60
Installation and Operating Instructions
G
as burner WG20.../1-C ZM-LN (W-FM 25)
83055116 • 1/2016-05
60
Installation and Operating Instructions
G
as burner WG20.../1-C ZM-LN (W-FM 25)
83055116 • 1/2016-05
8 Maintenance and service
8
.14 Replacing the combustion manager
Observe the notes on maintenance and servicing (see Ch. 8.1).
u Unplug all the plugs.
u Loosen screws 1.
u Push and slide up the combustion manager, out from the mounting bracket.
u Install the new combustion manager in reverse order.
u Re-connect all the plugs to the combustion manager.
Presetting the combustion manager
u Unplug the bridging plug No. 7 from the combustion manager.
u Switch on the power supply.
aThe unprogrammed condition of the combustion manager is indicated by a flashing
display.
aThe burner goes to lockout.
u Press [Enter].
aBurner has been reset.
aThe combustion manager goes to stand-by.
u Press [G] and [L/A] simultaneously.
aThe combustion manager goes to access level.
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