Grundfos COMFORT 10-16 Auto Installation And Operating Instructions Manual Download Page 1

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COMFORT 10-16

Temp, Auto and Digital Timer

Installation and operating instructions

GRUNDFOS

INSTRUCTIONS

Summary of Contents for COMFORT 10-16 Auto

Page 1: ...COMFORT 10 16 Temp Auto and Digital Timer Installation and operating instructions GRUNDFOS INSTRUCTIONS ...

Page 2: ... 8 4 4 Mounting the product 9 4 5 Installing the temperature sensor 11 4 6 Changing the pump head position 12 5 Startup 13 5 1 COMFORT Auto variants 14 5 2 COMFORT Temperature control variants 15 5 3 COMFORT Digital Timer variants 16 6 Service and dismantle the product 19 7 Fault finding the product 21 7 1 Defective external temperature sensor only COMFORT Auto 21 7 2 Defective internal temperatur...

Page 3: ...products from which it was purchased together with proof of purchase and installation date failure date and supporting installation data Unless otherwise provided the distributor or dealer will contact Grundfos or an authorized service station for instructions Any defective product to be returned to Grundfos or a service station must be sent freight prepaid documentation supporting the warranty cl...

Page 4: ...ply with local regulations and accepted codes of good practice 2 1 Hazard statements The symbols and hazard statements below may appear in Grundfos installation and operating instructions safety instructions and service instructions DANGER Indicates a hazardous situation which if not avoided will result in death or serious personal injury WARNING Indicates a hazardous situation which if not avoide...

Page 5: ...of products A blue or gray circle with a white graphical symbol indicates that an action must be taken A red or gray circle with a diagonal bar possibly with a black graphical symbol indicates that an action must not be taken or must be stopped If these instructions are not observed it may result in malfunction or damage to the equipment Tips and advice that make the work easier 5 English US ...

Page 6: ...reduced Example 50 glycol at 68 F 20 C means a viscosity of approximately 10 mm2 s reducing pump performance by approximately 15 When selecting a pump the viscosity of the pumped liquid must be taken into account 3 Receiving the product 3 1 Inspecting the product CAUTION Crushing of feet Minor or moderate personal injury Wear safety shoes when handling the product Make sure that the delivered prod...

Page 7: ...cian in accordance with local regulations WARNING Pressurised system Death or serious personal injury Before installation of the pump drain the system or close the isolating valves on both sides of the pump The pumped liquid may be scalding hot and under high pressure 4 1 Applications COMFORT pumps are designed for use in domestic hot water systems The pumps are suitable for open and closed system...

Page 8: ...se observe the following Flush the system of debris before installation Refer to the arrows on the pump housing indicating the direction of the liquid flow through the pump TM075626 Always install the pump with horizontal motor shaft TM075625 Installation positions 8 English US ...

Page 9: ...ped liquid may be scalding hot and under high pressure The arrows on the pump housing indicate the flow direction through the pump 1 Close the isolating valves and make sure that the system is not pressurized during the installation of the pump TM075632 2 Mount the pump with gaskets in the pipes with the motor shaft horizontally TM075633 9 English US ...

Page 10: ...3 Tighten the fittings TM075634 4 Switch on the pump Do not switch on the pump until the system has been filled with liquid and vented TM075637 10 English US ...

Page 11: ...ate counterclockwise on the pump to release the sensor cable 2 Pull out the sensor cable to the desired length Do not pull the cable downwards The maximum cable length is 8 ft 2 5 m TM075628 3 Install the temperature sensor on the pipes on the hot water outlet side The sensor must be installed 8 to 20 inches 20 to 50 cm A from the heat source and can be installed maximum 8 ft 2 5 m B from the pump...

Page 12: ...witched on accidentally WARNING Hot surface Death or serious personal injury At high liquid temperatures the product may become so hot that only the operating panel must be touched to avoid burns Close the isolating valves on all sides of the product and then drain it Wear protective gloves To change the orientation of the pump head do as follows 1 Use a wrench to loosen the union TM075635 12 Engl...

Page 13: ...s TM075636 5 Startup WARNING Hot surface Death or serious personal injury At high liquid temperatures the product may become so hot that only the operating panel must be touched to avoid burns WARNING Electric shock Death or serious personal injury Clean only the product with a dry cloth 13 English US ...

