GRS-18000--E-01
Where Innovation Flows
IOM
INSTALLATION, OPERATION
&
MAINTENANCE MANUAL
811SP SERIES
Self-Priming Centrifugal Pumps
Page 1: ...GRS 18000 E 01 Where InnovationFlows IOM INSTALLATION OPERATION MAINTENANCE MANUAL 811SP SERIES Self Priming Centrifugal Pumps ...
Page 2: ...ERATION 4 Priming the Pump 4 REPAIR ROUTINE MAINTENANCE SPARE PARTS 5 APPENDIX 6 Impeller Clearance Chart 6 Pressure Temperature Ratings 6 Interchangeability 7 811SP Series Small Frame Group Pump Cross Sectional 8 811SP Series Medium Frame Group Pump Cross Sectional 8 811SP Series Large Frame Group Pump Cross Sectional 9 Parts and Material Composition 10 ...
Page 3: ...details see the Griswold 811 ANSI Series IOM available on our website https www psgdover com docs default source griswold docs ioms 811_iom pdf General Safety Do not allow pump piping or other components containing water to freeze Freezing may damage the components leading to possible injury or flooding Periodically inspect pump and associated components Wear safety glasses when working on pumps K...
Page 4: ...manual priming procedure prior to startup aside from the initial charge of liquid for the case priming chamber During the priming stage the self priming pump transfers air from the suction side to the discharge side of the pump drawing a vacuum on the suction side and lifting the liquid up the suction pipe An accumulation of air in the discharge piping hinders this process and can stall priming pr...
Page 5: ... of the suction piping and pump Contact either Griswold Pump Company or your local authorized Griswold representative for additional information in estimating suction system priming times 11 Monitor the gauges on the pump to determine when full prime has been achieved Gradually adjust the discharge valve to allow the system to fill and stabilize at the pump s operating capacity and head Model Init...
Page 6: ... 300 F 0 012 Up to 300 F Up to 350 F 0 014 Up to 350 F Up to 400 F 0 015 Up to 400 F Up to 450 F 0 016 Up to 450 F Up to 500 F 0 017 Up to 500 F Table B 811SP Series Impeller Clearances at Ambient for Various Service Temperatures Pressure Temperature Ratings Chart A specifies the maximum allowable working pressure for 811SP Series pumps given the pump material of construction and the pumping tempe...
Page 7: ...ty Griswold 811SP Series pumps are designed to be easy to maintain and repair Many of the pump components can be interchanged between the models in order to maximize interchangeability with the portfolio to help simplify inventory and reduce costs ...
Page 8: ...GRS 18000 E 01 8 811SP SERIES 811SP Series Small Frame Group Pump Cross Sectional 811SP Series Medium Frame Group Pump Cross Sectional LG1901 Rev A LG1902 Rev A ...
Page 9: ...GRS 18000 E 01 9 811SP SERIES 811SP Series Large Frame Group Pump Cross Sectional LG1903 Rev A ...
Page 10: ...4MCuN 316 SS Alloy 20 228 1 Frame Cast Iron 240 1 Spacer Frame Foot Spacer Steel 241 1 Frame Foot Small Frame Steel 1 Frame Foot Medium Large Frame Cast Iron 250 1 Mechanical Seal Gland Alloy 20 316 SS Alloy 20 319 1 Sight Oil Gauge Cadium Plated 332A 1 Labyrinth Oil Seal Outboard Bronze Optional Carbon Filled PTFE 333A 1 Labyrinth Oil Seal Inboard Bronze Optional Carbon Filled PTFE 351 1 Casing G...
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Page 12: ... USA P 1 909 512 1262 psgdover com Copyright 2021 PSG a Dover Company PSG reserves the right to modify the information and illustrations contained in this document without prior notice This is a non contractual document GRS 18000 E 01 Where InnovationFlows ...
