GonzoF1 wrote:
Shut off valves to isolate the pump for repair and removal?
*That would be one reason for sure. The second and more pressing reason to me at the time was that I needed/wanted a way to swap pumps and NOT lose a lot of fluid in the process. PLUS I wanted to use hydraulic hose instead of copper so I needed a different connector anyway.
So with the new adapters for the hyd hose assembled to the shut off valves, and with the shut off valves closed, I was able to remove the old flare fittings from the Ts and replace with the new plumbing without losing more than a couple of tablespoons of fluid.
Here is what I bought*from McMaster-Carr:
<table class="MsoNormalTable" style="width:95%;" border="0" cellspacing="0" cellpadding="0"><tbody><tr><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:6%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="6%">2 Each
</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:13%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="13%">
5683K11
</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:46%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="46%">Flame-Resistant SAE Hydraulic Hose W/Male X Female Fittings, 2'L, 1/4" ID, 5800 PSI
</td></tr><tr><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:6%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="6%">1 Each
</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:13%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="13%">
5683K51
</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:46%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="46%">Flame-Resistant SAE Hydraulic Hose W/Male X Female Fittings, 4'L, 1/4" ID, 5800 PSI
</td></tr><tr><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:6%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="6%">3 Each
</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:13%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="13%">
50695K162
</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:46%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="46%">Steel 37 Degree Flared Tube Fitting Adapter for 1/4" Tube OD X 1/4" NPTF Male Pipe
</td></tr><tr><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:6%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="6%">3 Each
</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:13%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="13%">
4112T63
</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:46%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="46%">Compact High-Pressure Brass Ball Valve 1/4" NPT Female X Male, T-Handle
</td></tr></tbody></table>
<table class="MsoNormalTable" style="width:95%;" border="0" cellspacing="0" cellpadding="0"><tbody><tr><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:13%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="13%">*
</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:46%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="46%">*
</td></tr><tr><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:13%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="13%">*</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:46%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="46%">*
</td></tr><tr><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:13%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="13%">*</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:46%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="46%">*
</td></tr><tr><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:13%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="13%">*</td><td style="border-bottom:#edefed 1pt solid;border-left:#f0f0f0;background-color:transparent;width:46%;border-top:#f0f0f0;border-right:#f0f0f0;padding:1.2pt;" valign="top" width="46%">*
</td></tr></tbody></table>