Viessmann VITODENS 050-W Installation And Service Instructions Manual page 87

Grundfos hydraulic assembly
Pos. Part
0001 Flow casing EU1
0002 Temperature sensor
0003 Expansion vessel
0004 O-ring 19.8 x 3.6 (5 pce)
0005 O-ring 16 x 3 (5 pce)
0006
Clip 7 8, narrow (5 pce)
0008 Plate heat exchanger
0009 Circulation pump motor
0010 Return casing
0011 Flow limiter
0012 Stepper motor
0015 Air vent valve
0018 Flow sensor
0019
Clip 7 8
0020
Clip 7 16
0022 Connection elbow
0023 Air box floor
0025 Dummy adaptor, time switch
0028 Gasket set, plate heat exchanger
0030
Tee connector 7 19
(cont.)
Parts lists
87