Bosch Bosch 25e Operations Instructions

1Installation/Operating InstructionsInvented for lifeMODELSBosch 17eBosch 21eBosch 25eBosch 26e(YS1770RA series, YS2170RA series, YS2670RABZ, YS2670RA

10HOT WATER CONNECTION TO WATER HEATER.Refer to Technical Sheet for position of connection. The outlet connection is 20 mm (3/4"BSP) MALE thread,

11Installation/Operating InstructionsInvented for lifeTEMPERATURE SELECTOR PAD INSTALLATION DETAILSMain, Bathroom & Sub ControlSelect a suitable f

12Installation/Operating InstructionsInvented for lifeTEMPERATURE CONTROL OPERATIONTurn the main temperature selector ON by pressing the Operation swi

13Installation/Operating InstructionsInvented for lifeSETTING THE TEMPERATUREUSE BRIDGES PROVIDEDUse the bridges provided to change the temperature as

14Installation/Operating InstructionsInvented for lifeStep 2: Turn off power to unit.Step 3: Insert bridge into plastic clip between the controller t

15Installation/Operating InstructionsInvented for lifeUSER SAFETY INSTRUCTIONSPLEASE CAREFULLY READ THIS USER INSTRUCTION BEFORE USE.You have selected

16WATER QUALITYAll Bosch water heating appliances are constructed from high quality materials andcomponents and all are certified for compliance with

17Robert Bosch (Australia) Pty Ltd (Bosch)Manufacturer’s Warranty(Applicable for purchases from 1 January 2012)All Bosch hot water units are carefully

18(d) Repair or replacement of the hot water unit or any parts under this warranty does notlengthen or renew the warranty period. (e) This warranty i

2Page NumberINTRODUCTION 3DIMENSIONS 4TECHNICAL DATA 5APPLIANCE LOCATION 6COMPONENT DETAILS 7GAS CONNECTION 9COLD WATER CONNECTION 9HOT WATER CONNECTI

3This Bosch water heater is an external, electronically controlled gas water heater.This Bosch appliance is supplied set to operate without temperatur

4DIMENSIONS YS1770RA series, YS2170RA seriesInstallation/Operating InstructionsInvented for life510∼51248445204875421010120608413397403710940573110851

5Installation/Operating InstructionsInvented for lifeTECHNICAL DATA Nominal hourly gas consumption by proportional gas control:17e21e26e135 Mj/hr170 M

6Use as a guide only. Refer to AS5601 or local gas fitting rules for specific locationsT=Flue terminalI=Mechanical air inletM=Gas meterW=WindowShaded

7Installation/Operating InstructionsInvented for lifeCOMPONENT DETAILSEarth leakage breakerFlue terminalAntifrost heaterHigh-limit switchEmpty heating

8Installation/Operating InstructionsInvented for lifeHot-water temperature change connectorPrinted circuit boardGas solenoid valve setIgnition plugRem

9Installation/Operating InstructionsInvented for lifeGAS CONNECTION(1) Fit a union to the water heater gas inlet for easy connection and removal. Th