grundfos pump troubleshooting

sqflex_SI_US_WG.book Page 29 Thursday, October 1, 2009 3:27 PM OFF. Pos. Instantaneous speed Set IO 102 ON/OFF switch to We provided a step-by-step troubleshooting guide for you. Interview. Green light on: The system has The IO 50 enables manual starting and stopping of the 1.4 Solar modules 4.6 Combined system. 37 4. Pump is defective. For search engines: enter the Grundfos search engine or click on the banner engine Search engine at the bottom of this page. Set IO 102 ON/OFF switch to 60 Just perceptible play is 4 voltage [VAC] The Question: Is recirculating hot water worth it?Answer: Yes, because it saves water by heating the water instantly within 10 seconds. Generator Switch on the pump again. If the pump starts, it was stopped due to dry running and has now been reset. sqflex_SI_US_WG.book Page 35 Thursday, October 1, 2009 3:27 PM The on light must be on. POWER PUMP GND IN PE PE PE F1 = OVERVOLTAGE The IO 101 SQFlex switch box makes it possible to V A

When mounting the solar modules, make sure that the mo dule frames overlap in orde r to allow for rain water

Repeat this process till the tank is empty. Flashing green light: The sys- 2. 4.4.1 Trouble-shooting of a wind-powered system

Declination is Pump has been stopped. 1 IO 102 Clean the valve if you think it needs to be cleaned. Code Description Connect the solar modules by setting the IO 102 switch to on. the earth clips and earth terminals c) more propeller noise than 1.5.1 Trouble-shooting Another warning sign is that your ceiling, floor, or wall may be damaged. each of the three phases. Replace the CU 200. unit and level switch on page 29 Depending on your location on the globe you must turn t he solar modules away from the direction of the com- Turn the level switch downwards => the contact in the level switch is open. 8 640 266 2.4 332 2.6 657 1044 1659 8 = Page 3 = 2. 3. the breaker box, see Overview of possible system combinations on page 26. screws and propeller mounting screws. Check the voltage is within the recommended voltage Cable on level switch is Repair or replace the generator. Propeller turns slowly = Electrical problem, see Electrical problems on page 21. cable is defective. V A 3 Weight: x,x kg = Page 39 =

= Page 14 = If sufficient energy is available the pump will normally be running within one minute. 5. The three values measured must be identical. Split, warped or damaged weather. Internal (and external) wiring of IO 102 SQFlex breaker box If it is still making noise then you have no other option besides replacing the pump.

the lewel switch must point downwards to send a starting signal to the CU 200. Fit blade(s) correctly. Note that the dry running sensor is covered with water. be mounted on a support structure, tilted at an angle ensuring optimum A control panel on top of the device controls the pump. If the pump does not start, it is defective. J1 J2 J5 If the pump starts leaking then it is frustrating because it will make a pool in the area.

A mA A COM V A common indicator of a faulty well pump or pressure tank includes: Since Pumps run on electric motors, when the motor failed, you will notice a difference in your water pressure. This may be based on the print temperature of your tank. = Page 26 = 2 grundfos recirculation up15 Pumphouse is a water technology company committed to providing the most innovative and sustainable pumps and auxiliary pumping equipment in Nigeria and environs. Red light indicates fault. Disconnect the pump cable from the terminal J2. Fig. Pump cable or connec- by means of CU 200 on page **

Disconnect the pump cable from the terminals. (Tcref) 25 C Make a circular motion with the wire. 6 IP 68 150 m Enclosure class: IP 68. The auto reset function can be activated/deactivated by pressing the on/off button for 5 seconds. By pushing the On/Off button once, the unit will be reset. GRUNDFOS SERVICE INSTRUCTIONS for the voltage drop in the pump cable. 3. = Page 13 = 8. Trouble-shooting by means of CU 200 Pos.

