Mercury MerCruiser MCM 454 Mag MPI Service Manual page 946

VELVET DRIVE 5000A DOWN ANGLE TRANSMISSION
9. Support transmission with hoist or by other suitable means through the lifting eye on the
transmission case.
10. Remove port and starboard rear mount brackets (with base and trunnion) from transmis-
sion.
Avoid damage to transmission input shaft or engine coupler. Make sure transmis-
sion is completely supported before removing hardware attaching transmission to
flywheel housing.
11. Remove all hardware attaching transmission to flywheel housing.
12. Move transmission straight back and away from engine to completely disengage splines
on input shaft.
13. Carefully lift out transmission.
14. If required, remove transmission fluid cooler and lines.
Installation
1. Apply Quicksilver Engine Coupler Spline Grease to transmission input shaft splines and
engine drive plate splines.
2. Using a suitable hoist, position transmission in boat and align transmission splines with
drive plate splines.
3. Slide transmission into place and secure with attaching hardware. Torque transmission
to flywheel housing fasteners to 55 lb. ft. (75 N·m). Remove hoist.
4. Install rear mount brackets to transmission. Torque fasteners and hardware to 45 lb. ft.
(61 N·m).
5. Using hoist, raise engine and transmission to remove blocks (if employed). Lower
assembly to engine bed. Securely tighten the four rear engine mount-to-engine bed
fasteners with hardware. Relieve hoist tension.
6. Connect wires to neutral start safety switch.
7. Connect wires to transmission fluid temperature switch.
Improper shift cable connection and adjustment can cause premature clutch
failure.
Index
Page 8B-18
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CAUTION
CAUTION
SERVICE MANUAL NUMBER 23
90-861326--1 MARCH 1999