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Bosch Highflow 17e Installation Manual

Ys1770ra series, ys2170ra series, ys2670rabz, ys2670ra series
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Invented for life
(YS1770RA series, YS2170RA series, YS2670RABZ, YS2670RA series)

INSTALLATION MANUAL

This appliance must be installed in accordance with the manufacturer's installation instructions, AS5601,
AS/NZS3500.4, AS3000 wiring regulations and all Local Building, Water and Gas fitting regulations.
To be installed and serviced only by an authorised person
This appliance is not suitable for use as a pool heater
The "authorised installing person" is responsible for :
1.
Correct commissioning of this appliance.
2.
Ensure unit performs to the specifications stated on the rating label.
3.
Demonstrate operation of unit to customer before leaving.
4.
Hand these instructions to customer.
Failure to install this appliance in accordance with these installation instructions may void warranty
Rev. 10/11
Installation/Operating Instructions
MODELS
Bosch 17e
Bosch 21e
Bosch 25e
Bosch 26e
1

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Table of Contents
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  Summary of Contents for Bosch Highflow 17e

  • Page 1: Installation Manual

    Installation/Operating Instructions Invented for life MODELS Bosch 17e Bosch 21e Bosch 25e Bosch 26e (YS1770RA series, YS2170RA series, YS2670RABZ, YS2670RA series) INSTALLATION MANUAL This appliance must be installed in accordance with the manufacturer’s installation instructions, AS5601, AS/NZS3500.4, AS3000 wiring regulations and all Local Building, Water and Gas fitting regulations.
  • Page 2: Table Of Contents

    Installation/Operating Instructions Invented for life INDEX Page Number INTRODUCTION DIMENSIONS TECHNICAL DATA APPLIANCE LOCATION COMPONENT DETAILS GAS CONNECTION COLD WATER CONNECTION HOT WATER CONNECTION ELECTRICAL CONNECTION PRE-SET TEMPERATURE TEMPERATURE SELECTOR PAD INSTALLATION TEMPERATURE SELECTOR PAD WIRING TEMPERATURE CONTROL OPERATION COMMISSIONING AND TESTING TEMPERATURE SETTING USER SAFETY INSTRUCTIONS IN CASE OF DIFFICULTIES...
  • Page 3: Introduction

    50°C for safety. To ensure compliance with Australian Standard AS/NZS 3500.4, in the bathroom area, this may be achieved by using a Bosch appliance limited to 50°C or using a Bosch appliance with a delivery temperature greater than 50°C and installed with a tempering valve (high performance).
  • Page 4: Dimensions

    Installation/Operating Instructions Invented for life DIMENSIONS YS1770RA series, YS2170RA series YS1770RA series YS2170RA series DIMENSIONS YS2670RA series, YS2670RABZ...
  • Page 5: Technical Data

    Installation/Operating Instructions Invented for life TECHNICAL DATA Nominal hourly gas consumption by proportional gas control: Natural Gas LP Gas 135 Mj/hr 135 Mj/hr 170 Mj/hr 170 Mj/hr 200 Mj/hr 200 Mj/hr 200 Mj/hr 200 Mj/hr Test Point Pressure: Natural Gas Natural Gas LP Gas LP Gas...
  • Page 6: Appliance Location

    Installation/Operating Instructions Invented for life POSITION FOR INSTALLATION The heater must be installed by using a fixing method sufficient to hold the 21Kg weight of unit (see the technical sheet for dimensions of mounting brackets and positions) N.B.: On combustible surfaces e.g. weatherboards etc. it is not required to install a fire proof back board.
  • Page 7: Component Details

    Installation/Operating Instructions Invented for life COMPONENT DETAILS • YS1770RA series, YS2170RA series Flue terminal Antifrost heater High-limit switch Empty heating prevention device Thermal fuse Over-heat prevention device Ignition plug Flame rod Burner manifold Flame failure safety device Remote Control Connections Hot-water temperature change connector Water flow rate adjusting valve Gas solenoid valve set...
  • Page 8 Installation/Operating Instructions Invented for life • YS2670RA series, YS2670RABZ Flue terminal Antifrost heater High-limit switch Empty heating prevention device Thermal fuse Over-heat prevention device Ignition plug Burner manifold Flame rod Flame failure safety device Remote Control Connections Hot-water temperature change connector Water flow rate adjusting valve Gas solenoid valve set Earth leakage breaker...
  • Page 9: Gas Connection

    Installation/Operating Instructions Invented for life GAS CONNECTION (1) Fit a union to the water heater gas inlet for easy connection and removal. The thread diameter is 20 mm. THIS DOES NOT INDICATE THE SIZE OF THE GAS SUPPLY. (2) Fit an AGA / NZGA approved isolating gas cock in the supply line adjacent to the water heater gas connection.
  • Page 10: Hot Water Connection

    Installation/Operating Instructions Invented for life HOT WATER CONNECTION TO WATER HEATER. Refer to Technical Sheet for position of connection. The outlet connection is 20 mm (3/4" BSP) MALE thread, and requires an isolating union to allow for removal of the unit. Keep the pipe lengths to a minimum, and make sure that the pipework is well insulated as correct performance of the appliance is dependent on properly insulated pipework.
  • Page 11: Pre-Set Temperature

    Invented for life PRE-SET TEMPERATURE The Bosch water heaters are factory pre-set to operate at 55°C (or 50°C on 50 degree model) without temperature selector pads. The pre-set temperatures can be altered to 60°C or 75°C, (or 42°C on 50 degree limited unit) by changing the setting of the CPU or by using the temperature bridges supplied.
  • Page 12: Temperature Control Operation

    Installation/Operating Instructions Invented for life 3 Connect one end of the cable to the back of the controller using the terminal points provided. Run the cable from each controller back to the hot water unit. Push the cable up through the electrical cord hole located at the base of the unit.
  • Page 13: Temperature Setting

    Installation/Operating Instructions Invented for life SETTING THE TEMPERATURE USE BRIDGES PROVIDED Use the bridges provided to change the temperature as indicated in the table…. Remote controller less Unit Factory Setting Bridge A Bridge B YS1770RA YS2670RA 55°C 75°C 60°C YS1770RAH YS2670RAH YS2670RABZ YS2170RA...
  • Page 14 Installation/Operating Instructions Invented for life Step 2: Turn off power to unit. Step 3: Insert bridge into plastic clip between the controller terminals Step 4: Turn power back on Unit is now set as per the table on the previous page.
  • Page 15: User Safety Instructions

    IN CASE OF DIFFICULTIES If the Bosch water heater ceases to operate, please check that the electricity supply is available. (Check for display of temperature at control pad or plug in a portable appliance.) Also check that the gas supply is turned on.
  • Page 16: Water Quality

    WATER QUALITY All Bosch water heating appliances are constructed from high quality materials and components and all are certified for compliance with relevant parts of Australian and New Zealand gas, electrical and water standards. Whilst Bosch water heaters are warranted against defects, the warranty is conditional upon correct installation and use, in accordance with detailed instructions provided with the heater.
  • Page 17: Manufacturer's Warranty

    NOTE: Any service call costs incurred by the owner or user of the hot water unit for any matter not covered by the terms of this warranty will not be reimbursed by Bosch, even if those costs are incurred during the warranty period. If the hot water unit is located outside the usual operating area of a Bosch service agent, the agent’s travel, freight or similar costs are not covered by this...
  • Page 18 (b) All warranty service calls must conducted by an authorised Bosch service agent. (c) Invoices for attendance and repair of a hot water unit by third parties not authorised by Bosch will not be accepted for payment by Bosch.