Grundfos up15-10su7p Installation And Operating Instructions Manual Download Page 7

Timer Operation

Setting & Operating
The Timer Control

Starting the Pump

NOTE:

 Before the circulator is started,   

the system must be  filled with liquid     
and vented.

1.  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.

2.  Plug in the power cord from the circulator and set the manual switch to the 

“ON” 

position. The circulator will now start.

3.  Set the required 

“ON”/“OFF”

 times on the programming ring by pushing the  

programming tabs either away from or toward the center of the ring. Tabs pushed  
away from the center indicate the             
circulator is switched 

“ON”

 while tabs 

pushed toward the center indicate the     
circulator is switched 

“OFF”

.

4.  Set the manual switch to the 

“TIMER”

 

position. The circulator will now start/
stop according to the settings of the  
programming tabs.

5.  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.

6.  In case of power outage the timer will not keep time. After power has been restored, 
the correct time of day must be reset by rotating the programming ring in the direction 
of the arrow until the timing arrow points to the actual time on the ring.

page 6

Summary of Contents for up15-10su7p

Page 1: ...mfort System Hot Water Recirculation System ANSI NSF61 and IAPMO listed GRUNDFOS INSTRUCTIONS US Installation and operating instructions http waterheatertimer org Water heater recirculation system htm...

Page 2: ...t Inspection Examine the components carefully to make sure no damage has occurred to the pump during shipment Care should be taken to ensure the pump is NOT dropped or mishandled dropping will damage...

Page 3: ...using the 3 4 female fitting and gasket supplied on the pump ensuring that the pump shaft is horizontal The pump should be installed so that the pump is pumping away from the hot water heater towards...

Page 4: ...f your home has a branched hot water line more than one valve may be necessary Valve Installation Note Do not use teflon tape or pipe dope on the valve threads 1 Close both the hot and cold water angl...

Page 5: ...angle stop valves 10 Valve may be mounted to the wall with supplied mounting screws if desired Valve Operation If there is no hot water at the faucet or there appears to be too much hot water on the...

Page 6: ...used Electrical Connection Insert the 115V plug on the line cord from the pump into a properly grounded 115V outlet Timer Technical Data TIMER CONTROL Supply Voltage 115 120 VAC 60 hertz Contact Ratin...

Page 7: ...abs pushed away from the center indicate the circulator is switched ON while tabs pushed toward the center indicate the circulator is switched OFF 4 Set the manual switch to the TIMER position The cir...

Page 8: ...erating temperature as low as possible e g 140 F 60 C to avoid calcium precipitation The ambient temperature should always be lower than the liquid temperature as otherwise condensation may form in th...

Page 9: ...or repair or if the product was not installed in accordance with GRUNDFOS printed installation and operation instructions To obtain service under this warranty the defective product must be returned t...

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