Mercury 100 FourStroke, Service Manual

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5B-12 - MID-SECTION 90-830234R3 DECEMBER 1997
Power Trim Rocker Arm
Power Trim Date Code 14182 and Below. Refer to
Service Bulletin No. 92-12.
Outboard in the trim position will not trim up or down
OR pump motor will lock up (not turn) in either direc-
tion.
Outboard in the tilt position will not tilt up or down OR
pump motor will run slow in either direction.
Single ram power trim that will not trim or tilt up or
down may have a pump/manifold assembly with a
broken rocker arm.
1. Replace broken rocker with improved rocker arm
assembly 823180.
b
a
a - Rocker Arm
b - Rocker Arm Assembly
Previous Rocker Arm Design
Improved Rocker Design
51742
51742
2. Clearance between the side of the rocker arm
and each pin is 0.001 to 0.010 in. (0.025 –
0.25mm).
3. Torque bolt to 125 – 140 lb. in. (14.1 – 15.8 N·m).
a
c
d
b
b
a
51560
a - Clearance Between Each Pin and Rocker Arm –
0.001 to 0.010 in. (0.025 – 0.25mm)
b - Pump Pins
c - Rocker Arm
d - Bolt [Torque to 125 – 140 lb. in. (14.1 – 15.8 N·m)]