OILDYNE TRIM PUMP
SERVICE MANUAL NUMBER 28
Thermal Relief Valve Replacement
NOTE: The Thermal Relief Valve in the kit is color coded GOLD for easy identification.
IMPORTANT: The thermal relief valve is factory preset. do NOT loosen or attempt to
separate the component parts. Do not use a wrench on the upper gold colored fitting.
Use a wrench on the lower hex-fitting to tighten the relief valve.
1.
2.
3.
4.
Remove the thermal relief valve.
Remove the pump body components and discard.
Ensure that the threaded hole is free of dirt.
Lubricate the O-ring at the base of the new valve with Power Trim and Steering Fluid
and install valve.
5.
Tighten using the base of the new valve. Torque to 70 lb-in. (7.9 Nm).
b
a
d
c
70836
a - Original Thermal Relief Valve
b - Replacement Thermal Relief Valve (Gold)
c - O-ring
d - Pump Body Components (Spring, Eyelet, Check Ball)
Pump Replacement
NOTE: The pump cannot be re-built. If the pump is defective, replace it as an assembly.
1. Remove the pump attaching screws with a hex lobular socket or standard 3/16 in.
(5
mm) socket and the pump. Do NOT loosen the pump assembly screws.
a
b
70870
a - Screw
b - Pump Assembly Screws
2.
Remove the O-rings from the old pump and install them on the new pump.
INDEX
Page 5A-30
90-863160 MAY 2000
| 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