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Summary of Contents for Viessmann VITOTHERM EI5
- Page 1 Installation and service instructions for contractors Vitotherm EI5 Version EI5.A3 K Version EI5.A5 K Electric instantaneous water heaters VITOTHERM EI5 6167196 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 ■ Assembly with inlet and outlet pipes at the bottom of the appliance . 8 sequence ■ Assembly with inlet and outlet pipes at the top of the appliance ..8 Connection and wiring diagram ............9 ■... -
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 supplied fine filter and flow limiter in the cold water supply. Ensure that gaskets are seated correctly. 4. Slowly open the shut-off valve in the cold water supply pipe. Check the appliance and the water connections for leaks. 5. -
Page 8: Assembly With Inlet And Outlet Pipes At The Bottom Of The Appliance
Installation sequence Installation (cont.) Assembly with inlet and outlet pipes at the bottom of the appliance. Assembly with inlet and outlet pipes at the top of the appliance. Flow limiter EI5.A3 K Black: 1.9 l/min EI5.A5 K Violet: 3.4 l/min... -
Page 9: Connection And Wiring Diagram
Installation sequence Connection and wiring diagram Wiring diagram for instantaneous water heater EI5.A3 K F1 – Safety pressure switch BV – Differential pressure switch Q1,Q2 Switching contacts of differential pressure switch E1 – Heating module X1 – Power cable Connection diagram for instantaneous water heater EI5.A3 K Outlet Inlet connector... -
Page 10: Wiring Diagram For Type Ei5.A5 K
Installation sequence Connection and wiring diagram (cont.) Wiring diagram for instantaneous water heater EI5.A5 K F1 – Safety pressure switch BV – Differential pressure switch Q1,Q2 Switching contacts of differential pressure switch E1 – Heating module XP – Power cable Connection diagram for instantaneous water heater EI5.A5 K Outlet Inlet... -
Page 11: Maintenance Operation
Maintenance Operation Venting 1. Switch off the power supply, Caution e.g. at the 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 12: Structure Of The Instantaneous Water Heater
Maintenance Structure of the instantaneous water heater Position Service code Description 7857222 Front casing EI3 EI5 7857721 Back panel EI3 EI5 7857719 Heat exchanger, complete EI5 3.5 kW 7857720 Heat exchanger, complete EI5 5.5 kW 7877983 Power cable EI5.A3 GB 7877980 Power cable EI5.A5 GB... -
Page 13: Removing The Complete Heating Module
Maintenance Removing the complete heating module 1. Remove front cover. 2. Press both locks simultaneously. - Page 14 Maintenance Removing the complete heating module (cont.) 3. Tilt the heating module forwards at an angle of 30°. 4. Pull the heating module out of the top locks.
- Page 15 Appendix Specification Electric instantaneous water heaters EI5.A3 K EI5.A5 K Rated voltage 230 V~ Rated output Power consumption 15.2 23.9 Flow rate (at Δt = 30 K) l/min Rated voltage 220 V~ Rated output Power consumption 14.5 22.7 Flow rate (at Δt = 30 K) l/min Flow pressure 0.12 ÷...
- 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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