Simrad SP70 - REV D Operator's Manual page 183

850-164186 / Rev.D
SP71, SP72, SP73 and SP74 familiarization
The SP70 sonar can also be supplied with any of the hull unit
types listed. Observe the illustration below for the identification
of the main parts.
On-board maintenance
A) Upper limit switch S304
B) Transducer shaft
C) Lower limit switch S305
D) Hand crank
E) Hoist motor
F) Brake release screw
G) Motor Control Unit
H) Gantry
I) Mounting flange
J) Instruction trunk
K) Transducer
173