Henny Penny KFC Velocity Series Service Manual page 90

7. Lower the control board by performing the removal procedure from
Board Replacement , page
8. Trace wires to the high limit modules on the sidewall of the control board area.
9. Remove the wires from high limit module.
10. Use a 1/2 inch wrench to remove fitting from the vat wall.
11. Obtain the new thermocouple and fitting.
12. Apply thread sealant to the fitting and thread into the vat wall. Tighten with a 1/2
inch wrench.
13. Insert the new thermocouple into the compression fitting.
N N O O T T E E : The protection probe is only mounted to the top heating element. The new
bracket makes sure the probe comes directly in contact with the element
rather than the slight gap on the current thermocouple design.
14. Extend probe out from vat wall 4.5 inches and clamp to allow .125 inch of the
probe to be exposed.
15. Use a 1/2 inch wrench to tighten the compression fitting onto the thermocouple.
16. Position heating element spreader next to clamp.
17. Use a Phillips head screwdriver to tighten the heating element spreader.
18. Connect the new thermocouple wires to the high limit module.
N N O O T T E E : The RTD plugs into the additional probe connection on the rear of the
board. This plugs in to the P3 connector on the display CPU board.
19. Install the side panel, and then the control board by performing the installation
procedure from
5 5 . . 7 7 H H i i g g h h L L i i m m i i t t M M o o d d u u l l e e R R e e p p l l a a c c e e m m e e n n t t
N N O O T T E E :
• The upper module controls the lower thermocouple.
• The lower module controls the upper thermocouple.
76
63.
5.2 Control Board Replacement , page
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V V A A C C e e l l e e c c t t r r i i c c i i t t y y i i n n s s i i d d e e t t h h e e f f r r y y e e r r . .
5.2 Control
63.