Mercury 90 - Manifold Installation; Power Trim System Reassembly; Reassembly

90-830234R3 DECEMBER 1997 MID-SECTION - 5B-33
Reassembly
IMPORTANT: Components must be clean. Any
debris in power trim system can cause system to
malfunction.
1. Install armature in motor housing.
a
b
51349
a - Motor Housing
b - Armature (Spread brushes to insert commutator)
2. Install O-ring in end cap.
a
51349
a - O-ring
Power Trim System
Reassembly
Manifold Installation
IMPORTANT: Install spring, check valve and O-
ring into manifold. Position components in place
using sleeve to seat in place.
50999
1. Install check valve components into pump
manifold.
IMPORTANT: Sleeve (f) is chamfered on I.D. on
end opposite drilled cross hole. Install spool (g)
(with O-ring installed) from chamfered end of
sleeve to avoid possibility of damaging O-ring on
spool.
a
b
b
c
d
d
d
e
f
g
h
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a - Manifold and Pump
b - Spring (2)
c - Check Valve
d - O-ring (4)
e - Seat
f - Sleeve
g - Spool
h - Chamfered End