Size
Radial Bearing
Size
Ball/Ball Ar-
rangement
Sleeve/Ball Ar-
rangement
Sleeve/Tilt Pad
Arrangement
X
1 Dimension mm | inch
31H
14X18-20Q
405 | 15.94
TBD
40N
6318
All others
414 | 16.32
TBD
18X20-21A
451 | 17.76
TBD
50Q
6320
All
402 | 15.82
TBD
52Q
All others
520 | 20.46
TBD
20X24-25A
559 | 22.00
TBD
54Q
6224
14X20-26A
498 | 19.61
TBD
14X20-30A
524 | 20.61
TBD
58Q
6320
All
571 | 22.49
NA
X
1
- Includes spacer (443V) if applicable
13. Remove the impeller (101).
6.5 Preassembly inspections
6.5.1 Replacement guidelines
Casing check and replacement
WARNING:
Risk of death or serious injury. Leaking fluid can cause fire and/or burns. Inspect and ensure
gasket sealing surfaces are not damaged and repair or replace as necessary.
Inspect the casing and head for cracks and excessive wear or pitting. Thoroughly clean gasket surfaces
and alignment fits to remove rust and debris.
Repair or replace these parts if you notice any of these conditions:
Casing areas to inspect
The arrows point to the areas to inspect for wear on the casing:
100
184
Figure 59: Case and head inspection
Impeller replacement
6.5 Preassembly inspections
82
3620 i-FRAME API type BB2 single stage / ISO 13709 2nd Ed/API 11th Ed Installation, Operation, and Maintenance
Manual
Содержание GOULDS PUMPS i-FRAME 3620
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