38
IOM-189
MODEL: INFLOW™ ACE MANUAL INSERTION
REV: G
13839 West Bellfort Street, Sugar Land, TX 77498
welker.com
Service Department 281.491.2331
Lubricator Body and Shaft Maintenance
Figure 25: Lubricator Body Detail
58.
Loosen and remove the lock collar from the outer shaft.
59.
With the collection head and upper housing removed, carefully pull the outer shaft out of the lubricator body.
60.
Closely inspect the polished outer diameter of the outer shaft. Scratches or pits may cause the seals to leak. If scratches
or pits are present, the unit may need to be repaired or replaced. Contact Welker for service options.
61.
Inspect the shaft bearing in the outer shaft. Replace it if it shows signs of wear or damage.
62.
Remove the jacket seal and retaining ring from the end of the outer shaft.
63.
Install a replacement jacket seal, and then return the retaining ring to the end of the outer shaft.
64.
Remove the lubricator bushing, U-cup, and back up from the bottom of the lubricator body.
65.
Install a replacement back up to the lubricator body.
66.
Inspect the U-cup for damage or wear. Replace as necessary.
67.
Install the U-cup to the lubricator body. The U-cup should be installed so that the "U" is open to the product pressure.
68.
Inspect the lubricator bushing for damage or wear. Replace as necessary.
69.
Install the lubricator bushing to the lubricator body.
70.
Remove the packing sleeve, packing, retaining ring, lower packing sleeve, bearings, back ups, and O-ring from the top
of the lubricator body.
71.
Inspect the bearings. Replace them if they show signs of damage or wear.
72.
Install the bearings, replacement back ups, and a replacement O-ring to the lubricator body.
73.
Return the lower packing sleeve and retaining ring to the lubricator body.
74.
Install replacement packing to the lubricator body.
75.
Return the packing sleeve to the lubricator body.