Gorman-Rupp Pumps 81 1/2D52-B 1286723 and up - Manual (Page 28)

OM−00790 80 SERIES
MAINTENANCE & REPAIR PAGE E − 9
Pump Casing and Vane Plate Installation
Apply ‘3-M Adhesive EC-847’ or equivalent com-
pound to the back of the vane plate, and secure the
vane plate to the intermediate with the hardware (5
and 6). Check impeller-to-vane plate clearance as
described in Impeller Installation.
Install the vane plate O-ring (25) and the pump cas-
ing gasket (7). Carefully slide the pump casing
over the vane plate, and secure it to the intermedi-
ate with the nuts (9).
Install the shaft key (16).
Final Pump Assembly
Be sure the pump and power source are securely
mounted to the base. Reconnect the power source
to the pump.
Install the suction and discharge lines and open all
valves. Make certain that all piping connections are
tight, properly supported and secure.
Fill the pump casing with clean liquid. Reinstall the
fill plug (4) and tighten it.
Refer to OPERATION, Section C, before putting
the pump back into service.
LUBRICATION
Seal Assembly
The seal assembly is lubricated by the medium be-
ing pumped. No additional lubrication is required.
Bearings
The bearings in this pump are lubricated from the
manufacturer and permanently sealed. No addi-
tional lubrication is required.
Power Source
Consult the literature supplied with the power
source, or contact your local power source repre-
sentative.