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Installation & Maintenance Manual
Waste Water Heat Recovery Unit
Assure Vertical SHRU
These instructions are to be left with the user.
The Assure Vertical SHRU should only be installed by a competent
plumber who has the expertise to be guided by this manual.
Please read the entire manual before commencing the installation process.
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Summary of Contents for Baxi Assure Vertical SHRU
- Page 1 Assure Vertical SHRU These instructions are to be left with the user. The Assure Vertical SHRU should only be installed by a competent plumber who has the expertise to be guided by this manual. Please read the entire manual before commencing the installation process.
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Page 2: Table Of Contents
Contents Section Page Introduction Technical Data Installation Preparation Installation Maintenance Warranty Vert SHRU... -
Page 3: Introduction
(home owner), the installer, and sent to Baxi at the post or e-mail address shown on the back page. Building Control Officers may also request a copy. For the... -
Page 4: Technical Data
7. 90° Elbow - Female Ø50/Female Ø50 8. Mounting Bracket - 2 off 9. Installation & Maintenance Manual 10. SAP Label Baxi Assure SHRU Installation In addition it is strongly recommended to obtain two suitable SAP Label isolation valves to be installed on the mains inlet & pre-heated outlet pipework. -
Page 5: Installation Preparation
Installation Preparation Mains Cold System Principle Pre-heated Mains To Shower 1. The Assure Shower Heat Recovery Unit (SHRU) is a waste water heat recovery system (WWHRS) that recovers heat from the warm waste water when taking a shower. System A 2. - Page 6 location & Clearances 1. The Assure SHRU has been developed for dwellings with the bathroom on the second or higher floor, so that when taking a shower the wastewater flows under natural conditions through the heat exchanger installed on the floor below the bathroom. 2.
- Page 7 Design Flow Chart - Checklist 1. With reference to the information in this section, take into account the items in the checklist are required before the Assure SHRU is installed to ensure it is suitable for installation in the dwelling. Item Description Decision (tick...
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Page 8: Installation
Installation Contents of Pack 1. The Assure Vertical SHRU is supplied in two packs, one for the unit itself and the other containing various fittings - see Section 2.2 Fig. 1 on page 4. 1100mm Installing 1. Once a suitable position for the SHRU has been established mark two points on the wall 1100mm vertically apart (Fig. - Page 9 Installing (cont.) 6. Using the second the Ø50 to Ø43 adaptor connect the waste water outlet to the waste system of the property (Fig. 12). 7. Connect the pre-heated cold outlet (Fig. 13) & mains cold water inlet (Fig. 14) pipework. It is strongly recommended that this pipework incorporates suitable 90˚...
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Page 10: Maintenance
1. To avoid a lower efficiency in the longer term, it is recommended to clean the Assure Vertical SHRU. Over a period of time it is likely that the Assure Vertical SHRU will start to gather residue, to avoid this it is advised that it is flushed with a household drain cleaner. - Page 11 Vert SHRU...
- Page 12 Baxi Customer Support 0344 871 1545 Baxi Brooks House, Coventry Road, Warwick, CV34 4LL e&oe All descriptions and illustrations provided in this document have been carefully prepared but we reserve the right to make changes and baxi.co.uk improvements in our products which may affect the accuracy of the information contained in this leaflet.