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MDE-4334C Atlas Start-up and Service Manual · April 2008
Hydraulic/Mechanical Components
Meters
Removing/Replacing the Shaft Seal and Gasket (Upper Seal Leaks)
Replace the shaft seal and gaskets when leaks are obvious. Use the Gilbarco Seal Installation
Tool Kit (K35222). Before disassembly, inspect the seal cap and output shaft for wobble.
Replace the meter if the shaft wobbles.
Figure 7-18: Shaft Seal and Gasket
Seal Cap
Screws (3)
Seal Cap
Gasket
Seal
1
Follow steps
in
2
Remove the pulser, gears, and connecting shafts (if you cannot access the seal cap, remove the
meter).
3
Lightly sand burr on the shaft (near holes).
4
Disassemble the seal cap. Do not scratch the shaft.
5
Remove all old seals and gaskets and clean the surface.
6
Install the new seal (use installation tool), lubricating lightly with silicone grease. Do not twist
or roll the shaft seal.
7
Install the new gasket with the seal cap.
8
Torque all screws (locking screws is recommended).
9
Follow the steps in
.