Grundfos UP15 Installation & Operating Instruction
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Grundfos UP15 Installation & Operating Instruction

Maintenance-free circulators with line cord and optional timer control
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GRUNDFOS INSTRUCTIONS
Maintenance-free circulators
with line cord and optional
timer control
Installation & operating instructions
Shipment inspection. ...................................................page 2
Pre-installation checklist. .............................................page 2
Pump installation. ........................................................page 3
Electrical. .....................................................................page 5
Timer operation. ..........................................................page 6
Failure to operate. .......................................................page 7
Warranty. .....................................................................page 8

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Summary of Contents for Grundfos UP15

  • Page 1 GRUNDFOS INSTRUCTIONS Maintenance-free circulators with line cord and optional timer control Installation & operating instructions Shipment inspection............page 2 Pre-installation checklist..........page 2 Pump installation............page 3 Electrical..............page 5 Timer control technical data and application....page 5 Timer operation............page 6 Failure to operate.
  • Page 2 (i.e. below 140°F to avoid precipitation of calcium). Note: UP15(S) pump with timer control maximum water temperature: 150°F Inlet pressure requirements The amount of pressure required at the inlet of the pump is a function of the temperature of the water as shown in Table 2B.
  • Page 3 Table 2B – Inlet Pressure Requirements Water (°F) Required Inlet Pressure (ft.) (PSI) In a pressurized system, the required inlet pressure is the minimum allowable system pressure. In an open system, the required inlet pressure is the minimum distance the pump must be located below the lowest possible water level of the water source (tank, pool, etc.).
  • Page 4 Arrows on the side or bottom of the pump housing indicate direction of flow through the pump. GRUNDFOS circulators can be installed in both vertical and horizontal lines. The pump must be installed with the motor shaft positioned horizontally. Under...
  • Page 5 Protection: Clear plastic cover for dust and moisture protection of the clock face. 6. Timer technical application The Grundfos timer control is designed only for use with specified Grundfos Series UP circulators installed in indoor hot water service systems. The timer control is designed to turn the circulator on...
  • Page 6 7. Timer operation Setting and operating the timer control and starting the pump Figure 6a PROGRAMMING RING TIMING ARROW MANUAL SWITCH PROGRAMMING TABS NOTE: Before the circulator is started, the system must be filled with liquid and vented. Set the timer switch to the actual time by turning the programming ring in the direction of the arrow until the timing arrow points to the actual time on the ring.
  • Page 7 For continuous operation, set the manual switch to the “ON” position. To switch the circulator off, set the manual switch to the “OFF” position. The “ON”/”OFF” modes may be used without affecting the function of either the programming ring or the timer switch. In case of power outage the timer will not keep time.
  • Page 8 10. Limited warranty Products manufactured by GRUNDFOS PUMPS CORPORATION (GRUNDFOS) are warranted to the original user only to be free of de- fects in material and workmanship for a period of 24 months from date of installation, but not more than 30 months from date of manufacture.

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