Vaillant VWS 380/2 Manual Del Usuario página 9

• Remove the nine leads by unscrewing the six Phillips
screws. There are two leads each beneath the screws
indicated (2) and only one beneath the others (3).
• Detach the three plug connectors (1) at the upper edge
of the start-up current limiter by levering the plug out
of the locking mechanism and pulling it up and out.
3
Fig. 3.3 Detach the cables and plug connectors
• Release the five fastening bolts (4) by
unscrewing them and take out the start-up current
limiter.
Fig. 3.4 Unscrew the fastening bolts
• Now insert the new start-up current limiter and assem-
ble the individual components in reverse order.
Installation instructions - Start-up current limiter VWS/VWW
1
Fig. 3.5 Install the start-up current limiter
2
• Make sure to connect the leads in the correct phase
sequence:
L1/U => black
L2/V => brown
L3/W => grey
When connecting the three leads of the phase moni-
toring, make sure to connect them to L1, L2 and L3.
a Attention!
Tighten the screws with a maximum torque of
2.5 Nm.
4
Fig. 3.6 Connect the leads
Installation 3
max. 2,5 Nm
1
GB
9