Valves/Fittings - Viessmann VITODENS 222-F Series Technical Manual
Gas condensing boiler
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Also See for VITODENS 222-F Series:
- Installation and service instructions manual (172 pages) ,
- Installation and service instructions for contractors (156 pages) ,
- Installation instructions for contractors (112 pages)
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Installation accessories
Refilling device for pre-plumbing jig
For gas condensing system boiler
Part no. ZK02163
■ With pipe separator
■ Connection R ¼
Valves/fittings
Valves/fittings for surface mounting
For gas condensing system boiler
Part no. ZK04669
Comprising:
■ Valves/fittings, heating flow/heating return
■ Boiler drain & fill valve
■ Air vent valve
■ Pressure gauge
■ Gas shut-off valve with thermally activated safety shut-off valve
Connections (male thread)
Gas shut-off valve
Heating flow/heating return
Valves/fittings for surface mounting
For gas condensing system boiler
Part no. ZK04924
Comprising:
■ Valves/fittings, heating flow/heating return with pipe bend
■ Boiler drain & fill valve
■ Air vent valve
■ Pressure gauge
■ Gas shut-off valve
Connections (male thread)
Gas shut-off valve
Heating flow/heating return (in-
ternal diameter)
Valves/fittings for surface mounting
For gas condensing combi boiler
Part no. ZK04925
Comprising:
■ Valves/fittings, heating flow/heating return
■ Valves/fittings, cold water/DHW
■ Boiler drain & fill valve
■ Air vent valve
■ Pressure gauge
■ Gas shut-off valve with thermally activated safety shut-off valve
VITODENS
(cont.)
R
¾
R
¾
R
¾
Ø mm
20
Connections (male thread)
Gas shut-off valve
Heating flow/heating return
Cold water/DHW
Valves/fittings for surface mounting
For gas condensing combi boiler
Part no. ZK04927
Comprising:
■ Valves/fittings, heating flow/heating return
■ Valves/fittings, cold water/DHW
■ Boiler drain & fill valve
■ Air vent valve
■ Pressure gauge
■ Gas shut-off valve
Connections
Gas shut-off valve (male thread)
Heating flow/heating return (in-
ternal diameter)
Cold water/DHW (internal diame-
ter)
Valves/fittings for flush mounting
Part no. ZK04670
For gas condensing system boiler
Comprising:
■ Valves/fittings, heating flow/heating return
■ Boiler drain & fill valve
■ Air vent valve
■ Pressure gauge
■ Gas shut-off valve with thermally activated safety shut-off valve
■ Mounting plate, flush mounting
Connections (male thread)
Gas shut-off valve
Heating flow/heating return
R
¾
R
¾
R
½
R
¾
Ø mm
20
Ø mm
16
7
R
¾
R
¾
VIESMANN
63
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