Xylem G&L A-C 8300 Series Instruction Manual page 42

6 Maintenance
21.Allow the bearing to cool to room temperature. Coat the exposed sides of the bearing
with two or three ounces of recommended grease.
22.Coat the inside of the bearing housing with grease and slide it into place over the
bearing. Attach the bearing housing to the stuffing box with the capscrews.
23.Repeat steps 15 through 22 for inboard end.
IMPORTANT: Steps 15 through 25 must be completed within 10 to 12 minutes to
assure proper placement of the mechanical seal.
NOTE: A locknut and lockwasher are not installed on the inboard end of the pump
shaft.
24.Reinstall the coupler on the end of the shaft.
25.Set the rotating element in the pump casing, assuring correct rotation. Locate both
stuffing box tongues in their respective casing grooves. Locate the pins in the stuffing
box and casing wear ring in their respective slots at the casing parting surface. Correct
any O-ring bulging. See photo below
26.Apply a small bead of Dow Corning RTV silicone sealant or equal at the parting line on
top of gasket at the stuffing box O-rings. See photo below.
40
CAUTION:
Do not cut or damage the O-rings when lowering the rotating element
into position. When all four anti-rotation pins are located correctly,
there will be some casing ring looseness.
G&L Pumps Series A-C 8300 Base Mounted Centrifugal Pump INSTRUCTION MANUAL