6720606990-0701_(Remote control).fm Page 1 Tuesday, January 30, 2007 10:07 AM Bosch Remote Control for 6 720 606 990 (07.
6720606990-0701_(Remote control).fm Page 2 Tuesday, January 30, 2007 10:07 AM Contents Contents 1 Declaration of conformity FCC 3 2 Remote control data 4 3 Parts supplied 4 4 4.1 4.2 4.6 4.7 Using the remote control 4 Description of the LCD 4 Remote control transceiver PCB installation 5 Remote control activation 7 AF board 7 SU board 8 Hot water temperature adjustment by remote control 9 "Program" button on the remote control 9 "Priority" function 10 Error messages 11 5 5.1 5.2 5.
6720606990-0701_(Remote control).fm Page 3 Tuesday, January 30, 2007 10:07 AM Safety instructions Safety instructions 1 Declaration of conformity FCC B Read the following instructions very carefully to ensure correct operation. This device meets the requirements of FCC Directives. B Follow safety instructions. Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
6720606990-0701_(Remote control).fm Page 4 Tuesday, January 30, 2007 10:07 AM Remote control data 2 Remote control data Remote control for temperature adjustment of Bosch water heaters GWH635-ES/ESO/250 SX/250SXO/ 2400E/2400EO. 1 2 3 4 Remote control Remote control transceiver PCB Support block PCB connection cable 4 Using the remote control 4.1 Description of the LCD Technical Data: Battery power supply Alkaline AA LR 6 2 x 1.
6720606990-0701_(Remote control).fm Page 5 Tuesday, January 30, 2007 10:07 AM Using the remote control 4.2 Remote control transceiver PCB installation Warning: For safety reasons, disconnect the power supply to the water heater before performing installation. Pre-installation preparation B Disconnect power supply to heater. 2) being careful not to damage the foam sealant material on it. B Remove control unit auxiliary cover (Fig. 3, pos. 4).
720606990-0701_(Remote control).fm Page 6 Tuesday, January 30, 2007 10:07 AM Using the remote control B While holding the board in one hand or resting it on a flat surface, remove the front cover of the control board by removing its 4 screws. Remote control transceiver PCB installation B Remove the protective cover (Fig. 5, pos. 2) from one face of the support and attach it to the main PCB as shown in Fig. 6. Fig.
6720606990-0701_(Remote control).fm Page 7 Tuesday, January 30, 2007 10:07 AM Using the remote control B Replace the control unit cover with the 4 Philips head screws (Fig. 5, pos. 1). B Slide control unit back into heater. B Plug 2 yellow electrode wires from the top of the control unit back onto the ignition electrodes (Fig. 3, pos. 3). i Wire polarity does not matter on the electrode wires. B Pull end of power cord to take up excess slack and tighten retaining nut on the bottom of the heater.
6720606990-0701_(Remote control).fm Page 8 Tuesday, January 30, 2007 10:07 AM Using the remote control while turning on the power switch (I). Release program key when LCD displays “188”. LCD shows “P2”. If not, repeat previous step. B Select “P3” using buttons on heater. and B Press and hold Program key or again for 1 sec. LCD shows one number and one rotating digit. If not, repeat previous step.
6720606990-0701_(Remote control).fm Page 9 Tuesday, January 30, 2007 10:07 AM Using the remote control temperature indication is shown on the remote control LCD. B Switch ON/OFF switch to “OFF” position (0) and then back on (I). B Press buttons or in order to reach requested temperature. New remote control is programmed. 4.4 Hot water temperature adjustment by remote control B Press the buttons or on the remote control (Fig. 8, pos.
6720606990-0701_(Remote control).fm Page 10 Tuesday, January 30, 2007 10:07 AM Using the remote control B Press the "Program" button on the remote control. Fig. 9 Memorizing water temperature B Only one temperature per remote control can be memorized using the "Program" button on the remote control. B At this point the remote control will display the memorized temperature . When the hot water tap is turned on, the water heater will supply hot water at the temperature memorized on the remote control.
6720606990-0701_(Remote control).fm Page 11 Tuesday, January 30, 2007 10:07 AM Using the remote control use (e.g. a shower). Then, when the hot water is used (e.g. for a shower), the heater's display and additional remote control displays will show the symbol " ". The temperature may only be modified using the same buttons that memorized it (depending on whether the control panel or the remote control was used). The priority device will not have the symbol " ".
6720606990-0701_(Remote control).fm Page 12 Tuesday, January 30, 2007 10:07 AM Troubleshooting 5 Troubleshooting 5.1 Replacing batteries 5.2 Cleaning When batteries are weak, the symbol (Fig. 2, pos. 5) will appear on the display. Use a damp cloth to clean parts of the remote control. Do not use abrasive or solvent-based detergents. B Remove the two screws on the back of the remote control. 5.3 B Open the battery housing and remove the batteries, then replace with new AA LR6 1.
6720606990-0701_(Remote control).fm Page 13 Tuesday, January 30, 2007 10:07 AM Troubleshooting B Double check all wire connections made under section 4.2 of the remote control manual. Pay close attention to the wire connecting the remote's PCB to the heater's main PCB. 3. Remote display shows "- -" only B Verify the water heater's ON/OFF switch is turned to the ON (I) position. If the water heater's display is still blank, verify the heater is plugged into a live 120VAC/ 60Htz properly grounded outlet.
6720606990-0701_(Remote control).fm Page 14 Tuesday, January 30, 2007 10:07 AM Troubleshooting 5. Remote will not memorize desired temperature setting B Verify that the remote control "program" button is depressed until the remote display reads "Pr". i Memorization of a selected temperature only saves to the device on which it was originally programmed. To retrieve a memorized temperature setting, you must use the device with which it was programmed. 6.
6720606990-0701_(Remote control).
6720606990-0701_(Remote control).fm Page 16 Tuesday, January 30, 2007 10:07 AM BBT NORTH AMERICA Bosch Group Bosch Water Heating 340 Mad River Park Waitsfield, Vermont 05673 800 642-3111 (802) 426-6924 For service, see contact information listed on the back of the water heater’s installation manual.