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3-1
3. ADJUSTMENTS
3.1 General Checks
General checks
On-keel Installation
Off-keel Installation
Within 1 m
1 cm
400 travel:
Minimum 30 cm
250 travel:
Minimum 22 cm
Check Item
Check point, Rating
Retraction tank level
Clearance between transducer and
bottom of retraction tank when
transducer is completely retracted
by hand crank
Transducer travel
(lowered by hand clank)
Note: For checking purposes, a
clearance of approximately 1 meter
is required beneath the bottom of
the transducer.
Transducer heading
Bow mark on the shaft sleeve should face to
ship's bow.
Bow