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5790 733 - 07
Vitocrossal 300 CA3 Series 2.5 to 6.0 Installation/Service
General Service Information
Service Equipment
Tools
Assortment of flathead and Phillips screwdrivers
Pipe wrenches
Open-ended wrenches
Pipe sealant
Assortment of Hex keys
Flashlight
Approved leak detection fluid for natural gas and
propane
gas
Cleaning supplies
Plastic hand brush
Cleaning/service brush
Vacuum cleaner
Clean rags
Testing/analysis equipment
(use only calibrated equipment)
Flue gas analyzer to measure % CO
2
or O
2
(e.g. Bacharach fluid samplers or a suitable electronic
analyzer).
Multimeter to measure 0-120VAC, 0-20 amps AC
and 0-100 microamps DC.
Pressure gage to measure gas pressure 0 - 28 "w.c.
A non-electric Magnehelic pressure gage (0 - 10 psig)
may also be used.
Carbon monoxide measuring equipment (0 - 400 ppm).
Bacharach calculator or suitable tables to calculate
efficiency.
Stack thermometer dial settings range 0ºF to 250ºF
(0ºC to 121ºC).
d
in. NPT male to ¼ in. barb adaptor fitting, as well
as tubing for pressure measurement.
Technical information
The following is a list of literature applicable to the
Vitocrossal 300, CA3 boiler:
Installation/Service Instructions
Operating Instructions
For installation of the heating system, please refer also
to the technical literature of other System Technology
devices:
Installation Instructions for Viessmann boiler control
Installation Instructions for Viessmann indirect-fired
hot water storage tank(s)
Installation Instructions for burner and accessories
Replacement parts
For a complete listing of replacement components, please
see Parts List starting on page 206 of these instructions.
Order replacement components from your Viessmann
distributor.
CAUTION
Use only original Viessmann recommended components
when replacing defective parts. Installation of incorrect
replacement parts can cause hazardous operation and
will void warranty.
