Viessmann VITODENS 242-F Technical Manual page 42

Installation accessories
■ Mounting plate
■ Connection pipes
■ Shut-off valves (R ¾) for heating water flow and return with boiler
drain & fill valve
■ 2 connectors for DHW (R ½)
■ 2 connectors for solar flow and return (R ¾)
■ Angle gas valve (R ½) with thermally activated safety shut-off valve
Assembly kit with mixer
■ For installation on finished walls
Part no. Z009 891
0
5 2
5
■ For installation on unfinished walls
Part no. Z009 892
0
5 2
VIESMANN
42
(cont.)
Assembly kit accessories
Line regulating valve with flow indicator
Part no. 7452 078
For hydraulic balancing of the heating circuits
Contact temperature limiter
Part no. 7425 493
Maximum temperature limiter for underfloor heating circuits
Contact temperature limiter with 1.5 m long connecting cable
Contact temperature limiter
Part no. 7425 494
Maximum temperature limiter for underfloor heating circuits
Contact temperature limiter with 1.5 m long connecting cable
Specification, assembly kit with mixer
Assembly for heat distribution via one heating circuit with mixer and
one heating circuit without mixer, designed to match the appliance. For
installation on the boiler.
Comprising:
■ Plate heat exchanger for system separation of the heating circuit with
mixer
■ Variable speed high efficiency circulation pump for the heating circuit
with mixer
■ 3-way mixer with mixer motor
■ Mixer PCB, capable of communicating with the Vitotronic 200 via KM
BUS
■ Adjustable bypass
■ Connection set for installation on finished or unfinished walls, with:
– Connection pipes
– Shut-off valves (R ¾) for heating water flow and return with boiler
drain & fill valve
– 2 connectors for DHW (R ½)
– 2 connectors (R ¾) and 2 connectors (Ø 22 mm smooth pipe, only
for installation on finished walls) for solar flow and return
– Gas shut-off valve (R ½) with thermally activated safety shut-off
valve
■ Flow temperature sensor
■ Cover, designed to match appliance
■ Balanced flue extension, boiler flue connection
The heating circuit without mixer is supplied by the integral circulation
pump of the Vitodens. For an installation scheme for operation with the
assembly kit, see "System examples".
Max. transferable heating output of the heating
circuit with mixer (ΔT 10 K)
Max. flow rate of the heating circuit with mixer
(ΔT 10 K)
Permiss. operating pressure
Max. power consumption
Weight (incl. packaging)
kW 14
l/h 1200
bar 3
W 48
kg 20
VITODENS