Section III: Service and Maintenance
new controller and secure to front panel with mounting
nut and replace knob securing with setscrew.
7.Replace control console panel and secure in place.
8. If replacing the sensor (probe) (Item 2),drain water in
jacket below the sensor location.
9. Refer to step 4 to disconnect leads from primary con-
trol thermostat controller.
9. Remove sensor (Item 2) from kettle jacket using a
18mm deep well socket.
10. After installing new sensor, reconnect the wires from
the new sensor (probe) to the controller.
11. Replace control console panel and secure in place.
12. Refill kettle with pure distilled water. Refer to Fill-
ing Steam Jacket of this section for instructions.
B) Replacing the Ignition System Control
Disconnect power and turn off main gas supply before
starting.
To replace the gas control valve (Item 4);
1.Disconnect the controls connector and the igniter
connector from the gas control valve (Item 4).
2. Disconnect the pilot tube (Item 3) from the gas control
valve (Item 4).
3. Loosen flexible gas hose nut (Item 7), using a crescent
wrench or 1 1/8 open end wrench, located under the
control console.
4. Remove the manual gas valve, reducing bushing and
nipple from gas control valve
5.Remove 1/4-20 bolts (Item 6) from rear of control
console to loosen bracket holding gas valve.
6.Remove gas control valve from control console.
Note: You may need to rotate valve slightly to allow
clearance for elbows and bracket attached to valve.
Make note of positioning of valve in control console when
removing to insure correct placement of new valve.
7.Reverse steps to secure new gas control valve in place.
12
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Страница 31: ...Wiring Diagram 240V 1PH 29...