Transformer; Checking And If Necessary - Buderus Logamax plus GB142-24 Installation And Servicing Instructions

14 Servicing
Fit the cover on the external connection box (see
fig. 93).
Fit the casing.
Connect the heating system to the power supply,
insert the main fuse or switch on the circuit breaker.
Set the main switch on the BC10 to "1" (On).
14.23 Transformer; checking and if
necessary replacing
Disconnect the heating system from the power
supply, remove the main fuse or switch off the circuit
breaker.
Set the main switch on the BC10 to "0" (Off).
Remove the casing.
Dismantle the cover of the external connection board
(see fig. 94).
Pull the 4 plugs from the external connection board
(see fig. 95, pos. 1, 2, 3 and 4).
We reserve the right to make any changes due to technical modifications!
70
Installation and Servicing Instructions Logamax plus GB142-24/30/45/60 • Version 12/2004
Fig. 93 Installing the cover of the connection box
Fig. 94 Dismantling the cover of the external connection
board
1
4
3
2
Fig. 95 Pulling the external connection board plug
Buderus Hydronic Systems • http://www.buderus.net