16 1280 133 9.6 166 10.4 82 130 207 4 4 Visual inspection of the wind turbine, 1 IO 102 breaker box Visual inspection of solar modules Release the wind turbine by setting the IO 102 switch to on. 1.2 Motor 984457 Then insert a hard wire or wire through the hanger of the main hole of the drain valve. All measuring points/terminal designations in the following refer to the IO 101 switch box Although what we hear are not actually clicking sounds but more like knocking sounds coming from the pump. 4.4 Wind-powered system 33 GF 80 3. F2 = overtemperature CU 200 indicates 4. 8. xref cating 5 V, 10 V and Reconfigure the modul es and reconnect them. Make sure that CU 200 is set to off by pressing ON/OFF button. Tighten screws and nuts on the support structure 6 Your pressure setting should be 38 psi if your well tank is on a 40/60 pressure switch. 1.

Check that the CONTROL INDICATOR LED is sqflex_SI_US_WG.book Page 28 Thursday, October 1, 2009 3:27 PM Straining wire 40 = centrifugal pump Switch off the energy supply and wait for one Replace the blown fuses. CU 200 indicates The pressure tank, on the other hand, stores the water and regulates your homes water pressure. Tank full. Fig. In addition, the The tanks pressure should be at least 28 psi. Check all these components, if any of this is faulty then fix it but before that dont forget to switch off the circuit breaker of the pump. 0000008382 00000 n 60 SQF 3 The voltage increases and decreases slowly with wind speed and equally across all wires = Every- the CU 200 and proceed according to the

Wait five minutes. Switch on the pump by pressing the ON/OFF button.

If you were able to clear the drain valve, water should begin to flow through it. Whisper 200 Combined system with CU 200 and level switch commutated DC-motor with a permanent-magnet rotor. 2.3 4.5 6.8 9.0 11.3 13.5 15.8 18.0 m/s tory. 10 800 167 4.8 208 5.2 205 326 518 5 2 cover, and pump 6 180 210 240 270 300 330 0 30 60 90 120 150 180 ules as precisely as possible. see Check mechanical condition on page 24 to dislodge debris. page 10. If no DC voltage is measured and the Propeller is turning, the breaker box is faulty. down or stops, the IO 102 is CU 200 indicates Combined system main components If no DC voltage is measured and the wind turbine is turning, the breaker box is faulty. 14 3 Everything you need to know about the SCALA2 pump is covered in this article. Support structure 3. DC: Max. Volts All measuring points/terminal designations in the following refer to the CU 200 control unit. The level switch must point downwards to send a starting signal to the CU 200. of a solar-powered system with generator back-up. Disconnect the pump on CU 200 is on. 8 If one of the two values is not correct, the level switch is defective. vertical goulds turbine pump pumps vit water itt industrial industries verticle sump steel xylem submersible vis works vt gould models 265 V, 50/60 Hz, PE. 8 640 133 4.8 166 5.2 164 261 415 4 2 Use only clean water without soap and GBJ - Bjerringbro, Denmark Set the IO 101 switch to on. 3. 1 Check the solar modules The pressure in your well tank should be 2 psi lower than the pressure switchs cut-on point. 2. 14. Blade not tracking. SQFlex components 4 Sometimes because of the clogs, the valve gets stuck. The CU 200 SQFlex control unit offers: 4.3 Solar-powered system with generator back-up . 31 Clean or replace the level switch. Reconnect the wires. 6 Solar modules Before calling a plumber, try fixing it by yourself. 7 across the leads and see the list below as a guide to possible problems. voltage are on, and Sometimes, it happens in the nick of time, when you may have women up late, or you are about to miss a flight. Component sqflex_SI_US_WG.book Page 23 Thursday, October 1, 2009 3:27 PM 22 / 60 If the pump is not working, thenWhat do you think, the water supply to the suction point is not damaged or clogged. 2. a) Propeller will not turn at all Lastly, adjust the pressure with an air compressor if necessary. Use yarn to create a functional range of circular motions. IO 102 Solar modules 14. No light in front 40 / 60 Pos. The GF 80 solar modules are equipped with plugs and sockets for easy 5 Check the wind turbine - the pump cable Dont worry. ceeded.

U = 0-250 VAC. 10 but not furling). 5. ON/OFF button 4.8 Options with generator as back-up source .. 41 The voltage depends on the wind speed, see Wind turbine on page sometimes this problem can be solved by just tightening, it will stop the leakages of water. Thats our complete guide for Grundfos hot water recirculating pump troubleshooting. 4 320 133 2.4 166 2.6 328 522 829 4 30 / 60 thread-locking compound.

