mr.steam
®
Installation, Operation & Maintenance Manual
_________________________________________________________________________
I
N
S
T
A
L
L
E
R
16
OPTIONAL
AUTOFLUSH
®
Box
Contents
AutoFlush
Valve
with
Cord
Installation
Instructions.
OPERATION
The
optional
AutoFlush
System
feature
automatically
drains
the
MrSteam
generator
following
each
use.
A
time
delay
allows
the
water
to
cool
down
(about
two
hours)
before
it
drains
by
gravity
for
a
safe
and
gentle
operation.
If
the
Express
Steam
®
option
has
been
installed,
the
AutoFlush
will
drain
for
ten
minutes
then
refill
with
fresh
water
to
begin
the
pre-heat
cycle.
INSTALLATION
INSTRUCTIONS
1.
Plumbing
to
be
performed
by
a
qualified
plumber
and
shall
be
in
accordance
with
applicable
national
and
local
codes.
Unit
drains
by
gravity.
A
drain
line
that
is
lower
than
the
AutoFlush
®
assembly
must
be
available.
The
AutoFlush
System
valve
outlet
is
1
⁄
2
“
NPT.
Check
plumbing
code
for
receptor,
trap
and
vent
requirements.
2. Use copper or brass nipple
1
⁄
2
“ NPT x 3
1
⁄
2
“ or longer (not supplied)
to
connect
AutoFlush
valve
(end
"B")
to
the
Drain
Valve
(valve
end
“A”
and
“B”
are
indicated
on
bottom
of
AutoFlush
Valve)
DO
NOT
REMOVE
THE
DRAIN
VALVE
Removal
may
cause
equipment
and
property
damage.
If
there
is
not
enough
room
for
the
valve,
an
elbow
and
a
short
nipple
(not
provided)
can
be
added.
3.
Open
Drain
Valve
(handle
must
be
aligned
with
brass
nipple).
4. Connect the AutoFlush System cord connector to the three pin
connector as shown.
5. The AutoFlush valve must be installed within the orientation range
shown.
DO NOT drain into a steam enclosure or any location
where accidental contact with drain water may occur. In the event of
a power failure the AutoFlush System valve will open and may dis-
charge boiling water causing a scalding hazard.
SWEAT FITTINGS
When using sweat fittings use only tin base solder with a melting
point below 600 degrees F. DO NOT overheat. Ends of water supply
tubing must be thoroughly clean for a minimum distance of 1" from
ends. DO NOT remove valve cover.
TO CHECK OPERATION
1.
Turn
on
MrSteam
and
allow
tank
to
fill
with
water.
2.
Turn
off
MrSteam
control.
Water
should
stay
in
tank.
3.
Turn
off
power
at
the
panel
box.
Water
should
discharge
from
tank.
4.
Turn
on
power
at
panel
box.
5.
Repeat
PROVIDE DRAIN PLUMBING ACCORDING TO LOCAL
CODES. PLUMB AS REQUIRED FOR AUTOFLUSH SYSTEM.
Drain Valve
DO NOT TURN OR REMOVE
THE DRAIN VALVE
(shown in the correct open
position)
Nipple
Plumb to
Drain Line
AutoFlush
Valve
AutoFlush Shown Fully Assembled
AutoFlush Cord
AutoFlush
Valve
3 Pin Connector
for AutoFlush
AutoFlush Cord
Connector
Drain Valve
(shown in the correct
open position)
DO NOT REMOVE
THIS DRAIN VALVE
Steam Generator
Nipple
copper or brass
nipple
1
⁄
2
" NPT x 3
1
⁄
2
" or
longer
(not supplied)
End
"B"
End
"A"
Plumb to
Drain Line
Arrow indicates correct direction of flow
Steam Generator
All
drawings
are
for
illustrative
purposes
only