Mercury MX 6.2 MPI Installation Manual page 38

INSTALLATION MANUAL
5. If coupling centerlines are not aligned or if coupling faces are more than .003 in.
(0.07 mm) out of parallel, adjust engine mounts.
a. TO ADJUST ENGINE UP OR DOWN: Loosen locking nut on mounts requiring
IMPORTANT: Both front mounts (or rear mounts) adjusting nuts must be turned
equally to keep engine level from side to side.
NOTE: Some rear mounts have one (1) clamping screw and nut on each side.
b. TO MOVE ENGINE TO THE LEFT OR RIGHT: Loosen clamping bolts and nuts on
IMPORTANT: Large diameter of mount trunnion MUST NOT extend over 1-3/4 in.
(45 mm) from mount brackets on any of the mounts.
6. After engine has been properly aligned, secure engine mounts.
7. Torque clamping bolts and nuts on all 4 mount brackets.
Clamping Bolts And Nuts
8. Tighten locknut on all four mounts.
9. Bend one of the tabs on the tab washer down onto the flat of the adjusting nut.
IMPORTANT: All coupler bolts must be SAE Grade 8 (Metric Grade 10.9) or better, with
a shoulder (grip length) sufficient to pass through the mating face plane of the
couplers.
Page 38 of 77
adjustment and turn adjusting nuts in desired direction to raise or lower.
all 4 mount brackets and move engine to the left or right as necessary to obtain prop-
er alignment. A small amount of adjustment can be obtained with slot on front end
of some mounts. Loosen lag bolts (which fasten mounts to engine bed) and move
engine, as required. Retighten lag bolts securely.
Description lb-ft lb-in. Nm
50 68
90-864198020
INDEX