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Service and
Maintenance Instructions
for use by engineers and heating contractors
5603 884 - 04 03/2017
Read and save these instructions
for future reference
.
Vitoflex 300-UF 390, 530, 720, 950 AND 1250
Wood-fired Boiler
Output range: UF 390, 334 to 1331 kW
UF 530, 450 to 1808 kW
UF 720, 614 to 2457 kW
UF 950, 812 to 3242 kW
UF 1250, 1065 to 4265 kW
Vitoflex 300-UF
Product may not be exactly as shown
If the information in this manual is not
followed exactly, a fire or explosion
may result causing property damage,
personal injury or loss of life.
Improper installation, adjustment and/or
operation could cause carbon monoxide
poisoning resulting in injury or loss of life.
This product must be installed and serviced
by a professional service technician who is
experienced and qualified in hot water boiler
installation and wood fuel combustion.
Do not store or use gasoline or other
flammable fluids in the vicinity of this or
any other appliance.
WHAT TO DO IF YOU SMELL FLUE GAS
Deactivate heating equipment
Open windows and doors.
Inform your heating contractor
Please file in Service Binder
WARNING
WARNING
IMPORTANT
H