Mariner 80 - DOWN Pressure Check

90-13645--2 495 6B-19POWER TRIM
11. Run trim “UP”. The minimum pressure should be
1300 P.S.I. (91 kg/cm
2
).
12. Run trim “DOWN” to release pressure and re-
move spare tilt pin or bolts and nuts.
13. Tilt outboard full “UP” and engage tilt lock lever.
14. Slowly remove “Fill” plug to bleed pressure.
15. Open Manual Release Valve 3 to 4 turns to bleed
any remaining pressure.
16. Remove test gauge hose and adapter, and install
allen plug.
NOTE : If pressure is less than 1300 PSI (91 kg/cm2),
troubleshoot system per instructions on page 6B-7.
“DOWN” Pressure Check
1. Repeat steps 1 through 4 from preceding “UP”
pressure check, removing allen plug as shown.
51367
a
a - Allen Plug
2. Install components.
51360
a
b
c
d
e
f
a - Adapter Fitting (22-11243)
b - Hose (route hose so it will not be pinched when outboard is
trimmed “DOWN”)
c - Test Gauge Assembly
d - Valve
e - Valve
f - Hose (not used for this test)
3. Open valve (d) and close valve (e).
4. Install fill plug.
5. Close Manual Release Valve (clockwise).
6. Run trim “DOWN”. Minimum pressure should be
500 P.S.I. (35 kg/cm
2
).
7. Tilt outboard full “UP” and engage tilt lock lever.
8. Slowly remove “Fill” plug to bleed pressure.
9. Open Manual Release Valve 3 to 4 turns to re-
lease any remaining pressure.
10. Remove test gauge hose and adapter fitting. In-
stall allen plug.
11. Fill Power Trim system and purge system; refer to
“Fill, Check, and Purge” preceding.
NOTE : If pressure is less than 500 PSI (35 kg/cm
2
),
troubleshoot system per instructions on page 6B-7.