Simrad SH90 - REFERENCE MANUAL REV A Reference Manual page 200

Simrad SH90
198
Figure 54 Location of S302 in the Motor Control Unit
How to lower the transducer from the sonar room
This procedure explains how to lower the transducer shaft and
transducer from the sonar room. The control switches inside the
Motor Control Unit are used.
In the Motor Control Unit, set the hoist/lower switch
1
to LOWER.
If the switch
S302
hoist operation may occur when the switch pass the HOIST
position. To avoid this, use the following procedure:
1 Locate the motor protecting switch
Release
2
S301
OFF.
3 Set switch
S302
On , press the handle up to position ON to activate
4
S301
the motor protecting switch.
5 Set switch
S302
transducer shaft.
Observe that the transducer is lowered.
2
• The hoisting motor will automatically stop when the
transducer shaft reaches the lower limit switch.
• If necessary, the lowering can easily be stopped in any
position by setting the switch
3 When the transducer shaft has been lowered to the requested
position, set switch
is in REMOTE position, an unwanted
by pressing the handle down to position
to position STOP.
to position LOWER to lower the
to position STOP.
S302
to position STOP.
S302
S302
.
S301
323775/A