Unit overview

1

Spring hook

2

Cable grommet, rear

3

Cable grommet, top

4

Housing with motor

5

Electronic circuit board

5.1

Mother board (Standard, P, 24-V)

5.2

VZ circuit board

5.3

F circuit board

6

Terminal block

7

Electronics cover (VZ, KVZ, F, KF)

8

Motor protection cover

9

Impeller

10

ECA 120 K: Thermostatic bimetal strip

11

ECA 120 K: Bimetal cover

12

Internal grille / shutter frame

S

Screw (not included in scope of delivery)