mr
.
steam
®
C U S E R I E S
Installation, Operating & Maintenance Manual
PUR
100376
REV
2
.2
2
TABLE OF CONTENTS
Before Installing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Steam Room Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Warning Signage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Locating the Steam Generator Unit . . . . . . . . . . . . . . . . . . . . . .5
Selecting the Steam Generator, Specification Chart . . . . . . . . .6
Dimensional & Clearance Specifications . . . . . . . . . . . . . . . . .7-9
Installation: Plumbing, Water Supply, Steam Line,
Drain, Safety Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Water Quality Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Steam Room Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Steamhead & Acrylic Shield . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Electric & Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Wiring Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13-16
Digital 1 Control & Typical Installations . . . . . . . . . . . . . . . . . .17
Digital 1 Control & Temperature Sensor Installation . . . . . . . .18
Principles of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Automatic Blowdown System . . . . . . . . . . . . . . . . . . . . . . . .20-21
Digital 1 Control Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
30-Minute Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Pre-Operation Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Pressure Controls Operation & Testing; Torques Valves . . . . . .23
Operation; Manual & Automatic Blowdown Instructions . . . . .24
Maintenance Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Water Gauge & Gauge Glass: . . . . . . . . . . . . . . . . . . . .26-27
24-hour and 7-Day Time Switches:
Mechanical & Digital Blowdown Timers . . . . . . . . . . . . . .28-29
30-Minute Room Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . .30-31
Trouble Shooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32-34
Check: PC Boards, Probes, Steam Solenoid Valve,
Digital 1 Control, Heating Element . . . . . . . . . . . . . . . . . . . .35
Element Replacement Instructions . . . . . . . . . . . . . . . . . . . . . .36
Typical Component Arrangement
CU360 – CU1400; CU2000 – CU4500 . . . . . . . . . . . . . . . . .37
Auxiliary Manual Reset Low Water Cutoff . . . . . . . . . . . . . . . . .37
Replacement Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . .38-39
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
Typical CU Series Steambath Generator
(
for illustrative purposes only)
mr
.
steam
®
•
www.mrsteam.com
43-20 34th Street, Long Island City, NY 11101
TEL
: 1 800 76 STEAM
9410 S. La Cienega Blvd. Inglewood CA 90301
TEL
: 1 800 72 STEAM
These instructions contain
,
and
safety alert symbols and panels. These
alert symbols and panels identify potential safety hazards
and provide important information for the installation and
use of the CU Steam Generator.
Indicates a potentially hazardous situation,
which, if not avoided, may result in death or serious injury.
Indicates a potentially hazardous situation,
which, if not avoided, may result in minor or moderate injury or
product damage.
is used to address practices not related to
physical injury.
2
PUR 100376
REV
4.22
