Viessmann Vitotherm ES4 Installation And Service Instructions Manual
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- Operating instructions manual (12 pages) ,
- Installation and service instructions manual (16 pages)
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Summary of Contents for Viessmann Vitotherm ES4
- Page 1 Installation and service instructions for contractors Vitotherm ES4 Version ES4.A5 K Version ES4.A5 OK Version ES4.A5 OTK Electric water heater VITOTHERM ES4 6167217 GB 11/2020 Please retain for future use...
- Page 2 Safety instructions For your safety Before installing, commissioning and operating the appliance, please read the documents enclosed with the appliance. Follow the safety instructions closely to prevent hazards, injury and material losses. Store the supplied documents in a safe place. Safety instructions explained Danger Note...
- Page 3 Safety instructions For your safety (cont.) Safety instructions for working on the appliance Installation work Maintenance work ■ Only install the appliance on a suitably ■ Switch off the power supply, e.g. at stable wall with the fixing materials the separate fuse or a mains isolator. ■...
- Page 4 ■ For replacements, only use original Viessmann parts or spare parts approved by Viessmann. ■ For appliances with a power cable, use only original Viessmann spare parts.
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Page 5: Table Of Contents
Table of contents Table of contents 1. Information Disposal of packaging ..............6 Intended use ..................6 Product information .................6 2. Installation Installation ..................7 ■ Connection to the water system ............. 7 sequence ■ Installation with safety valve for pressure-tested installation ..8 Wiring diagram ................9 Electrical installation ..............10 3. -
Page 6: Information Disposal Of Packaging
Information Disposal of packaging Please dispose of packaging waste in line with statutory regulations. Intended use The appliance is used for the heating of Any use that differs from or goes beyond this domestic hot water and can supply one or is considered inappropriate. -
Page 7: Installation Installation
Installation sequence Installation Type ES4.A5 OTK: ■ Install only with water connections pointing vertically downwards. ■ Only connect the fitting that has been supplied with this appliance. ■ A pressure reducer and safety valve are not required as the appliance is only operated as a non-pressurised system. -
Page 8: Installation With Safety Valve For Pressure-Tested Installation
Installation sequence Installation with safety valve for pressure-tested installation 1. Prepare the cold water supply according Type ES4.A5 OK must be installed with to local regulations and connect to the connections pointing vertically downwards. appliance: Types ES4.A5 OK and ES4.A5 K: Connect the cold water pipe to the inlet connector and the DHW outlet to the outlet connector: See adjacent diagrams. -
Page 9: Wiring Diagram
Installation sequence Wiring diagram E1 – Heating module F1 – Thermal circuit breaker K1 – Thermostat X1 – Terminal strip XP – Power cable H1 – Heating display... -
Page 10: Electrical Installation
Installation sequence Electrical installation... -
Page 11: Maintenance Operation
Maintenance Operation Switching on Draining Caution The appliance may be damaged if it is Caution switched on before it is completely filled. The appliance may be damaged if Do not switch on the appliance until the operated in areas at risk from frost. integral cylinder is completely filled with If there is a risk of frost, drain the water. -
Page 12: Venting
Maintenance Operation (cont.) Venting 1. Switch off the power supply, e.g. at the Caution separate fuse or a mains isolator. Air in the water installation may damage the appliance. Vent the system after working on the 2. Open and close the hot water tap several appliance or the water installation. -
Page 13: Removing The Cover
Maintenance Removing the cover... -
Page 14: List Of Spare Parts
Maintenance List of spare parts Quantity Position Spare part Description (number) 7857667 Front casing ES4.A5 OK OTK 7857674 Back panel ES4.A5 OK OTK 7857679 Rotary selector ES.A5 7857673 Front casing ES4.A5 K 7857674 Back panel ES4.A5 K 7857668 Cylinder, complete ES4.A5 OK OTK 1/2" 7857669 Cylinder, complete ES4.A5 K 1/2"... - Page 15 Appendix Specification VITOTHERM DHW cylinder ES4.A5 K ES4.A.5 OK ES4.A.5 OTK Contents Voltage 220 - 240 V~ Rated output 2000 Rated current 8.3 - 9.1 Temperature range °C 23 - 70 Pressure stage Dimensions (height x width x depth) 427 x 285 x 163 Weight (dry) IP rating...
- Page 16 Viessmann Werke GmbH & Co. KG D-35107 Allendorf Phone: +49 (0)6452 70-0 Copyright: Viessmann Poland. The reproduction, copying or use of this document Fax: +49 (0)6452 70-2780 or parts thereof without the consent of the author is not permitted. 10/2020...
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