Viking Pump TSM280: Duralobe (Discontinued) - Manual (Page 12)

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2.6 Pump Model and Serial Number.
Should you require any information regarding your Duralobe ® rotary
lobe pump contact Viking Pump or your Viking Pump distributor,
providing the pump model and serial number as stated on the pump
nameplate, see Fig 2, which is fixed to the pump gearbox cover.
Should this be damaged or missing, the pump serial number is also
stamped on opposite corners of the rotorcase, (see Fig 3).
Fig 2
Fig 3
FILL TO SIGHT LEVEL
MODEL
SERIAL NUMBER
BUILD CODE
MADE IN GREAT BRITAIN
USA CEDAR FALLS , IA
A Unit of IDEX Corporation VIKING PUMP INC.
IDEX CORPORATION
VIKING
PUMP
RECOMMENDED LUBRICANT