Weil-McLain ULTRA 230 - Manual (Page 3)

3
Part number 550-100-029/0810
GAS
-
FIRED WATER BOILER SERIES 1 & 2
— Control supplement & Service guide
Please read before proceeding
When servicing boiler —
To avoid electric shock, disconnect electrical supply s
before performing maintenance.
To avoid severe burns, allow boiler to cool before per- s
forming maintenance.
Failure to adhere to the guidelines on this page can s
result in severe personal injury, death or substantial
property damage.
Commonwealth of Massachusetts
When the boiler is installed within the Commonwealth
of Massachusetts:
This product must be installed by a licensed plumber s
or gas fitter.
If antifreeze is used, a reduced pressure back-flow s
preventer device shall be used.
High altitude installations
The boiler must be modified according to the procedure in the High altitude instructions. The minimum fanspeed and
ignition fanspeed must be set on the Ultra Control module following the High altitude instructions (also included in this
document, beginning on page 47).
)NSTALLER— Read all instructions, including this
manual, Ultra Boiler Manual, and the Ultra Vent
Supplement, before installing. Perform steps in the
order given.
5SER
5SER
Failure to comply with the above could result in
severe personal injury, death or substantial property
damage.
When calling or writing about the boiler — Please
have the boiler model number from the boiler rat-
ing label and the CP number from the boiler jacket.
You may list the CP number in the space provided
on the Installation and service certificate found in
the Ultra Boiler Manual.
Consider piping and installation when determining
boiler location.
The following defined terms are used throughout this manual to
bring attention to the presence of hazards of various risk levels or
to important information concerning the life of the product.
Indicates presence of hazards that will cause severe
personal injury, death or substantial property dam-
age.
Indicates presence of hazards that can cause severe
personal injury, death or substantial property dam-
age.
Indicates presence of hazards that will or can
cause minor personal injury or property damage.
Indicates special instructions on installation, op-
eration or maintenance that are important but not
related to personal injury or property damage.
Hazard definitions