INST
ALLER:
PLEASE LEA
VE THIS MANUAL FOR THE OWNER’S USE.
Series 90 In-Line Centrifugal Pump
Installation, Operation & Service Instructions
DESCRIPTION
The Series 90 In-Line Mounted Centrifugal Pump is a close
coupled, space saving, low maintenance pump capable of
performing a wide range of fluid applications. The Back Pull-
Out feature allows the pump to be serviced without disturbing
system piping. The Series 90 pumps are available for pipe
sizes from 1" to 2".
PUMP
APPLICATION
Series90 Pumps may be used for hydr
onic heating and cool-
ing, domestic hot water, cooling towers, machinery cooling,
pressure boosting, industrial fluid transfer, refrigeration and
heater exchanger circulation. Bell & Gossett recommends that
bronze constructed pumps be used for pumping potable
water. For other applications contact your local Bell & Gossett
representative.
OPERA
TIONAL LIMITS
Bell &
Gossett Series 90 Pumps are designed to pump liquids
compatible with their iron or bronze body construction.
Unless special provisions have been made by ITT Bell &
Gossett, the operational limits for Series 90 Pumps are listed
below.
Do not exceed these values.
Maximum W
orking Pressure: 175 psi
Mechanical Seal: BUNA – PH Limitations 7-9;
Temperature Range –20 to +225°F
EPT –
PH Limitations 7-11;
Temperature Range –20 to +250°F
Bell & Gossett
®
Instruction Manual P81547
REVISION B
