5 Electrical installation
10
Installation and maintenance instructions recoVAIR 0020159949_07
4.7
Opening/closing the product
4.7.1
Opening the product
2
3
4
4
6
1
5
6
1.
Remove the front flap
(1)
by pushing the recessed
handle.
2.
Pull out both of the filter plugs
(3)
.
3.
Open all of the twist locks
(4)
on the control panel fascia
(5)
.
–
Quarter turn
4.
Secure the control panel fascia in the maintenance pos-
ition.
5.
Close the lower twist locks
(6)
on the control panel fas-
cia.
–
Quarter turn
6.
Remove the front plate
(2)
.
4.7.2
Closing the product
2
3
4
4
6
1
5
6
1.
Attach the front plate
(2)
to the product.
2.
Open the lower twist locks
(6)
on the control panel fas-
cia
(5)
.
–
Quarter turn
3.
Remove the operator control screen from the mainten-
ance position.
4.
Attach the operator control screen to the product.
5.
Close all of the twist locks
(4)
on the control panel fas-
cia.
–
Quarter turn
6.
Push in both filter plugs
(3)
.
7.
Secure the front flap
(1)
.
5
Electrical installation
Only qualified electricians may carry out the electrical install-
ation.
Danger!
Risk of death from live connections
(230 V)!
Risk of death from electric shock when work-
ing on live connections (230 V).
▶
Before carrying out any work on the
product, pull the product's mains plug
out of the earthed plug socket or use the
circuit breaker (depending on the country)
to switch off the product's power supply.
▶
Secure the power supply against being
switched on again.
▶
Check that there is no voltage in the con-
nections.
5.1
Connecting external components in the
product's connection area
1.
Always open the product before you connect external
components. (
→
Page 10)
2.
Always connect the product after connecting external
components. (
→
Page 10)
5.1.1
Connecting the stage switch
Note
If a Vaillant controller is connected, the step
switch will not work.
