Electronically controlled instantaneous water heaters (24 pages)
Summary of Contents for Zip Varipoint III
Page 1
Installation & User Instructions ZIP Varipoint III Direct unvented water heaters Models: VP303, VP503, VP803, VP953 VP303, VP503, VP803, VP953_Instructions. V1.04 Page 1 November / 2015...
Index Contents General Product Description Approvals Technical Data Dimensions Safety Information WARNINGS CAUTIONS Spare Parts Components supplied with the unit for site fitting Installation Pipe fitting diagram Requirements Discharge 10-11 Positioning Plumbing Electrical Commissioning & Operation Inspection schedule Maintenance Draining De-installation Fault Finding Warranty...
Please contact Zip Customer Service for advice on 0845 6 005 005 or 0345 6 005 005 Approvals Zip Varipoint III complies with LVD and EMC directives and is CE endorsed.
Technical Data Technical data Zip Varipoint III Model VP303 VP503 VP803 VP953 Declared load profile Energy efficiency class 32.5 36.6 37.3 37.3 Energy efficiency (ηwh) Annual electricity consumption [kWh] 1,401 2,748 2,746 Thermostat temperature setting 55°C 55°C 65°C 60°C Specific precautions See installation and operating instructions “Smart”...
• In case of malfunction isolate the power supply immediately. In case of leaks also isolate the water supply. Repairs must only be carried out by Zip Heaters (UK) Ltd or an authorised Zip service engineer. • Do not reset the over temperature cut-out until the cause of its operation has been diagnosed and necessary repairs have been undertaken.
When the appliance has been in use for some time, the fittings may be very hot. • The Zip Varipoint is intended for connection to mains supply only. In any other case please contact Zip on 0845 6 005 005 or 0345 6 005 005 for advice.
Balanced Cold Take Off Internal Check Valve The Zip Varipoint III hot water cylinder will be delivered in its carton with the various control valves and fittings supplied in a separate carton. Both should be left packed until needed. Factory Fitted Components •...
Installation Pipe fitting diagram Warning! Do Not Fit Isolation (Shut Off) Valve Between Cylinder and Expansion Valve. Cold Main Balanced Cold Connection Expansion Vessel with Wall Bracket, from ‘cold inlet set’ take off Hot Water Outlet Temperature Control Neon Indicator Tundish To Drain Temperature and Pressure Relief Valve Expansion Relief Valve To Drain Via Tundish Check Valve...
These instructions must be read and fully understood before commencing the installation. If in doubt, or in need of further guidance please ring Zip on 0845 6 005 005 or 0345 6 005 005. Installation must only be undertaken by a competent person holding a current Registered Operative Identity card for the installation of unvented domestic hot water storage systems issued by an accredited body.
Installation Discharge Discharge arrangement The expansion relief, temperature and pressure relief valves should drain via a tundish which should be installed in a visible location and away from any electrical devices. The discharge pipe from the tundish should terminate in a safe place where there is no risk to persons in the vicinity of the discharge, be of metal and: a) Be at least one pipe size larger than the nominal outlet size of the safety device unless its total equivalent hydraulic resistance exceeds that of a straight pipe 9m long.
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Diagram of a typical discharge pipe arrangement Metal Discharge Pipe (D1) From Temperature Relief Valve to Tundish, with Continuous Fall Safety device e.g temperature relief valve 600mm Maximum Tundish Pipe Length 300mm Discharge below fixed grating minimum (G3 3.62 gives alternative points of discharge) Discharge Below Metal Discharge Pipe (D2) From Tundish, with...
Do not install in a location where the unit or connecting pipework can freeze. Fix the Zip Varipoint III hot water cylinder locating bracket to the wall with suitable fixings as shown in the diagram and table of dimensions on page 3.
Electrical Installation 7. Provide suitable drainage from the Expansion relief and Temperature & Pressure Relief Valves via the tundish using 15mm copper tube. Refer to installation requirements. 8. Connect the expansion vessel to the cold inlet set assembly take off (see page 6). 9.
Commissioning & Operation Commissioning 1. Check that all the requirements under “Installation Requirements” have been met. 2. Check that all water and electrical connections are correct and tight. 3. Check that the expansion vessel pressure is correct – refer to label on vessel for correct pressure.
Maintenance Maintenance 1. The Zip Varipoint III 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.
Fault Finding Fault Finding Note: All servicing and repairs must be undertaken by a competent person, familiar with unvented systems. Fault Possible Cause Solution Reset. If the cut-out operates again isolate the unit and contact the installer. The thermostat has failed. Note: Isolate the electrical supply Over temperature before removing the electrical cover...
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 supply of equivalent appliance, the payment of the cost of replacing the appliance or acquiring an equivalent appliance, or the payment of the cost of having the appliance repaired or the repair of the appliance.
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