Maintenance
XHD Installation, Operation, and Maintenance Manual
81
3. Move the suction side liner (562) with adjustable seal ring (822) inside free from the suction
half casing (100A).
4. Remove the suction side liner front gasket (351N).
Figure 55: Removal of Suction liner (Metal Lined)
Suction side liner holding bolts on XHD sizes 150, 200, 250 and 300 only.
Remove the adjustable seal ring - XHD - Metal-Lined
1. Slide the adjustable seal ring (822) free from the suction side liner (562).
2. Remove the square head adjusting bolts (372N) from the adjustable seal ring.
3. Remove the seal ring inner diameter o-rings (512A) and outer diameter o-rings (512B). The
indicating roll pin (757A) can also be removed if necessary.
Figure 56: Removal of adjustable seal ring - metal lined
Impeller removal - Metal-Lined
Two people should work together to remove the impeller for safety purposes.
1. Remove the gland assembly halves (107) by removing the gland adjusting bolts (353).
2. Loosen the bearing frame adjustment plate bolts (352G) and nuts (427D) but DO NOT
remove hardware or adjustment plates (234F). Keep hardware finger-tight to keep the
bearing frame constrained to the pedestal while allowing it to slide along the pedestal rails.
3. Slide the bearing housing and shaft assembly forward towards the suction side of the pump
to allow better access to the impeller (101).
4. Remove the two-piece knock-off ring (149).
Summary of Contents for Goulds Pumps XHD
Page 1: ...Installation Operation and Maintenance Manual XHD ...
Page 2: ......
Page 151: ...Parts Listings and Cross Sectionals XHD Installation Operation and Maintenance Manual 149 ...
Page 153: ...Certification CE or CE ATEX XHD Installation Operation and Maintenance Manual 151 ...
Page 156: ...Certification CE or CE ATEX XHD Installation Operation and Maintenance Manual 154 ...