Related Manuals for Worcester GB162
Summary of Contents for Worcester GB162
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Page 1: Installation Instructions
INSTALLATION INSTRUCTIONS CASCADE UNIT FOR WALL HUNG GAS-FIRED CONDENSING BOILER GB162-65/80/100 UK/IE... - Page 2 PRODUCT OVERVIEW Product overview 7214 6000-001.1TD Fig. 1 Overview of cascade frame Supports Connecting frame Main gas pipe Flow and return header Gas connection kit TL-inline Mounting bracket Boiler connection set TL-inline Boiler connection set TR-back-to-back Boiler assembly connection kit Gas connection kit TR-back-to-back Flange Low loss header...
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Page 3: Table Of Contents
CONTENTS CONTENTS Key to symbols ......4 Explanation of symbols ....4 General points . -
Page 4: Key To Symbols
KEY TO SYMBOLS KEY TO SYMBOLS EXPLANATION OF SYMBOLS WARNINGS Warnings in this document are framed and identified by a warning triangle which is printed on a grey background. Electrical hazards are identified by a lightning symbol surrounded by a warning triangle. -
Page 5: General Points
GENERAL POINTS GENERAL POINTS The installation instructions for cascade systems with GB162 appliances are provided to enable correct and easy installation. The modular cascade frame consists of a number of supports with connecting frames which are screwed together during installation. -
Page 6: Items Supplied With Unit
Boiler • Fig. 3 Items supplied with pump group Siphon • Worcester supplies cascade systems in TL and TR Installation instructions. • configurations: TL: INLINE INSTALLATION All boiler assemblies are in a line enabling an easy-to- monitor installation in a narrow room. - Page 7 ITEMS SUPPLIED WITH UNIT BEND SETS WITH LOW LOSS HEADER The GB162 cascade system can be installed in various configurations ( fig. 4). By using the bend set the low loss header can be installed at an angle to the boilers.
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Page 8: Dimensions
DIMENSIONS DIMENSIONS 6 720 648 720-003.1TD Fig. 5 Dimensions of cascade systems 1 TL-inline configuration Flow and return header TR-back-to-back installation Low loss header with bend set Low loss header, straight Enclosed welding flanges 6 720 648 720 (2011/07) - Page 9 DIMENSIONS Cascade Length [mm] Cascade Length [mm] system X1 + Y1 Width [mm] System X1 + Y1 Width [mm] 575 + 38 = 1100 + 38 = 1138 TR3, TR4 1100 + 42 = 1142 1625 + 38 = 1663 TR5, TR6 1625 + 45 = 1670...
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Page 10: Cascade Frame Installation
Use the set screws on the this. lower rear of the boiler to adjust it. B Connect the pump group ( GB162 Installation and CAUTION: service instructions). For TR-back-to-back configurations, both B Remove the protective yellow caps from the main gas pipe. -
Page 11: Installing The Insulation
CASCADE FRAME INSTALLATION B Repeat the above steps to install all boilers. B For 2½" and 3" low loss header: install the inserts in the outer insulation. For a 2½" low loss header: install B If required, seal off any unused connections of the the reducing inserts in the outer recesses [2]. - Page 12 01905 752571 LITERATURE: 0844 892 9800 TRAINING: 01905 752526 SALES: 01905 752640 Worcester, Bosch Group Cotswold Way, Warndon, Worcester WR4 9SW. Tel. 0844 892 9900 Worcester, Bosch Group is a brand name of Bosch Thermotechnology Ltd. worcester-bosch.co.uk 6 720 648 720...