Vaillant ecoTEC plus 937 Operating Manual Download | Manualshive

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For the owner

Operating manual

ecoTEC plus 937

VUI

GB

Gas condensing storage combination boiler

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Summary of Contents for ecoTEC plus 937

Page 1: ...For the owner Operating manual ecoTEC plus 937 VUI GB Gas condensing storage combination boiler...

Page 2: ...used by water pressure too low 13 4 7 2 Faults in ignition 13 4 7 3 Faults in the air flue gas routing 13 4 8 De commissioning 14 4 9 Frost protection 14 4 10 Maintenance and customer service 14 Appli...

Page 3: ...ever they are required If you move out or sell the appliance pass on the documents to the buyer 1 2 Symbols used Please observe the following when operating the unit Safety instructions in this operat...

Page 4: ...g and explosion due to a malfunction Never put the safety devices out of operation or tamper with them so as to impair their function 2 4 Modifications to the boiler and its environment No changes mus...

Page 5: ...ctions on operation 3 1 Factory guarantee 3 1 1 Two years guarantee for ecoTEC plus units Vaillant is committed to rectify any manufacturing faults which arise during the first 24 months after install...

Page 6: ...ons 4 Operation 4 1 Overview of the operating elements bar i F P 1 10 9 8 7 6 2 3 4 5 Fig 4 1 Operating elements ecoTEC The operating elements have the following functions 1 Display indicating the cur...

Page 7: ...rature is set via the vrnetDIALOG accessory which means the appliance uses temperatures other than those set using the rotary knobs 9 and 10 This operating mode can only be ended via vrnetDIALOG or by...

Page 8: ...filling pressure between 1 0 and 2 0 bar If the indicator is in the light grey area below 0 8 bar fill the system up with water before putting it into operation hNote The ecoTEC appliances come with a...

Page 9: ...used if the heating system has water in it see Section 4 2 2 4 4 1 Setting the hot water temperature bar i F P 2 1 Fig 4 6 Setting the water temperature Switch on the appliance as described in sectio...

Page 10: ...ture The heated water is then immediately available when you draw it off The symbol is displayed The warmstart function is de activated by turning the knob 1 in an anti clockwise direction to the end...

Page 11: ...way to the right hand end stop The symbol is displayed Turn the knob for setting the hot water temperature to the temperature you require De activating the storage tank charging De activate the stora...

Page 12: ...s and time controllers which provide exact and economic room temperature regulation for improved operating convenience The boiler thus operates automatically according to the set parameters for the he...

Page 13: ...3 All the external controller set to the ON position see Section 4 5 3 a Caution Inappropriate alterations can cause damage If your boiler still does not operate properly after checking the above poin...

Page 14: ...s not disconnected from the mains power supply Frost protection function The gas wall mounted boiler is equipped with a frost protection function If the heating feed temperature falls below 5 C with t...

Page 15: ...20 C 20 C C 5 5 C bar bar VRT VRC i F P...

Page 16: ...0020031573_00 GB 022007...

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