Installation manual

Simrad SD570 / Base version

851--160117 / B

6 SYSTEM START--UP

Note ! To do the final test, the vessel must be in the sea. This because the

transducer always must be in water before starting the transmitting.

6.1 Air--bleeding of the sonar trunk

After the vessel is launched, carry out the following procedure to

bleed out the air from the sonar trunk:

j Refer to figure 3 to locate the air--bleeding screw on the

Hull Unit.

j Loosentheair--bleedingscrew carefully2to3turnsuntil

the air inside the trunk starts blowing out.

j When water starts splashing, tighten up the screw.

6.2 Preparing the system start--up

In order to prepare the system start-up, carry out the following

operations in the Transceiver Unit and the motor control unit.

j Reinsert the uses F204 and F205 on the HV power unit.

j Setthehoisting/loweringswitchinthemotorcontrolunit

to REMOTE position.