18.
3.
Pull Pressure Relief Valve (
A
) open to insure vessel is
not pressurized.
4.
Remove Pressure Relief Valve (
A
).
5.
Replace Pressure Relief Valve (
A
) with Street Elbow (
B
).
6.
Add Spring Water (
C
) through the Street Elbow (
B
),
using a funnel if necessary. Refer to SPRING WATER
REQUIREMENTS chart for the proper amount required.
7.
Apply a thread sealant (i.e. Teflon tape) to the
Pressure Relief Valve's (
A
) thread and replace.
8.
Restore power to unit at the fused disconnect switch.
9.
The kettle must now be vented. (Refer to the KETTLE
VENTING INSTRUCTIONS).
KETTLE VENTING INSTRUCTIONS
1.
Ensure kettle is at room
temperature and pressure
gauge showing zero or
less pressure.
2.
Shut off power to the kettle
at the fused disconnect
switch.
1. Set On-Off Switch/Temperature
Control to "10" (Max.). Heat
the empty kettle until unit
cycles off.
2. Vent kettle by pulling safety
valve ring 8-10 times in short
2-3 second blasts with a 5
second interval between
pulls.
NOTE:
If unit cycles ON, stop
venting and wait for kettle to
cycle OFF before continuing.
3. Turn kettle OFF. Add cold
water to kettle until its surface
temperature is below 100°F.
The pressure gauge needle
should be in the green zone,
indicating a vacuum in the
kettle’s jacket.
2
3
5
6
7
8
9
1
4
1
0
OFF
50
0
100
150
200
250
300
350
400
40
50
60
0
10
20
30
psi
kPa
V
EN
T
A
IR
50
0
100
150
200
250
300
350
400
40
50
60
0
10
20
30
psi
kPa
V
EN
T
A
IR
50
0
100
150
200
250
300
350
400
40
50
60
0
10
20
30
psi
kPa
V
EN
T
A
IR
A.
*
Remove
Pressure
Relief Valve
B.
Attach
Street
Elbow
C.
Fill unit via Street Elbow
*
Imp
o
r
ta
n
t
-
Pull ring on Pressure Relief Valve
prior to removal to insure vessel is not pressurized.
Pressure
Gauge
Pressure
Relief
Valve
Pressure Gauge
Pressure Relief
Valve
KETTLE JACKET CLEANOUT AND PASSIVATION PROCEDURES
The following procedure should be preformed at least once every three years to
prevent possible corrosion and ensure the optimum life of the kettle.
RUST INHIBITOR
Use a “radiator rust inhibitor” that can be purchased at
your local automotive centre. It should not contain any
anti-freeze and preferably no lubricant.
To ensure satisfactory mixing follow the manufacturer’s
instructions.
DISPOSAL - Follow all Federal, State and local codes
when disposing of product.
Rust inhibitor can be
dangerous. read label and
follow safety instructions.
DANGER:
Improper refilling of kettle
jacket will result in
irreversible damage to unit.
WARNING:
!
The following venting procedure should be followed when the
Vacuum/Pressure Gauge needle is in the "VENT AIR" zone:
NOTE: Check for and eliminate leaks prior to venting
(See REPAIRING LEAKS IN STEAM JACKETED KETTLE
FITTINGS).
