Redring SB Trouble Shooting All Models Redring SB Professional On Wall Boiling Water Heater Models: 1070800E 1070810E 1070815E 1070820E 1070825E 1070830E 1070835E Page 1 of 8 2.5 ltr 5 ltr 7.
Redring SB Contents Subject Page General Product Operation......................................................................2 Spares Diagram and List.........................................................................3 Unit Dimensions.......................................................................................3 Problem Solving......................................................................................4 Tank Access...............................................................
Redring SB OVERSINK BOILING Spare parts and diagrams for location and installation dimensions.
Redring SB Problem Solving Symtom Solution Unit filling to low level but not heating 1. Possible faulty PCB 2. Check Element 3. Check all wiring connections Unit not filling 1. Check top probe (No.11 page 3) and ensure that the probe is not in contact with tubing. Also check for scale build up. 2. Check solenoid valve (No.1 page 3) with multimeter set to K Ohms scale, it should read between 3.9 - 4.2. 3. Check water supply. 4.
Redring SB Tank access and replacing parts Task Operation Front cover removal 1. Turn power and water off 2. Drain unit via tap, be carefull of boiling water. 3. Remove the tap assy by unscrewing counter-clockwise 4. Undo self-tapping screws, 2 at top and 2 at bottom of case. Remove the cover by drawing towards you. Replace Solenoid 1. Directions as above in Cover Removal. 2. Disconnect wires to valve. 3. Disconnect the water fitting attached to valve. 4. Unscrew securing screws fixing valve.
Redring SB Tank access and replacing parts con’t. Task Operation Replace Thermistor Steam Sensor 1. Directions as above in Cover Removal. 2. Remove PCB cover plate. 3. Remove the thermistor. 4. The probe end of the thermistor pushes into the condensor tube so that the tip just covers the hole drilled in the condensor tube. 5. Re-connect the sensor to the PCB at either NTC 1 or NTC 2, in any order.
Redring SB Notes Page 7 of 8
Redring SB Applied Energy Products Ltd, Morley Way, Peterborough. PE2 9JJ.
