Bosch indoor residential and commercial models tankless water heaters temperature modulated with electronic ignition suitable for heating potable water and space heating, natural & liquefied petroleum (lp) gas (72 pages)
Temperature modulated with electronic ignition suitable for heating potable water only - not approved for space heating purposes (intended for variable flow applications) (36 pages)
6720606990-1005_(Remote control).fm Page 3 Thursday, July 1, 2010 11:46 AM Safety instructions Safety instructions FCC Declaration of conformity B Read the following instructions very carefully to ensure correct This device meets the requirements of operation. FCC Directives. B Follow safety instructions.
6720606990-1005_(Remote control).fm Page 4 Thursday, July 1, 2010 11:46 AM Remote control data Remote control data Remote control Kit Remote control temperature Parts supplied adjustment of Bosch water heaters. Technical Data: Alkaline AA LR 6 Battery power supply 2 x 1.5V...
6720606990-1005_(Remote control).fm Page 5 Thursday, July 1, 2010 11:46 AM Remote control installation Remote control installation for: GWH 635 ES/GWH 635 ESO/250SX/250SXO/2400E/2400EO Remote control trans- B Remove the 5 screws on the front retaining bar (see Fig. 2, pos. 1 and...
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6720606990-1005_(Remote control).fm Page 6 Thursday, July 1, 2010 11:46 AM Remote control installation the top of the control unit (Fig. 2, B Remove the other protective paper pos. 3). Then pull the complete and attach the remote control PCB control unit forward and out of the as shown in Fig.
6720606990-1005_(Remote control).fm Page 7 Thursday, July 1, 2010 11:46 AM Remote control installation B Replace the control unit cover with Remote control the 4 Philips head screws (Fig. 3, activation pos. 1). Before remote B Slide control unit back into heater.
6720606990-1005_(Remote control).fm Page 8 Thursday, July 1, 2010 11:46 AM Remote control installation B On heater control panel press and B Switch power switch hold Program key appliance to the "OFF" (0) position while turning on the power switch (I).
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6720606990-1005_(Remote control).fm Page 9 Thursday, July 1, 2010 11:46 AM Remote control installation simultaneously press remote control buttons 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).
6720606990-1005_(Remote control).fm Page 11 Thursday, July 1, 2010 11:46 AM Remote control installation Remote control transceiver PCB remote control PCB as shown in Fig. installation B Place the remote control PCB in the back cover of the control unit as shown in Fig.
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6720606990-1005_(Remote control).fm Page 12 Thursday, July 1, 2010 11:46 AM Remote control installation B On heater control panel, press and B Press ON / OFF button on the hold Program key while appliance to OFF position and then pressing the ON/OFF button to ON.
6720606990-1005_(Remote control).fm Page 13 Thursday, July 1, 2010 11:46 AM Remote control Remote control appears on the remote control dis- play (Fig. 11, pos. 1). Description of the LCD B When the required temperature is displayed, turn on the hot water tap.
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6720606990-1005_(Remote control).fm Page 14 Thursday, July 1, 2010 11:46 AM Remote control control (Fig. 12, pos. 3) for 3 Up to six addition remote seconds. controls can be used to memorize a temperature Note: Previously saved for each remote control.
6720606990-1005_(Remote control).fm Page 15 Thursday, July 1, 2010 11:46 AM Remote control "Priority" function The priority device will not have the symbol " ". Temperature cannot be To clear a device that is locked out with memorized or changed the "...
6720606990-1005_(Remote control).fm Page 16 Thursday, July 1, 2010 11:46 AM Troubleshooting "Priority" cannot Verify that the rubber acquired while the hot seal is correctly fitted water tap is open. between both plastic housing parts. Error messages B Close the battery housing using the This device has an error message two screws.
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6720606990-1005_(Remote control).fm Page 17 Thursday, July 1, 2010 11:46 AM Troubleshooting B Verify there is proper voltage to the If not used for a few water heater (120VAC/60Htz). minutes, the remote's B Verify the remote is within the display will go blank to maximum distance from the water save the batteries.
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6720606990-1005_(Remote control).fm Page 18 Thursday, July 1, 2010 11:46 AM Troubleshooting • If an error code is generated immedi- 6. Priority " " symbol will not ately after the installation of the clear remote control transceiver PCB, B Verify no hot water is being used ensure that the electrical connectors when trying to clear "priority"...
6720606990-1005_(Remote control).fm Page 19 Thursday, July 1, 2010 11:46 AM Notes Notes 6 720 606 990...
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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.