Xylem P81673H Series 1510 - Manual (Page 18)

Pump insulation checklist
Check Checked
Check that the bearing assembly grease fittings are
accessible and visible.
Check that the vent slots on the sides and bottom of the
bearing assembly are uncovered and completely open.
Typical installation
4
5
6 7
8
10
9
1
2
3
11
1. Compression tank (locate the compression tank on the suction side of the pump)
2. B&G Rolairtrol ® air separator
3. Supply to system
4. B&G Circuit Setter ®
5. B&G Triple Duty ® valve
6. B&G Series 1510 Pump
7. B&G Suction Diffuser
8. Isolation valve
9. Pipe from boiler, chiller, or converter
10. Cold water supply
11. B&G Reducing Valve
Special installation
Installation with suction diffuser and triple-duty valve
Do not install and operate triple-duty valves and suction diffusers in closed systems unless
the system is designed with these safety and control devices:
• Pressure relief valves
• Compression tanks
• Pressure controlling equipment
• Temperature controlling equipment
• Flow controlling equipment
Check that the control and safety devices have these characteristics:
• Properly sized for their purpose
• Placed correctly in the system before putting the system into operation
Installation
16 Series 1510 Installation, Operation, and Maintenance Manual