Summary of Contents for EXHeat RFA-OS7
- Page 1 OPERATING & MAINTENANCE INSTRUCTIONS FOR EXHEAT RFA-OS TYPE FLAMEPROOF OVERSINK WATER HEATER...
- Page 2 The introduction of alternative fluids even in small concentrations for purposes such as sterilising may cause serious damage to the heater & will invalidate the warranty. Any modification not carried out by Exheat Limited or its approved agent will invalidate certification & warranty.
- Page 3 The HFT series terminal boxes are secured by four (4) screws securing the lid. When re-fitting ensure that the “O” ring seal is in good condition & correctly located. The installer or end user must connect to the Exheat supplied terminals within the terminal box – DO NOT – connect to or disturb factory fitted heating element wiring.
- Page 4 Check operation of level switch by draining & re-filling unit with electrical fully isolated. 7.10 Only Exheat Limited or its approved agent to carry out element or level switch replacement in hazardous area heaters otherwise the certification will be invalidated.
- Page 5 Fig.1 Capacity (Litres) Dimensions (mm) Weight (kg) Model Cold Empty Full RFA-OS7 RFA-OS10 Fig.2...
- Page 6 Fig.3 RFA-OS SERIES HEATER WIRING DIAGRAM HEATEX INTERNAL WIRING 2.5mm² BLACK LSF RELAY 'A' MANUAL RESET COIL TERMINAL BOX CUT-OUT AUTO RESET CONTROL RELAY 'A' THERMOSTAT FLOAT LEVEL SWITCH HEATING ELEMENT EXTERNAL INTERNAL EARTH EARTH CLIENTS INCOMING SINGLE PHASE & EARTH SUPPLY...
- Page 8 EXHEAT LTD Threxton Road Industrial Estate Watton, Thetford, IP25 6NG Tel: +44 (0)1953 886200 Fax: +44 (0)1953 886222 For sales and new product information see our website www.exheat.com 73/23/EEC 89/336/EEC 94/9/EC LCIE 01 ATEX 6027 X Stock Code S090.00.0000.0019 Issue D...
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