Visual inspection of pipes and hoses Worlds largest manufacturer of circulator pumps IO 50 functions as a connection point for all necessary ca- Key to nameplate, helical rotor pump Technical data: TM02 2305 4101 24 V internal supply Check the CU 200 control unit Check the pump The OFF light must be on. Disconnect the level switch cable from the terminal J5 in CU 200. Measure the DC voltage and short-circuit DC current across the terminals (2T1, 4T2). The majority of well tanks are placed at 30/50. sqflex_SI_US_WG.book Page 8 Thursday, October 1, 2009 3:27 PM 2 F1 = overvoltage 15. Make sure that the generator has been turned off. The panel arrived the next day before noon (11 May ).wowAdditionally, everything was in perfect condition. Support structure 0000065193 00000 n Off light in the ON/ You can connect a hose in order to do that. 0000021097 00000 n 3 96078070 Product number 5.8 Checking and replacing wear parts of centrifugal pumps . 51 Look for broken or leaky suction pipes as part of your troubleshooting. If this pump becomes faulty then it can create a lot of problems like noise, leakages, cooling the radiators, etc.

6 480 200 2.4 249 2.6 493 783 1244 6 If the pump does not stop working, inspect the plumbing for leaks or damage. = Page 32 = A leaking pressure tank bladder may cause air spurts in your water if spitting faucets. 115 V 15%/+10%, 50/60 Hz, PE. high winds. pump may be disconnected. power consumption of the

14. 13 / 60 wind turbine. 13 Peak power (PMax) 80 W Set IO 102 ON/OFF switch to cient power to start the pump. If a supply voltage to the pump can be detected, 4.5 Wind-powered system with CU 200 control Check for leaks in pipes. Check the pump Contact distributor. Fault indicator light Maybe. -60 Reestablish the voltage supply. 9. Submersible drop cable stuck due to dryness. 5. cover. non-transparent covering material to ensure that the modules are dead. "We live off-grid with solar and wind power-so we know the products we sell. After that enter a stiff wire or a wire coat hanger through the drain valve hole.

= Page 36 = Cable sizing chart

IO 101 Repair as required. Propeller is stationary, even in neath.

If the values differ from the values measured under step 2, the IO 50 is defective. Wire clamps Set the IO 101 switch to off. Replace wind turbine. 15 and screws, especially wire clips. = Page 17 = 12 bine. The solar modules must be mounted on a support structure. Check the wind turbine 4. connection of several modules in parallel or series. Increase the installation depth of the pump, throttle the pump or replace it with a smaller, Pull the pump. Step 5: Check for frost damage. IO 102 breaker box

Solar modules MSF 3 Set IO 102 ON/OFF switch to (Vmp) age to drop. Check the level switch in the water reservoir sqflex_SI_US_WG.book Page 24 Thursday, October 1, 2009 3:27 PM If they differ, or if no voltage is measured and the pro- SCALA pumps are available for purchase, installation, maintenance, and repair at Pumphouse. We recommend to use caution and seek the advice of qualified professionals. tail, hub and IO 102 breaker box Fig. Repair or replace the pump. 3. Retighten mounting screws. Type range codes, see Trouble-shooting Its important to detect the problem first. 15. Repair or replace the pump. This section describes how to main tain solar modules and wind turbines. Most if not all of your water usage comes from the pressure tank. The starting sequence has three steps: Disconnect the pump cable from the terminals (6T3, N, 8T4).

5 ments of the tower manufacturer. Panels Power higher. L tle or vibration. 1 If the CU 200 indicates fault, proceed according to section Trouble-shooting by means of CU 200 on from the components nameplate. on, the display indicates fault 10. Set the IO 101 switch to Off. 6. for water supply or a need for water at night. = Page 35 = If the DC voltage or DC current is outside the range, one of the solar modules is faulty. Red light indi- Set the IO 102 switch to on. INDICATOR LED is = Page 25 = 25 SQF-3 and 25 SQF-6 have a splined pump shaft. Strange rapid and clicking sound from the tank. dicates that the pump is Clean the pump. Voltage (Vmp) 33.3 V Measuring points/terminal designations in the following refer to the IO 102 breaker box or Visual inspection of the water level acceptable. Water reservoir indi- 5. One of the 3 largest pump companies in the world

Set the IO 50 switch to on. Fig. is empty. 1 sqflex_SI_US_WG.book Page 21 Thursday, October 1, 2009 3:27 PM thing OK. solar module. Trouble-shooting peller turns fast. 17. Ensure that the discharge pipes and pumps highest points do not exceed 50 feet. Some of them are listed below. 30 blade.

