Bell & Gossett P81845B Series 3530 Centrifugal Pumps - Manual (Page 2)

DESCRIPTION
The Series 3530 Centrifugal Pump is a close coupled pump
which features – foot mounting, light weight design, pump
casing with top centerline discharge and self flushing mechan-
ical seal. These features make installation, operation and ser-
vice easy to perform.
PUMP APPLICATION
The Series 3530 Centrifugal Pump’s stainless steel construc-
tion makes it ideal for service with the following liquids:
Domestic water, fresh water, boiler feed water, condensate,
hydronic cooling or heating, pressure boosting, general pump-
ing and benign liquids.
For other applications contact your local B&G Representative.
2
SAFETY
INSTRUCTIONS
This safety alert symbol will be used in this manual and on the
pump safety instruction decals to draw attention to safety related
instructions. When used the safety alert symbol means
ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!
FAILURE TO FOLLOW THE INSTRUCTIONS MAY RESULT IN
A SAFETY HAZARD.
Your Series 3530 Pump should have the following safety
instruction decals located approximately as shown. If the
decals are missing or illegible contact your local B&G repre-
sentative for a replacement.
WARNING
ROTATING COMPONENTS
DISCONNECT AND LOCK OUT
POWER BEFORE SERVICING.
DO NOT OPERATE WITHOUT
ALL GUARDS IN PLACE.
CONSULT INSTALLATION
AND SERVICE INSTRUCTION
SHEET BEFORE OPERATING
OR SERVICING.
FAILURE TO FOLLOW
INSTRUCTIONS COULD
RESULT IN INJURY
OR DEATH.
P70642
CAUTION
DO NOT RUN PUMP DRY,
SEAL DAMAGE MAY OCCUR.
INSPECT PUMP SEAL
REGULARLY FOR LEAKS,
REPLACE AS REQUIRED.
FOR LUBRICATION
REQUIREMENTS, CONSULT
SERVICE INSTRUCTIONS.
FAILURE TO FOLLOW
INSTRUCTIONS COULD
RESULT IN INJURY OR
PROPERTY DAMAGE.
P70644
FIGURE 1
THERMAL SAFETY:
MECHANICAL SAFETY: ELECTRICAL SAFETY:
WARNING: Electrical Overload Hazard
Three phase motors must have properly sized
heaters to provide overload and under voltage protection.
Single phase motors have built-in overload protectors.
Failure to follow these instructions could result in serious
personal injury or death, and property damage.
WARNING: Extreme Temperature Hazard
If pump, motor, or piping are operating at extremely
high or low temperatures, guarding or insulation is required.
Failure to follow these instructions could result in serious
personal injury or death, and property damage.
WARNING: Electrical Shock Hazard
Electrical connections to be made by a qualified
electrician in accordance with all applicable codes,
ordinances, and good practices.
Failure to follow these instructions could result in serious
personal injury or death, and property damage.
ADDITIONAL SAFETY REQUIREMENTS
WARNING: Unexpected Start-up Hazard
Disconnect and lock out power before servicing.
Failure to follow these instructions could result in serious
personal injury or death, and property damage.
WARNING: Excessive System Pressure Hazard
The maximum working pressure of the pump is listed
on the nameplate. Do not exceed this pressure.
Failure to follow these instructions could result in serious
personal injury or death, and property damage.
WARNING: Unexpected Startup Hazard
Single phase motors are equipped with automatic
reset overload protectors. Pump can restart without warning.
Disconnect and lockout power before servicing.
Failure to follow these instructions could result in serious
personal injury or death, and property damage.
WARNING: Excessive Pressure Hazard
WARNING: Volumetric Expansion
The heating of water and other fluids causes volumetric
expansion. The associated forces may cause failure of sys-
tem components and release of high temperature fluids. This
will be prevented by installing properly sized and located
compression tanks and pressure relief valves.
Failure to follow these instructions could result in serious
personal injury or death, and property damage.