3.Unplug the six terminals for the high heat elements on the heater plate. Note which wires (in the harness) go to which terminals. Both the terminals and wires are numbered I to 6.
4.Unplug the set of two pigtail wires connecting the low heat element to the heater plate.
5.Remove the two
6.With a socket wrench with extension, remove the four 1/2 inch nuts and lockwashers holding the heater assembly in the steam generator.
7.The heater assembly may be removed by sliding it out from the steam generator. Note that the high limit thermostat is attached to the center (No. 2) heating element.
8.Remove the gasket attached to the steam generator and throw it away. Always use a new gasket.
To Prepare:
9.Remove the high limit thermostat from the heater element by cutting the three stainless steel bands with a diagonal cutter.
10.With an open ended wrench, loosen the capillary fitting from the thermostat.
11.Apply high temperature pipe compound to the fitting and install the high limit thermostat (or replacement) fitting in the heater plate with an open ended wrench.
12.Fasten the thermostat bulb to the heater as described in Section 10.12.
To Install:
13.Install new gasket onto the four threaded studs on the steam generator.
14.Insert the entire assembly into the steam generator. There is an orientation pin so that the assembly may only be installed in the correct way. This pin is on the left of the steam generator. When properly installed, Terminals 1, 2 and 3 are on top.
15.Install the four lockwashers on each of the threaded studs. Install the four 1/2 inch nuts by hand to retain the assembly.
16.Using a socket wrench (with extension) tighten the nuts to the threaded studs.
17.Attach the high limit thermostat box to the steamer table using the two
18.Attach the six terminals of the wiring harness to the heating elements. Note that the correct wire number goes to the correct terminal. Plug in the low heat pigtail wires to the harness.
10.12Steam Generator High Limit Thermostat P/N 122009
Stainless Steel Clamp P/N 093482
1.Shut off electrical power to the steamer.
2.Remove the heating elements from the steam generator as described in Section 10.11
3.With a diagonal cutter, cut the three stainless steel bands holding the thermostat bulb to the heater element.
4.With an open ended wrench, unscrew the thermostat element from the heater plate.
To Install:
5.Apply high temperature pipe compound to the threads of the new thermostat fitting. Screw the thermostat fitting into the heater plate. Tighten with an open ended wrench.
6.Position the bulb portion of the thermostat on top of heater coil No. 2 (center heater).
7.Position the three stainless steel tie bands around BOTH the heater coil and the thermostat bulb.
NOTICE: Use only the stainless steel tie bands (Groen P/N 100968). Be careful that the thermostat bulb is in position before inserting the end of the band in the locking pod, as once it is inserted it cannot be removed.
8.Once in position, pull the tie band all the way into the locking pod. Using a
9.Tighten the compression nut on the heater plate using an open ended wrench.
