Subscribe to Our Youtube Channel
Related Manuals for Grundfos EZ Boost
Summary of Contents for Grundfos EZ Boost
- Page 1 GRUNDFOS INSTRUCTIONS EZ Boost System Installation and operating instructions Please leave these instructions with the pump for future reference.
-
Page 2: Table Of Contents
Contents EZ Boost System 1. Pre-installation 7. Operation • EZBoost System Guide ............ 1 • Starting ................9 • Function ................1 • Controller Functions ............9 • Powerline Communication ..........1 • Alarms ................11 • Built-in Protection ............13 2. Built-in Protections •... -
Page 3: Pre-Installation
The communication between the EZ Boost controller and • Integrated overload protection the EZ Boost BMQE pump is via the power supply cable. • Integrated protection against over voltage and under This communication principle is known as power line com- voltage munication. -
Page 4: Run Dry
12 inches between pump power cables, and never place 3.1. Pumped liquids more than one cable in a conduit. The EZ Boost BMQE must not be used for the 2. Use shielded cable – the use of shielded cable prevents transfer of flammable liquids such as die- cross communication between parallel cables and allows sel oil, petrol or similar liquids. -
Page 5: Quick Selection
30 BMQE 05B-90 30 BMQE 05B-90 Flow required in gallons per minute (GPM) 4.2. EZ Boost System Diagram The EZ Boost Constant Pressure System should consist of: Pos. 1. EZ Boost BMQE pump 4. Pressure sensor 2. EZ Boost controller 5. - Page 6 Instructions EZ Boost System 4.3. EZ Boost Quick Installation Guide FOR MORE DETAILED INSTALLATION INSTRUCTIONS, PLEASE GO TO SECTION 6. Note: The BMQE pump must be installed with the air relief vent in the 12 o’clock position when installed horizontally, and when installed in the vertical position, the air vent must be at the top of the unit.
- Page 7 7. Switch on main power. Diaphragm Tank Pre-Charge 11. Verify that EZ Boost controller is operating. 11. Verify EZ Boost controller is operatin g . 8. Set EZ Boost controller discharge PSI and verify diaphragm pre-charge pressure. 8. Set EZ Boost controller discharge PSI and verify diagphragm pre-charge pressure.
-
Page 8: Installation
Fittings for Conduit and 5.1 Operating conditions Outlet Boxes, UL514B, are to be used. Suitable devices for EZ Boost controller are rated with enclosure type 3, 3R, 3S, Supply voltage: 1 x 200-240 V –10%/+6%, 60 Hz 4, 4X, 6 or 6P. -
Page 9: Cable Sizing
400/121.9 630/192 The maximum cable length with one EZ Boost Controller is 650’ and the maximum wire size is 10 AWG. In situations where multiple EZ Boost power cables are run parallel in wiring trays or conduit and less than 12 Fig. -
Page 10: Pressure Sensor
6.5. Diaphragm Pressure Tank Connect one PE terminal to the green ground lead from the The EZ Boost controller is designed to work with a 2 gal. pump and one to the ground lead from the main power diaphragm tank. Install a diaphragm tank to insure that the supply. -
Page 11: Parrallel Connection
When connecting BMQE pumps in parallel as sized generator. The generator must be sized 50% above shown in fig. 5, a separate EZ Boost controller must be used the pumps P1 (input power) values. See following chart. on each BMQE. Set the pressure on one BMQE 10 PSI lower than the other. - Page 12 The green and red indicator lights in the on/off button 7.2.3 Pressure setting indicate pump operating condition as follows: The two arrow buttons on the EZ Boost controller front are used for the pressure setting, see fig. 8. Indication Description Green indicator light perma- The system is operational.
-
Page 13: Alarms
The alarm functions indicated on the the motor speed is within 1000 rpm of the max speed the EZ Boost controller front are described in the following EZ Boost controller stops the pump and declares a dry run sections. alarm. - Page 14 Instructions EZ Boost System Possible cause Remedy Pos. Indication Description The pump performance is too Replace the pump with a +24 V overload Permanent red light when the high compared to the inlet smaller one. internal 24 VDC supply is over- yield.
-
Page 15: Built-In Protection
7.4.1. Restarting the BMQE pump To identify the cause of the service alarm, it is necessary to To reset the EZ Boost BMQE, switch off the electricity sup- remove the front cover from the EZ Boost controller. Fit the ply for 1 minute. -
Page 16: R100
When the communication between the R100 and for the installer and as an excellent troubleshooting tool. Controller has been established, the red indicator light Grundfos highly recommends the use of one for diagnos- in the On/Off button will flash. ing problems and accessing system information unavail- able through other means. - Page 17 • That the control indicator LED is is on. No alarm is indicated. flashing. If not, the EZ Boost controller is defective. • That the system pressure is 7 PSI below the pressure setting.
- Page 18 Yes: The mains supply is OK. Is the LED “No contact to pump” of the new EZ Boost controller also on? Yes: The EZ Boost controller is OK. Go to point e). No: The EZ Boost controller which was removed is defective.
- Page 19 “No contact to EZ Boost controller is different. has been given a number, this number pump”. is stored in both the BMQE and EZ Boost controller. A new EZ Boost controller or BMQE may not have a number corresponding to the number stored in the previous unit.
- Page 20 5 is above 100 mA. Disconnect the sensor in order to determine if it is defective. Replace defective sensor. No: The load is OK, but the EZ Boost controller sensor input may be defective. 14. The pump is operating on/off.
-
Page 21: Instruments
SQ/SQE/SQE-NE 03A and SQ/SQE/SQE-NE05B and SQ/SQE/SQE-NE1.0C and All models 05A models 07B models 1.5C models Sensor defective 4-20 mA (the value is stored in the EZ Boost controller) Overload 5.2 A 8.4 A 12.0 A 12.0 A Over temperature Stop limit:... -
Page 22: Pressure Sensor Voltage Chart
System 10. Pressure sensor voltage chart Voltage to pressure chart for EZ Boost pressure sensors. Measure DC voltage between Sensor IN and Sensor Ground. Voltages less than 2 or greater than 10 indicate an incorrectly wired or a faulty sensor. - Page 23 GRUNDFOS’ liability under this warranty shall be limited to repairing or replacing at GRUNDFOS’ option, without charge, F.O.B. GRUNDFOS’ factory or authorized service sta- tion, any product of GRUNDFOS’ manufacture. GRUNDFOS will not be liable for any costs of removal, installation, transportation, or any other charges which may arise in connection with a warranty claim.
- Page 24 Thinking ahead makes it possible Innovation is the essence L-EZ-TL-001 3/08 (US) Subject to alterations Grundfos Pumps Corporation Grundfos Canada, Inc. Bombas Grundfos de Mexico, S.A. de C.V. 17100 W. 118th Terrace 2941 Brighton Road Boulevard TLC #15 Olathe, KS 66061 Oakville, Ontario...
Need help?
Do you have a question about the EZ Boost and is the answer not in the manual?
Questions and answers