Description And Specifications - Goulds Pumps 3656SP Series Installation, Operation And Maintenance Instructions

SAFETY INSTRUCTIONS
TO AVOID SERIOUS OR FATAL PERSONAL INJURY
OR MAJOR PROPERTY DAMAGE, READ AND
FOLLOW ALL SAFETY INSTRUCTIONS IN MANUAL
AND ON PUMP.
This is a SAFETY ALERT SYMBOL.When
you see this symbol on the pump or in the
manual, look for one of the following signal
words and be alert to the potential for
personal injury or property damage.
Warns of hazards that WILL cause serious
DANGER
personal injury, death or major property
damage.
Warns of hazards that CAN cause serious
WARNING
personal injury, death or major property
damage.
Warns of hazards that CAN cause personal
CAUTION
injury or property damage.
THIS MANUAL IS INTENDED TO ASSIST IN THE
INSTALLATION AND OPERATION OF THIS UNIT
AND MUST BE KEPT WITH THE PUMP.
MAINTAIN ALL SAFETY DECALS.
NOTICE: INSPECT UNIT FOR DAMAGE AND
REPORT ALL DAMAGE TO THE CARRIER
OR DEALER IMMEDIATELY. DO NOT USE
PUMP IF DAMAGE IS SUSPECTED.
UNIT NOT DESIGNED FOR USE
WARNING
WITH HAZARDOUS LIQUIDS OR
FLAMMABLE GASES.
Hazardous fluids
can cause fire,
burns or death.
NOTICE: INSPECT UNIT FOR DAMAGE AND REPORT
ALL DAMAGE TO THE CARRIER OR
DEALER IMMEDIATELY.

Description and Specifications

• The 3656SP Series embraces a line of end suction single
stage, self-priming centrifugal pumps for lawn sprinkling,
HVAC systems, and general water transfer.
• Casing is cast iron construction with tapped openings
provided for vacuum gauge and casing drain.
• Impeller is bronze, enclosed design, balanced for smooth
operation and keyed to motor shaft.
• ALL motors are NEMA standard, 3500 RPM, open drip
proof or TEFC enclosure.
2
Engineering Data
Series 3656SP Data
Impeller
Model HP
Size
"M"3656SP 5 1 ⁄ " 3
8
"H" 3656SP 5 15 ⁄ " 3
16
3656SP 5 15 ⁄ " 5
16
• Maximum Liquid Temperature: 160° F (71° C)
• Starts per hour: 20 – evenly distributed.
Piping
• Pump MUST be installed horizontally on a solid flat surface,
with discharge on top.
• Allow adequate space for servicing and ventilation. Protect
the unit from weather and water damage due to rain or
flooding or freezing temperatures.
• Piping should be no smaller than the suction and discharge
connections and kept short as possible, avoiding unnecessary
fittings to minimize friction losses. See Table 1
• All piping MUST be independently supported and MUST
NOT place any piping loads on the pump.
NOTICE: DO NOT FORCE PIPING INTO PLACE AT
PUMP SUCTION AND DISCHARGE
CONNECTIONS.
• The use of Teflon™ tape, or equivalent, is recommended for
ALL pipe joints.
• All pipe joints MUST be airtight.
PIPING – SUCTION
• Total suction lift, including elevation and pipe friction loss,
should not exceed:
3656SP "M" 20 feet of Head (6.1 m)
3656SP "H"20 feet of Head (6.1 m)
3656SP 25 feet of Head (7.6 m)
• Install an airtight union in the suction line close to the pump.
See Figure 1.
FUSED OR
CIRCUIT BREAKER
DISCONNECT MEANS
Suction Discharge
2" NPT 2" NPT
Table 1
PRIMING
OPENING
DISCHARGE
UNION
SUCTION
Figure 1
ø/Hz
1/60
3/60
1/60
3/60
1/60
3/60