6720606990-1005_(Remote control).fm Page 1 Thursday, July 1, 2010 11:46 AM Bosch Remote Control For: GWH 635 ES/635 ESO/250SX/250SXO/2400E /2400EO/2400ES/2700ES/715ES/C800ES/C920ES /C920ESC/EVOLUTION 500/INTEGRA 500/C1210ES /C1210ESC/C1050ES/940ES/940ESO/830ES 6 720 606 990 (2010/05) US 6720606990-00.
6720606990-1005_(Remote control).fm Page 2 Thursday, July 1, 2010 11:46 AM Contents Contents 1 FCC Declaration of conformity 3 2 Remote control data 4 3 3.1 Remote control Kit Parts supplied 4 4 4 Remote control installation for: GWH 635 ES/GWH 635 ESO /250SX/250SXO/2400E /2400EO 5 Remote control transceiver PCB installation 5 Remote control activation 7 AF board 7 SU board 8 5 5.1 5.2 4.1 4.2 4.2.1 4.2.2 2 6 6.1 6.
6720606990-1005_(Remote control).fm Page 3 Thursday, July 1, 2010 11:46 AM Safety instructions Safety instructions 1 FCC Declaration of conformity 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.
6720606990-1005_(Remote control).fm Page 4 Thursday, July 1, 2010 11:46 AM Remote control data 2 Remote control data Remote control for temperature adjustment of Bosch water heaters. 3 Remote control Kit 3.1 Parts supplied Technical Data: Battery power supply Alkaline AA LR 6 2 x 1.5V Frequency 903 MHz Type of protection IP X6 User range 98 ft (30 m) Further Information: Remote control Up to 6 remote controls can be programmed for one single appliance. Fig.
6720606990-1005_(Remote control).fm Page 5 Thursday, July 1, 2010 11:46 AM Remote control installation 4 Remote control installation for: GWH 635 ES/GWH 635 ESO/250SX/250SXO/2400E/2400EO 4.1 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. B Remove plastic decals on front panel.
720606990-1005_(Remote control).fm Page 6 Thursday, July 1, 2010 11:46 AM Remote control installation the top of the control unit (Fig. 2, pos. 3). Then pull the complete control unit forward and out of the heater, pull up the power supply cord further if more slack is needed. B Remove the other protective paper and attach the remote control PCB as shown in Fig. 5. B While holding the unit in one hand or resting it on a flat surface, remove the front cover of the control unit by removing the 4 screws.
6720606990-1005_(Remote control).fm Page 7 Thursday, July 1, 2010 11:46 AM Remote control installation B Replace the control unit cover with the 4 Philips head screws (Fig. 3, 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. Ensure all connections are secure and tight (Fig. 2, pos. 3). i Wire polarity does not matter on the electrode wires.
6720606990-1005_(Remote control).fm Page 8 Thursday, July 1, 2010 11:46 AM Remote control installation B On heater control panel press and hold Program key or while turning on the power switch (I). Release program key when LCD displays “188”. B Switch power switch on the appliance to the "OFF" (0) position and then back "ON" (I). LCD shows “P2”. If not, repeat previous step. New remote control is programmed. B Select “P3” using buttons on heater.
6720606990-1005_(Remote control).fm Page 9 Thursday, July 1, 2010 11:46 AM Remote control installation simultaneously press remote control buttons and until the 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.
6720606990-1005_(Remote control).fm Page 10 Thursday, July 1, 2010 11:46 AM Remote control installation 5 Remote control installation for: GWH C920 ES/GWH C920ESC /GWH C800 ES/GWH 715 ES/ GWH 2700 ES/GWH2400ES/EVOLUTION500/INTEGRA500/ C1210ES/C1210ESC/C1050ES/940ES/940ESO/ 830ES 5.1 Remote control transceiver PCB installation the electronic board (PCB) (Fig. 7, pos.2). Warning: For safety reasons, disconnect the power supply to the water heater before performing installation.
6720606990-1005_(Remote control).fm Page 11 Thursday, July 1, 2010 11:46 AM Remote control installation Remote control transceiver PCB installation remote control PCB as shown in Fig. 9. B Place the remote control PCB in the back cover of the control unit as shown in Fig. 8. Fig. 9 B Reassemble all parts in the reverse order. Fig. 8 5.
6720606990-1005_(Remote control).fm Page 12 Thursday, July 1, 2010 11:46 AM Remote control installation B On heater control panel, press and hold Program key while pressing the ON/OFF button to ON. Release program key when LCD displays “188”. B Press ON / OFF button on the appliance to OFF position and then back ON. LCD shows “P2”. If not, repeat previous step. New remote control is programmed. 1. Press the B Press buttons or desired temperature. to reach button on the heater to select "P3".
6720606990-1005_(Remote control).fm Page 13 Thursday, July 1, 2010 11:46 AM Remote control 6 Remote control 6.1 Description of the LCD appears on the remote control display (Fig. 11, pos. 1). B When the required temperature is displayed, turn on the hot water tap. B The required temperature will flash on the remote control display. B The flashing will stop when the required temperature is reached (tolerance from selected set point +/ -5°F (+/- 2°C). Fig. 10 1 2 3 4 5 6 7 6.
6720606990-1005_(Remote control).fm Page 14 Thursday, July 1, 2010 11:46 AM Remote control control (Fig. 12, pos. 3) for 3 seconds. i Note: Previously saved temperature may show on the display when first pushing the program button. Once "PR" shows on the display, the desired setting will be saved. i Up to six addition remote controls can be used to memorize a temperature for each remote control.
6720606990-1005_(Remote control).fm Page 15 Thursday, July 1, 2010 11:46 AM Remote control 6.4 i "Priority" function Temperature cannot be memorized or changed using the heater's control panel buttons or a second remote control when hot water is in use (e.g. during a shower) The "Priority" function will automatically activate to stop another user from modifying the temperature when hot water is in use.
6720606990-1005_(Remote control).fm Page 16 Thursday, July 1, 2010 11:46 AM Troubleshooting i 6.5 "Priority" cannot be acquired while the hot water tap is open. 7.1 Troubleshooting Replacing batteries When batteries are weak, the low battery symbol (Fig. 10, pos. 5) will appear on the display. B Remove the two screws on the back of the remote control. B Open the battery housing and remove the batteries, then replace with new AA 1.5V batteries, ensuring they are inserted correctly.
6720606990-1005_(Remote control).fm Page 17 Thursday, July 1, 2010 11:46 AM Troubleshooting i If not used for a few minutes, the remote's display will go blank to save the batteries. B Simply press any button on the remote to bring up the display. 2. Remote control will not activate / no number with rotating digit B Verify there is proper voltage to the water heater (120VAC/60Htz). B Verify the remote is within the maximum distance from the water heater of 98 feet.
6720606990-1005_(Remote control).fm Page 18 Thursday, July 1, 2010 11:46 AM Troubleshooting • If an error code is generated immediately after the installation of the remote control transceiver PCB, ensure that the electrical connectors (Fig. 9) on the main PCB are properly seated. • Error code may not be resettable. Consult water heater's installation manual or www.boschpro.com for further troubleshooting on error codes. 5.
6720606990-1005_(Remote control).
6720606990-1005_(Remote control).fm Page 20 Thursday, July 1, 2010 11:46 AM 6720606990 BOSCH THERMOTECHNOLOGY CORPORATION 50 Wentworth Avenue Londonderry, NH 03053 Tel. 866-330-2730 www.boschpro.com For service, see contact information listed on the back of the water heater’s installation manual.
