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9. Connect the PTT motor leads to the bat-
tery terminals to fully retract the trim and
tilt rams.
Rams
PTT motor lead
Green (G)
Down
Blue (L)
10. Loosen the pipe joints 3, and then
remove the pipe joint b.
11. Install the special service tool as shown.
3
NOTE:
9 Put the PTT unit in the drain pan.
9 Quickly install the special service tool to the
PTT unit, after disconnecting the pipe joint.
9 Add the same amount as the spilled fluid.
9 Tighten the pipe joint of the tilt cylinder tem-
porarily, after remove the pipe joint b.
6885J11
12. Hold the PTT unit 4 in a vice using alu-
L
G
13. Connect the PTT motor leads to the bat-
68870620
Battery
terminal
+
-
b
2
68870630
PTT oil pressure gauge
assembly 2: 90890-06580
minum plates c on both sides.
tery terminals to extend the trim rams,
and then measure the hydraulic pres-
sure.
c
Rams
PTT motor lead
Blue (L)
Up
Green (G)
Hydraulic pressure (up):
9–11 MPa (90–110 kgf/cm
PTT unit
L
G
4
68870640
Battery
terminal
+
-
2
)
7-38
1
2
3
4
5
6
7
8
9
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