Buderus 800 - Page 58

Servicing5
Wall-mounted condensing gas boiler Buderus 800 - Subject to modifications resulting from technical improvements!
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5.3.18 Check wiring connections on gas-valve assembly
 Check that the plug-in cables are correctly attached
to the gas-valve assembly.
The plug-in cables should be connected as follows:
Blue plug-in lead: fig. 80, item 1 ;
White plug-in lead: fig. 80, item 2.
fig. 79 Checking the hose connection between the gas-air
injector and gas-valve assembly (SIT gas units)
fig. 80 Checking the wiring connections on the gas-valve
assembly (HONEYWELL assembly illustrated to
provide example)
1
2