background image

INSTALLATION,  OPERATING

AND SERVICING INSTRUCTIONS

DELTA Classic 

Combination boiler

with atmospheric burner

ACV reserves the right to modality the technical specifications and components of its products without prior notice.

664Y0100

05/11/2002

Summary of Contents for Delta G20

Page 1: ...G AND SERVICING INSTRUCTIONS DELTA Classic Combination boiler with atmospheric burner ACV reserves the right to modality the technical specifications and components of its products without prior notic...

Page 2: ...oting 6 4 SERVICING 6 4 1 Recommendation 6 4 2 Servicing the gas boiler 6 4 3 Servicing the safety devices 6 4 4 Servicing the burner 7 4 5 Emptying the boiler 7 4 6 Spare parts 7 5 DESCRIPTION 8 5 1...

Page 3: ...egulations 2 2 2 CENTRAL HEATING CONNECTION 2 2 2 1 Examples of basic circuit configurations The drain valve and safety valve must be connected to the sewer drain 1 3 way manual motorisable mixer valv...

Page 4: ...3 Hot water expansion tank Installing a hot water expansion tank avoids any risk of pressure surges due to water hammer 2 2 3 4 Hot water circulation If the tank is situated a long way from the point...

Page 5: ...range N Black B Blue R Red T Green yellow 1 2 C L1 L1 N T1 T2 N T1 T2 S3 S3 N L1 230V 50 Hz 6A M R B B O B B O M M T N N 1O 11 9 2 8 7 3 6 1 12 2 4 1 3 5 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3...

Page 6: ...n the boiler room by the electrician 2 1 3 3 2 5 4 7 1 8 6 4 1 RECOMMENDATION ACV advises that boilers should be serviced at least once a year The burner must be serviced and tested by a competent eng...

Page 7: ...When the boiler is empty return the isolating and safety valves to their initial positions 4 5 2 EMPTYING THE HOT WATER TANK 1 Switch off the mains power to the boiler at the external switch installed...

Reviews: