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6720606990-0701_(Remote control).fm Page 1 Tuesday, January 30, 2007 10:07 AM
Bosch Remote Control for
GWH-635-ES/ESO/250SX/250SXO/2400E/2400EO
6 720 606 990 (07.01) JS
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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 Using the remote control 4 4.1 Description of the LCD 4 4.2 Remote control transceiver PCB installation 5 4.3 Remote control activation 7 4.3.1 AF board 7 4.3.2 SU board 8 4.4 Hot water temperature adjustment by remote control 9 4.5 "Program" button on the remote control 9 4.6 "Priority" function 10 4.7 Error messages
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6720606990-0701_(Remote control).fm Page 3 Tuesday, January 30, 2007 10:07 AM Safety instructions Safety instructions 1 Declaration of con- formity FCC B Read the following instructions very carefully to ensure correct This device meets the requirements of operation. FCC Directives. B Follow safety instructions. Caution: Any changes or modifications not Caution: The expressly approved remote control can by the party be used only in the responsible for following countries: complian
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6720606990-0701_(Remote control).fm Page 4 Tuesday, January 30, 2007 10:07 AM Remote control data 1 Remote control 2 Remote control data 2 Remote control transceiver PCB Remote control for temperature adjust- 3 Support block 4 PCB connection cable ment of Bosch water heaters GWH- 635-ES/ESO/250 SX/250SXO/ 4 Using the remote con- 2400E/2400EO. trol Technical Data: 4.1 Description of the LCD Alkaline AA LR 6 Battery power supply 2 x 1.5V Frequency 915 MHz Type of IP X6 protection User range
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6720606990-0701_(Remote control).fm Page 5 Tuesday, January 30, 2007 10:07 AM Using the remote control 2) being careful not to damage the 4.2 Remote control trans- foam sealant material on it. ceiver PCB installation B Remove control unit auxiliary cover Warning: For safe- (Fig. 3, pos. 4). ty reasons, discon- B Remove the two electrical strip nect the power connectors inside the auxiliary cover supply to the water (Fig. see diagram below) and then heater before per- loosen the 110V power
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6720606990-0701_(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. 6 Support correct position B Using the supplied cable connect between the main
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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 4.3 Remote control the 4 Philips head screws (Fig. 5, activation pos. 1). Before the remote B Slide control unit back into heater. control will work, it must i B Plug 2 yellow electrode wires from be activated using the the top of the control unit back onto procedure described the ignition electrodes (Fig. 3, pos. below with the operator 3). standing
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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). B Press buttons or in order Release program key when LCD to reach requested temperature. displays “188”. New remote control is programmed. LCD shows “P2”. If not, repeat 4.3.2 SU board previous step. B Connect power to heater. B Select “P3” using buttons and on heater. B Move the main switch on the appliance to the "OFF" (0) position. B Press and ho
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6720606990-0701_(Remote control).fm Page 9 Tuesday, January 30, 2007 10:07 AM Using the remote control temperature indication is shown on 4.5 "Program" button on the the remote control LCD. remote control B Switch ON/OFF switch to “OFF” Memorizing the water position (0) and then back on (I). temperature with the remote B Press buttons or in order control "Program" button to reach requested temperature. B Press the buttons or on New remote control is programmed. the remote control (Fig.
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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. The remote control display and heater display will now show the previously memorized temperature. When the hot water tap is turned on, the water heater will supply hot water after a few seconds, at the memorized temperature. Fig. 9 Memorizing water temperature 4.6 "Priority" function B Only one temperature per remote control can be memori
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6720606990-0701_(Remote control).fm Page 11 Tuesday, January 30, 2007 10:07 AM Using the remote control use (e.g. a shower). B Press and hold "" or "" to Then, when the hot water is used (e.g. select the desired temperature. for a shower), the heater's display and B Press and hold the "Program" but- additional remote control displays will ton until the symbol "Pr" appears on show the symbol " ". the remote control display. The temperature may only be modified B Use the hot water within two u
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6720606990-0701_(Remote control).fm Page 12 Tuesday, January 30, 2007 10:07 AM Troubleshooting 5 Troubleshooting 5.1 Replacing batteries 5.2 Cleaning Use a damp cloth to clean parts of the When batteries are weak, the symbol remote control. Do not use abrasive or (Fig.2, pos. 5) will appear on the solvent-based detergents. display. B Remove the two screws on the back 5.3 Troubleshooting of the remote control. 1. No display on remote control B Open the battery housing and remove the batteries,
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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 Large amounts of metal remote control manual. Pay close or concrete in the i attention to the wire connecting the structure may have a remote's PCB to the heater's main blocking effect on the PCB. remote's signal. This may alter the maximum 3. Remote display shows "- -" only distance allowable from B Verify the water heate
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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". Memorization of a se- lected temperature only i saves to the device on which it was originally programmed. To re- trieve a memorized tem- perature setting, you must use the device with which it was pro- grammed. 6. Priority " " symbol wi
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6720606990-0701_(Remote control).fm Page 15 Tuesday, January 30, 2007 10:07 AM Notes 6Notes 6 720 606 990 15
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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.
