Viessmann Vitotherm ES4 Installation And Service Instructions Manual Download

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6167217 GB

Specification

Appendix

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

MPa

0.6

Dimensions (height x width x depth)

427 x 285 x 163

Weight

(dry)

4.4

IP rating

IP 24

Water connection (male thread)

G 1/2"

Water connection (mixer tap)

G 1/2"

Summary of Contents for Vitotherm ES4

Page 1: ...ease retain for future use Installation and service instructions for contractors 6167217 GB 11 2020 Vitotherm ES4 Version ES4 A5 K Version ES4 A5 OK Version ES4 A5 OTK Electric water heater VITOTHERM ES4 ...

Page 2: ...tions for environmental protection Codes of practice of the relevant trade associations Regulations to be observed Work on electrical equipment must only be carried out by a qualified electrician The system must be commissioned by the system installer or a qualified person authorised by the installer Relevant safety regulations Requirements stipulated by the local power supply utility Requirements...

Page 3: ...o the water or electrical installations Do not make any structural modifications to the appliance Maintenance work Only install the appliance on a suitably stable wall with the fixing materials provided Do not make any structural modifications to the appliance Install an isolator in the power cable to provide omnipolar separation from the mains for all active conductors corresponding to overvoltag...

Page 4: ...iginal Viessmann parts or spare parts approved by Viessmann For appliances with a power cable use only original Viessmann spare parts For your safety cont Safety instructions Danger If there are leaks in the appliance there is a risk of electric shock Isolate the appliance from the power supply e g At the separate fuse or by means of a mains isolator Close the cold water supply shut off valve Safe...

Page 5: ...stallation 7 Connection to the water system 7 Installation with safety valve for pressure tested installation 8 Wiring diagram 9 Electrical installation 10 3 Maintenance Operation 11 Switching on 11 Temperature control 11 Venting 12 Faults 12 Removing the cover 13 List of spare parts 14 4 Appendix Specification 15 Table of contents ...

Page 6: ...tallation Max water pressure in system 0 6 MPa Corrosion resistant stainless steel cylinder Anode does not need to be replaced on a regular basis Efficient heating module Output 2000 W DHW heating from 10 to 40 C in 5 5 min for 5 l Energy efficiency class A Very low energy loss Functional temperature control Water temperature can be variably adjusted between 23 and 70 C Types of installation Types...

Page 7: ...f valve between the safety valve and the electric water heater 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 Fastening with rawl plugs 1 Insert two 8 mm diameter rawl plugs into the...

Page 8: ...tance between metal pipes and wall 34 mm 2 Route the drain line for the safety valve downwards ensuring it is located in a frost free environment 3 Open the hot water tap red and fill the integral cylinder completely with water water must run out of the hot water tap free of bubbles 4 Check connections for tightness Installation with safety valve for pressure tested installation Type ES4 A5 OK mus...

Page 9: ...9 6167217 GB Installation sequence Wiring diagram E1 Heating module F1 Thermal circuit breaker K1 Thermostat X1 Terminal strip XP Power cable H1 Heating display ...

Page 10: ...10 6167217 GB Installation sequence Electrical installation ...

Page 11: ... appliance may be damaged if operated in areas at risk from frost If there is a risk of frost drain the appliance completely Appliances installed above washbasins types ES4 A5 OK and ES4 A5 OTK Undo the connection pipe from the inlet connector cold water Open the hot water tap Appliances installed under the washbasin type ES4 A5 K Undo flexible hoses from inlet and outlet connectors hot and cold w...

Page 12: ... temperature 4 Switch on the power supply No Fault Background Remedy 1 The appliance is not heating the water and the LED is not illuminated Power supply fault Check the fuses Fault with the rotary temperature switch Replace the rotary temperature switch Heating contractor 2 The appliance is not heating the water and the LED is illuminated Fault with the heating module Replace the appliance Heatin...

Page 13: ...13 6167217 GB Maintenance Removing the cover ...

Page 14: ... casing ES4 A5 K 1 5 7857674 Back panel ES4 A5 K 1 6 7857668 Cylinder complete ES4 A5 OK OTK 1 2 1 7 7857669 Cylinder complete ES4 A5 K 1 2 1 8 7857670 Illuminated ring ES4 1 9 7857675 Thermostat ES4 A5 1 10 7857694 Fitting ES4 A5 A10 OTK 1 12 7857671 Pipe set for fitting ES4 OTK 1 2 1 13 7877982 Power cable ES4 A5 GB 1 14 7857677 Safety valve ES4 1 15 7857676 Safety switch ES4 1 16 7857666 Therma...

Page 15: ...A 5 OTK Contents l 5 Voltage 220 240 V Rated output W 2000 Rated current A 8 3 9 1 Temperature range C 23 70 Pressure stage MPa 0 6 Dimensions height x width x depth mm 427 x 285 x 163 Weight dry kg 4 4 IP rating IP 24 Water connection male thread G 1 2 Water connection mixer tap G 1 2 ...

Page 16: ...rrect disposal of the product prevents potentially harmful effects on the environment which can occur due to the improper handling of waste For more information on recycling this product please contact your local government a waste disposal service or the store where this product was purchased Copyright Viessmann Poland The reproduction copying or use of this document or parts thereof without the ...

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