MDE-4334C Atlas Start-up and Service Manual · April 2008
Page 7-31
Meters
Hydraulic/Mechanical Components
Replacing O-Rings (Body and Cover Leaks)
Note: Always use Gasboy-approved O-Rings and gaskets.
Replace the following O-Rings for obvious leaks or during “off unit” repair:
• Inlet/Discharge Flange O-Ring
• Body/Cover O-Ring
• Valve Seal O-Ring
• Lower Bearing Housing O-Ring
To replace O-Rings, proceed as follows:
1
Follow steps
in
2
Remove the body cover and lower bearing housing.
3
Remove the O-Ring(s) and install a new one(s). Lubricate the O-Ring(s) with silicone grease.
Ensure that the O-Ring is in the groove, before tightening the cover(s).
4
Install the cover(s). Torque all meter bolts.
5
Follow the steps in
.
Figure 7-15: Replacing O-Rings
Inlet/Discharge Flange
O-Ring
Body Cover O-Ring
Lower Bearing Housing O-Ring
1
2
4
5
3
6