mr
.
steam
®
C U S E R I E S
Installation, Operating & Maintenance Manual
American College of Sports Medicine Health/Fitness
Faculty Standards and Guidelines, or a similar resource
and reference publication, and refer to those guide
lines for the proper and safe operation of a spa facility
including steam rooms. Steam room construction
information is available from the Tile Council of
America, Inc. at (864) 646-8453 or www.tileusa.com.
The
Digital
1
Temperature
Control
System
is
required
operating
equipment
for
each
steam
room.
The
operating
temperature
control
is
to
be
set
by
the
owner/operator
to
sense
desired
room
temperature
at
the
sensor
location
within
the
steam
room.
Connection
of
the
Over
Temperature
portion
of
the
Digital
1
control
is
mandatory
to
provide
addition-
al
protection
to
the
bathers.
The
steam
room
is
to
be
operated
in
accordance
with
information
as
noted
above.
Final
selection
of
the
steam
room
temperature
setting
is
at
the
discretion
of
the
owner/operator.
Ensure
all
splices
in
the
sensor
cable
are
securely
crimped
soldered
and
sealed
with
heat
shrink
tubing.
CONTROL CIRCUIT WIRING DIAGRAM
SEE PAGES 14, 15 & 16 FOR DIAGRAMS
Installer shall use a safety switch of ade-
quate capacity employing suitably rated circuit breakers
or fuses between main electrical power source(s) and
the generator. Location of safety switch to be in accor-
dance with National and local electrical codes.
1. Larger rooms may require two or more steam sole-
noid valves in parallel.
2. When generator services two rooms, second room
requires a set of Digital 1
®
and solenoid valves.
3. Digital 1® sensors are intended to be field installed
within the steam room at the location selected by the
designer/architect. DO NOT LOCATE THE Digital 1
SENSOR NEAR OR ABOVE THE STEAMHEAD(S) AS
THIS MAY CAUSE DIRECT STEAM EMISSION TO
INTERFERE WITH STEAMROOM TEMPERATURE
REGULATION.
4. Blowdown System 24 hr. timer and Digital 1
operating settings are at the discretion of the
owner/operator.
Owners/operators
should
obtain
a
copy
and
familiarize
themselves
with
the
latest
edition
of
the
3PH Power Supply
Power
Contactor
Heating
Element
3PH Power Supply
Power Terminal
Block
Power
Contactors
Heating
Elements
GRD
GRD
TYPICAL POWER WIRING DIAGRAM
Diagram1
Diagram 2
Units with 1 Contactor
Units with 2 or more Contactors
__ __ __ __
Field Wiring
__________
Factory Wiring
Also
refer
to
Control
Circuit
diagrams
in
this
manual.
13
See page 12, Wiring Section Note 1