Mariner 70 Service Manual page 247

2. Install components.
a
b
d
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 Open
e - Valve Close
f - Hose (not used for this test)
90-13645--2 495
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
f
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-
c
lease any remaining pressure.
10. Remove test gauge hose and adapter fitting.
Install allen plug.
11. Fill Power Trim system and purge system; refer to
e
"Fill, Check, and Purge" preceding.
NOTE: If pressure is less than 500 PSI (35 kg/cm2),
troubleshoot system per instructions on Page 6A-6.
51360
POWER TRIM
2
).
6A-23