Page 14: ...changing mode 5 Temperature control mode It lights up when the pump is running in temperature control mode To change the control mode on the pump press the button on the operating panel Press the button more times to change between the three available control modes AUTOADAPT This mode adapts the operating hours by switching on and off according to the tapping pattern of the users as detected by th...

Page 15: ... Pos Description 1 Temperature control mode It lights up when the pump is running in temperature control mode 2 100 LED When lit the pump runs according to continuous 100 mode 3 Arrow button for changing mode To change control mode on the pump press the button on the operating panel Keep pressing the button to change between the two available control modes Temperature control The operating range o...

Page 16: ...el LED It lights up when the actual time and operating time can be set 4 Actual time One LED equals a time interval of 30 minutes 5 Timer LEDs showing the pump s operating periods One LED equals a time interval of 30 minutes 6 Change button for toggling the actual time and timer LEDs 7 OK button for confirming changing or deleting settings 8 Activated timer function When lit the LED indicates that...

Page 17: ...2 Move the actual timer LED by pressing the Change button until it indicates the actual time One LED equals a time interval of 30 minutes 3 Confirm by pressing OK 5 3 4 Setting the timer Once the actual time has been set the pump s timer LEDs become lit according to the default timer settings They are as follows 6 9 AM 06 00 09 00 11 AM 1 PM 11 00 13 00 4 9 PM 16 00 21 00 If you want to keep the d...

Page 18: ...utes 4 Press the Arrow button to confirm the settings 5 3 5 Resetting to factory setting When resetting the timer all saved time periods will be lost 1 Press and hold the Arrow button for 5 seconds All LEDs light up after which the actual time LED blinks and the 100 LED is lit 18 English US ...

Page 19: ...ARNING Electric shock Death or serious personal injury All electrical connections must be carried out by a qualified electrician in accordance with local regulations WARNING Electric shock Death or serious personal injury Excessive use of water when cleaning the product may cause the product to short circuit WARNING Pressurised system Death or serious personal injury Drain the system or close the ...

Page 20: ...lves on all sides of the product and wait for the product to cool down before working on it WARNING Hot liquid Death or serious personal injury The pumped liquid may be scalding hot and under high pressure Close the isolating valves on all sides of the product and then drain it CAUTION Crushing of feet Minor or moderate personal injury Wear safety shoes when handling the product 20 English US ...

Page 21: ...ce the pump 7 2 Defective internal temperature sensor The red error LED indicator is turned on during AUTOADAPT and does not go off when the pump is switched manually to temperature control mode Cause The internal temperature sensor is defective Per default the pump uses the external temperature sensor for the temperature control mode Remedy Replace the pump 7 3 Actual time LED is blinking only CO...

Page 22: ... the operating periods are according to the needs Check if the impeller is blocked 7 5 No instant hot water No instant hot water Cause The pump is running Remedy Check if the return line or pump is air bound dry running Check the water heater aggregate 22 English US ...

Page 23: ...ude max 6500 ft 2000 m 1 The ambient temperature must always be lower than the liquid temperature to minimize condensation in the stator housing and not exceed 104 F 40 C 9 Disposing of the product 1 Use the public or private waste collection service 2 If this is not possible contact the nearest Grundfos company or service workshop See also end of life information at www grundfos com product recyc...

Page 24: ...UNDFOS CBS Inc 902 Koomey Road Brookshire TX 77423 USA Phone 281 994 2700 Toll Free 1 800 955 5847 Fax 1 800 945 4777 Canada GRUNDFOS Canada Inc 2941 Brighton Road Oakville Ontario L6H 6C9 Tel 1 905 829 9533 Fax 1 905 829 9512 Mexico Bombas GRUNDFOS de México S A de C V Boulevard TLC No 15 Parque Industrial Stiva Aeropuerto Apodaca N L 66600 Tel 52 81 8144 4000 Fax 52 81 8144 4010 Revision Info La...

Page 25: ...ademarks displayed in this material including but not limited to Grundfos the Grundfos logo and be think innovate are registered trademarks owned by The Grundfos Group All rights reserved 2020 Grundfos Holding A S all rights reserved ...

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