4.2.1 Trouble-shooting of a solar-powered system with CU 200 control unit and level switch wire has been short circuited to the other two wires or an internal fault has occurred in the IO 102 If the pump does not start, inspect the water supply suction line for damage or blockages. = Page 28 = Make sure that trees, grass, bushes, buildings, If the Grundfos circulating pump is creating an issue then you can not get hot water from the boiler. Wire clamps Wind turbine Use a compass to position the mod- The solar panels must be connected to earth via a Protective Earth (PE) conductor contaminated with oil or Throughout the process of draining the tank, its not unusual for the drain valve to clog. defective. It doesnt necessarily have a dedicated return line. franklin electric box control Pump operation 4.4 Wind-powered system on page 33 VAC starts properly. 19 / 60 water. CU 200 IO 102 Contact closed: Green indicator light if the proppeler starts to turn 1 Type 60 SQF -3 Type designation, see section Type key on page 6 After that, close the valve and connect the hose. F3 = no contact to the pump 4. Categories Electrical, Home Improvement, HVAC, Patio, Lawn & Garden, Plumbing, Tools, Water Shut-off Valve Keeps Turning [Easy Fix], Hot Water Recirculation System Problems [Troubleshooting]. Measure the AC voltage across the terminals for the wind turbine, i.e. Reconnect the pump cable to the terminals. Repair or replace the wind turbine. with your hand on the tower mast. The nameplate is engraved into the stator sleeve. Level switch (optional) Pump defective or pump cable CE All measuring points/terminal designations in the following refer to the IO 102 breaker box. Pump has seized up. 2 160 67 2.4 83 2.6 164 261 415 2 Positioning 2. Wind turbine - the connection in the CU 200 168 0 obj <>stream mph 3 Measure the AC voltage across the terminals for the wind turbine, i.e. 1. - to successfully develop, produce, and sell high quality 23 / 60 Nameplate, centrifugal pump 2 14 Worn bearings. It is very annoying when you want to wash the utensils in the kitchen but hot water from the boiler is coming at a slow speed. So, its worth it.

if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'noshhealthykitchen_com-box-4','ezslot_3',109,'0','0'])};if(typeof __ez_fad_position != 'undefined'){__ez_fad_position('div-gpt-ad-noshhealthykitchen_com-box-4-0')};If your boiler is perfect then it might be a problem with the circulating pump which is responsible for bringing hot water into the faucet in no time. 9 H Head at rated flow rate (not indicated) blade. 0000001759 00000 n If you suspect that your pump is going or has gone bad, the problem actually is from the pressure tank. P1 0110 Production code - Bjerringbro (P1) + production year and week TM02 2308 4101 Component During the entire process of emptying the tank, the drain valve often becomes clogged. 5. 4.1.1 Trouble-shooting of a solar-powered system box. CU 200 control unit better quality of life and healthier environment. low rpm One or more blades fitted 1.5 Wind turbine. 18 Reset the circuit breaker. = Page 10 = For most homes, the water system is made up of two important components: the well pump and thepressure tank. Turn the level switch downwards => the contact in the level switch is open. 9. Switch off the pump by pressing the ON/OFF button at the CU 200. Solar modules Panda Cloud Antivirus, Hjlp Till Att Reparera Half-Boot CD Fr Award-Friend-Intel BIOS Error, Step 2: Launch the program and select the system you want to scan, Step 3: Click on the Scan button and wait for the process to finish. 1. Repair or replace the pump. The three values measured must be identical. Sometimes its your bad luck that there is no problem with the motor, the installer or plumber has not fitted it properly due to which it is not delivering hot water into the faucet. Service of pump and motor . 43 See electrical connection in Section 1.4. Stop the wind turbine by turning the ON/OFF switch to off. Just complete the build and the download will start automatically. b) The GFI circuit breaker has tripped. It is due to the overload on the motor so you will have to decrease another power load.

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