Mercury 30 Service Manual

5B-8 - MID-SECTION 90-826148R2 MARCH 1997
POWER TRIM FLOW DIAGRAMS
Á
Á
Á
Á
Á
TRIM UP
Reservoir and Feed Oil
Oil Under Pressure
Return Oil
Up Pressure
2530 psi
(min)
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
qr
st
u
v
w
w
a - Electric Motor
b - Trim Ram
c - Impact Relief Valve
d - Shock Piston
e - Memory Piston
f - Manifold
g - Suction Seat
h - Down Pressure Operated Valve
i - Tilt Relief Actuator
j - Manual Release Valve
k - Tilt Relief Valve
l - Up Pressure Operated Valve
m- Down Circuit Feed Valve
n - Oil Pump
o - Up Circuit Feed Valve
p - Shuttle Valve
q - Down Pressure Regulating Valve
r - Check Ball
s - Reservoir Oil
t - Oil Reservoir
u - Oil Fill Cap
v - Shock Return Valve
w - Filter

Mercury 30 Specifications

General

Horsepower	30 HP
Cylinders	3
Displacement	526 cc
Gear Shift	F-N-R
Fuel Induction System	Electronic Fuel Injection (EFI)
Shaft Length	20 in
Steering	Remote / Tiller