25
Draining Procedure
1.
Shut off gas supply.
2.
Disconnect gas line and electrical connection.
3.
Remove bolts holding kettle to table.
4.
Pull ring on pressure relief valve to insure there is
no pressure within the kettle jacket.
5.
Remove sight glass.
6.
Tilt kettle on its side (sight glass down) and allow
to drain (pull ring on pressure relief valve to speed
up draining).
7.
Tilt kettle upright and refill with water. Tilt kettle
again on its side and allow to drain. Repeat until
water drains clear.
8.
Apply a thread sealant (i.e. Teflon tape) to the sight
glass threads and replace.
Refilling Unit
(see RESERVOIR FILL
PROCEDURES on page #24 for details).
DANGER:
PRESSURE RELIEF
VALVE WILL EXHAUST HIGH
TEMPERATURE STEAM. CONTACT
WITH SKIN COULD RESULT IN
SERIOUS BURNS. KEEP FACE,
HANDS AND BODY CLEAR OF DISCHARGE
.
DANGER:
WORKING ON MACHINES
WITH POWER COULD RESULT IN
SEVERE ELECTRICAL SHOCK.
KETTLE JACKET FILLING &
DRAINING PROCEDURES
Under normal circumstances the kettle does not require
the draining of all fluid. If the red “low water” light is on,
follow the Reservoir Fill Procedures (page #9) in this
manual.
If unit must be drained follow the procedures described
on the following pages.
Use only a mixture of water and rust inhibitor to refill
kettle jacket (see instructions below).
Contact your local water treatment company and
purchase rust inhibitor with the specifications described
below.
Recommended Corrosion
Inhibitors for Closed
Systems.
DESCRIPTION
Recommended for our units is a blend of SODIUM
NITRITE and BORAX for corrosion inhibition of ferrous
metals and axoles for copper and copper alloy
corrosion protection. Product should be formulated for
hot or cold closed recalculating water systems.
Source the chemicals stated above from your local
water treatment company. Mix only with water and
follow manufactures recommended mixing rate.
DISPOSAL OF INHIBITOR
Do not dispose of chemicals in any system which may
discharge into water supplies used for drinking or
washing or that could accidentally discharge into such
systems, or into stream accessible to animals.
Follow all Federal, State and local codes when
disposing of product.
Refill Quantities
(water and corrosion inhibitor mixture)
Kettle Size
U.S. Gallons
Liters
25 gallon
4.4
16.6
WARNING:
IMPROPER REFILLING OF
KETTLE JACKET WILL RESULT IN
IRREVERSIBLE DAMAGE TO UNIT.
Sight
Glass
DANGER:
EXTREMELY
HOT SURFACES.
WORK ONLY ON COLD KETTLE.
