SERVICE MANUAL NUMBER 28
ACCESSORIES - ALL MODELS
Checking Vacuum Drop-Off
1.
Connect a leak proof shut-off valve and pressure gauge between the Power Shift cylin-
der input flange and the vacuum connection at the engine manifold. Position the valve
toward the manifold side and the gauge toward the power shift cylinder.
a
50446
a - Engine Manifold To Power Shift Cylinder Vacuum Hose
a
g
e
b
e
i
h
c
d
f
50445
Locally Obtained Components
a - Vacuum Gauge
b - Coupling
c - T-fitting
d - Hose Barb Coupling
e - Hose Clamp
f - Short Vacuum Hose
g - Leak Proof Shut-off Valve
h - Coupling
i - Hose Barb
2.
With the engine running at idle, turn off the valve in the vacuum line. If the vacuum drops
to “0” (zero) in less than 5 seconds in either test, install a gasket rebuild kit.
a. TEST1: With the cylinder piston in NEUTRAL.
b. TEST 2: With the cylinder piston in REVERSE.
a b
50422
a - Neutral
b - Reverse
INDEX
90-863160
MAY 2000
Page 8A-5
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | MerCruiser Sterndrives 90-863160 |
| Model Year | 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
(1 votes, average: 3 out of 3)
Marine readers have rated Mercury MerCruiser Bravo Outdrives Sterndrives Marine Engines Service Manual Number 28 3.0 out of 3.0 based on 1 product reviews. I could not find any mention of the seawater pump assembly.
Maybe I have the wrong unit