Gasboy Atlas Start-up - Manual (Page 151)

Bolt
Number
Bolt
Meter Bolt Torque
in -lbs Kg -meters
1 Cylinder Cover Gasket 130 ± 10 1.5 ± 0.12
2 Piston and Connecting Bar 35 ± 5 0.4 ± 0.06
3 Shaft Seal Cap 25 ± 5 0.3 ± 0.06
4 Lower Bearing Housing 75 ± 10 0.9 ± 0.12
5 Packing Retainer 20 ± 5 0.25 ± 0.06
6 Body Cover 130 ± 10 1.5 ± 0.12
MDE-4334D Atlas™ Start-up and Service Manual · July 2013 Page 6-31
Meters Hydraulic/Mechanical Components
Calibrating Wheel Parts Repair
• Replace the damaged parts or when you note an obvious leak.
• Use new seals on reassembly.
• Use steel screws for packing the retainer and do not overtighten.
Figure 6-16: Calibrating Wheel Parts Repair
Packing Retainer Screw
Adjust Cylinder Cover Kit
(K35361)
Replacing Piston Cups
To replace the piston cups, proceed as follows:
1 Follow steps 1 to 3 in “Before You Begin” on page 6-28 .
2 Remove the cylinder cover. Remove the old gasket and clean the surface. Refer to “Replacing
Cylinder Cover and Gasket (Cylinder Cover Leaks)” on page 6-29 .
3 Examine the cylinder liner for scoring. If it is scored, replace the meter.
4 Remove the piston head screws, and then remove the piston head and cup.