Table of Contents
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Table of Contents
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Summary of Contents for Dimplex SUTP Mid Range
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Page 1: Installation Manual
SUTP Mid Range Unvented Hot Water Heaters Installation Manual 30,50 & 75 Litres... -
Page 2: Table Of Contents
13. Installation, Commissioning and Service Record .................14 1. Introduction The “SUTP Mid Range” is a high quality unvented stainless steel domestic hot water cylinder suitable for domestic hot water systems where the cold mains water supply is between 3bar and 12bar. -
Page 3: Component Check List
Please contact our customer service department immediately should any part be missing. 3. General requirements 3.1. The “SUTP Mid Range” domestic hot water cylinder MUST be installed by a competent person in accordance with section G3 of the current Building Regulations. - Page 4 3.3. Water supply – The water supply to the cylinder should be potable water direct from a public mains water supply with any water treatment equipment functioning correctly. For optimum performance the unit should be fed via a 15 mm diameter supply pipe direct from the mains water entry point to the property with supplies between 3bar and 12bar, however, the the unit can operate with a minimum supply pressure of 1.5 bar and a flow rate of at least 20 litres per minute, but flow from the outlets will be low if several outlets are used simultaneously.
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Page 5: Plumbing Installation
4. Plumbing Installation 4.1. Connections. Connections MUST be made to the cylinder in accordance with Fig 1, and Fig 2. A drain cock (not supplied) should be fitted in the position shown in Fig 1 to facilitate draining of the cylinder. - Page 6 4.8 Connection arrangement for SUTP Mid Range Cylinder Fig 1 MAINS COLD WATER SUPPLY (15mm) STOP COCK (NOT SUPPLIED) PRESSURE REDUCING VALVE CHECK VALVE if supplied separately (included in RWC expansion relief valve) EXPANSION RELIEF VALVE - SET 6 BAR...
- Page 7 (b) Have a vertical section of pipe at least 300 mm long below the Tundish before any elbows or bends in the Pipework. (c) Be installed with a continuous fall (d) Have discharges visible at both Tundish and the final point of discharge, but where this is not possible or practically difficult, examples of acceptable discharge arrangements are: Ideally below a fixed grating and above the water seal in a trapped gully Downward discharge at low level, i.e.
- Page 8 Sizing of copper discharge pipe “D2” for common temperature relief valve outlet sizes Valve outlet Min size of Min size of Max resistance Resistance size, diameter discharge pipe discharge pipe allowed, expressed created by (inches) D1 in (mm) D2 from tundish as a length of each elbow in (mm)
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Page 9: Electrical Installation
4.10 Secondary Return Where required the hot water outlet to the taps may be returned to the cold water inlet of the cylinder using a circulating pump. The secondary return should be connected as per Figure 3. Note the 5litre vessel included with the water heater is suitable for pipe lengths of up to 180m. -
Page 10: Filling And Commissioning
Fig 4 WARNING: THIS APPLIANCE MUST BE EARTHED. 8. Filling and commissioning- 8.1. Check that the expansion vessel charge pressure is 3 bar. 8.2. Check that all water and electric connections are tight and correctly configured. 8.3. Open the main stopcock and fill the unit. Open successive hot taps starting with the tap furthest from the heater. -
Page 11: Servicing And Maintenance
9.2. Before any work whatsoever is carried out on the installation, it MUST first be isolated from the mains electricity supply. 9.3 Only use spare parts authorised by Glen Dimplex UK Limited. The use of other parts will invalidate the warranty. -
Page 12: Fault Finding
10. Fault finding. Notice: Disconnect electrical supply before removing any electrical equipment cover. Fault Possible cause Remedy No hot water 1. Mains supply off 1. Open stopcock 2. Strainer in Pressure reducing valve 2. Turn water supply off, remove blocked strainer and clean. -
Page 13: Users Instructions
11. Users instructions. 11.1 Your “SUTP Mid Range” unvented hot water cylinder has been designed to give many years of trouble free service and is made from hygienic high grade stainless steel. 11.2. When a hot tap is turned on there may be a short surge of water, this is quite normal with unvented systems and does not mean there is a fault. -
Page 14: Installation, Commissioning And Service Record
13. Installation, Commissioning and Service Record CUSTOMER DETAILS NAME ADDRESS TEL No. INSTALLER DETAILS COMPANY NAME DATE ADDRESS TEL No. INSTALLER NAME REGISTRATION No. COMMISSIONING ENGINEER (IF DIFFERENT) COMPANY NAME DATE ADDRESS TEL No. INSTALLER NAME REGISTRATION No. CYLINDER DETAILS MODEL CAPACITY LITRES...
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