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Varipoint cover qxd:Varipoint cover qxd
22/8/08
11:14
Page 1
Installation, Maintenance
and User Instructions
ZIP Varipoint III
Models VP303, VP503
VP803, VP953
direct unvented water heaters
Issued August 2008
Please read these instructions carefully before commencing installation
Zip Heaters (UK) Ltd
of the Varipoint unvented water heater.
14 Bertie Ward Way
Please leave these instructions with the end user after installation.
Dereham Norfolk NR19 1TE
Telephone 0845 602 4533
Facsimile 01362 692448
www.zipheaters.co.uk
info@zipheaters.co.uk
The terms 'Zip' and 'Varipoint' are registered trademarks.
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Summary of Contents for Zip VP303
- Page 1 Varipoint unvented water heater. 14 Bertie Ward Way Please leave these instructions with the end user after installation. Dereham Norfolk NR19 1TE Telephone 0845 602 4533 Facsimile 01362 692448 www.zipheaters.co.uk info@zipheaters.co.uk The terms ‘Zip’ and ‘Varipoint’ are registered trademarks.
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Page 2: Table Of Contents
The Zip Varipoint must be installed in accordance with these instructions and all current legislation, codes of practice and regulations governing the installation of unvented hot water cylinders in force at the time of installation. Zip Varipoint III Installation, Maintenance and User Instructions - August 2008... -
Page 3: Specification
WRAS (Water Regulations Advisory Scheme) Water Fitting and Materials Directory. Models: Capacity: Heat up time: Re-heat time: (litres) (15 to 65ºC) (70% volume) minutes minutes VP303 VP503 VP803 VP953 Zip Varipoint III Installation, Maintenance and User Instructions - August 2008... -
Page 4: Dimensions
Combined pressure reducing valve and strainer Expansion relief and check valve Balanced cold water take off Expansion vessel Tee piece and drain valve Temperature control Neon indicator Service valve (not supplied) Zip Varipoint III Installation, Maintenance and User Instructions - August 2008... -
Page 5: Installation Requirements
Prior to installation the Zip Varipoint should be kept upright in its original packaging and handled with care always lifting from underneath. The Zip Varipoint should be stored in a covered, dry area protected at all times from the weather. - Page 6 An isolating valve must be fitted to the cold water supply to the inlet manifold. The Zip Varipoint is designed for use with a supply pressure up to 12 bar. For supply pressures exceeding 12 bar an additional pressure reducing valve must be fitted in the cold water supply to the unit.
- Page 7 (3.9d gives alternative points of discharge) Fixed grating Metal discharge pipe (D2) from tundish, with continuous fall. See 3.9d i-iv. Table 1 and worked example Trapped gulley Zip Varipoint III Installation, Maintenance and User Instructions - August 2008...
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Page 8: Positioning
18 up to 27 Positioning The Zip Varipoint should be installed vertically with the electrical cover panel and water connections underneath. The unit is designed to be wall mounted using the wall fixings supplied with the product. Ensure that the wall where the unit is to be located is sufficiently strong to support the full weight of the unit (see dimensions) and capable of accepting suitable fixings. -
Page 9: Plumbing
Varipoint qxd:Varipoint qxd 22/8/08 11:09 Page 8 Fix the Zip Varipoint hot water cylinder locating bracket to the wall with suitable fixings as shown in the diagram and table of dimensions below. All dimensions (mm) Min. 250 (mm) (mm) (mm) -
Page 10: Electrical
Check all electrical connections for security and tightness before replacing the electrical cover panel. Zip Varipoint III Installation, Maintenance and User Instructions - August 2008... -
Page 11: Commissioning
13. Allow the heater to reach the selected temperature when the pilot light will extinguish. Check the water temperature and re-check water connections adjusting as necessary 14. Pass these instructions to the person responsible for the building management Zip Varipoint III Installation, Maintenance and User Instructions - August 2008... -
Page 12: Maintenance Precautions
Maintenance Precautions 1. The Zip Varipoint is an unvented electric water heater and a competent person, familiar with unvented systems, should carry out all servicing and maintenance 2. Do not remove the electrical cover panel whilst the unit is connected to the electrical supply 3. -
Page 13: Fault Finding
Over temperature See fault “Over temperature cut-out has operated cut-out operates” above Faulty element Check and replace as necessary Thermostat failure Check and replace as necessary Zip Varipoint III Installation, Maintenance and User Instructions - August 2008... -
Page 14: Draining
3. Drain the heater as described in “Draining” 4. Disconnect the cold water inlet connection from the manifold assembly 5. Disconnect the hot water supply pipe from the heater outlet 6. Remove the heater Zip Varipoint III Installation, Maintenance and User Instructions - August 2008... -
Page 15: Warranty
Furthermore, this warranty does not displace any statutory warranty, but, to the extent to which Zip is entitled to do so, the liability of Zip under any statutory warranty will be limited at Zip's option to the replacement of the appliance or...
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