30
Installing AutoFlush on Older Model
Generators
SN:899,999 and below
1. Remove the connector from the "C" location
in the jacket. Cut off the connector where
shown and strip back the wires approx 0.375"
2. Cut the connector off the AutoFlush cable
where shown and strip back the wires approx
0.375".
3. Remove the knockout in the side of the gener-
ator and install a bushing to prevent chafing.
4. Route the wires from the AutoFlush through
the knockouts and connect the white wire
from the AutoFlush to the white wire from the
circuit board using a wire nut. Repeat for the
black wire.
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 out-
let is threaded 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
" (90mm) 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.
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
discharge boiling water.
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 sup-
ply 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 with the control and allow tank to fill with
water. (see MrSteam Instruction Manual)
2. Turn off MrSteam with the 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.
CAUTION
!
CAUTION
!
WARNING
!
IMPORTANT NOTE:
Contact the MrSteam Technical Service Dept.
for installation of any equipment not shown in these instructions.
East Coast: 800-767-8326; West Coast: 800-727-8326
AutoFlush
®
Shown Fully Assembled
Drain Valve
DO NOT TURN OR
REMOVE THE DRAIN VALVE
(shown in the correct open position)
Steam
Generator
Nipple
Plumb to
Drain Line
AutoFlush Valve
WARRANTY:
To view or download the MrSteam Controls
& Accessories Warranty and register your product go to:
blog.mrsteam.com/wr
