
SET
button and the
ACK/ENT
buttons simultaneously for appr.
3 seconds.
Main category
A-1
will be displayed.
2
Press the
SET
button to enter the sub-category loop. Sub-
category
1.1.U
and its parameter values will be displayed.
3
Use the arrow buttons to increase or decrease the
parameter value until the value is according to the table
supplied with the new sensitive element.
4
Confirm the entry by pressing the
ACK/ENT
button. The
display will return to sub-category
1.1.U
, and the data will
be transferred to the gyro immediately.
5
Press the
DISP
button again to select sub-category
1.6.t
,
and use the arrow buttons to increase or decrease the
parameter value until the value corresponds with the
parameter for the new sensitive element. Confirm the entry
by pressing the
ACK/ENT
button.