Disassembly And Reassembly Of The Shut-Off Valve Section - Aimco UAT Series Repair Manual

Disassembly and Reassembly of the Shut-off Valve Section

Disassembly:
1. Remove the Valve Cover using the Valve Cover Fixture (right-hand thread) from the back of the Handle.
2. Remove the Supporter Ring, Cushion Spacer, Shut-off Valve, Supporter Ring, Shut-off Valve Spring, and
Ball from the Handle.
3. Remove the Valve Plug from the side of the Handle and remove the Shut-off Valve Bushing from inside of
the Handle.
4. Clean and inspect all parts. Replace all worn or damaged parts.
Assembly:
1. Lightly lubricate all O-rings and install on Shut-off Valve Bushing.
2. Install the Shut-off Valve Bushing into the Handle. Make sure to line up the hole in the side of the Shut-off
Valve Bushing with the hole on the side of the Handle.
3. Install the Valve Plug snugly into place, making sure not to over-tighten the Valve Plug or you could
damage the O-ring and the tool will not shut-off. Note: The Valve Plug should be torqued to 1.0-1.5 Nm.
4. Install the Ball, Spring, Supporter Ring, Shut-off Valve, Cushion Spacer, Supporter Ring, and Valve Cover.
Note: The Valve Cover should be torqued to 20-30 Nm for the UAT-30D ~ UAT-80 and 30-40 Nm for the
UAT-90 ~ UAT-200.
5. You are ready to test the tool.
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