SmartPlate Installation, Operation & Maintenance Manual
CHAPTER 8
– CORRECTIVE MAINTENANCE
OMM-0069_0H
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OVER-TEMPERATURE SWITCH and TEMPERATURE INDICATOR
REPLACEMENT Instructions
8. If the replaced unit is an Over-Temperature switch, set the desired over-temperature alarm
limit using the adjustment procedures in Chapter 4, section 4.2.4.
9. Following adjustment (if necessary), raise and secure the swing-down panel. Close and
secure the Control Box door.
8.17 24 VAC STEP-DOWN TRANSFORMER REPLACEMENT
The 24 VAC Transformer is mounted on the back interior wall of the Control Box (Figure 8-30,
View D-D). Replacement is accomplished as follows:
STEP-DOWN TRANSFORMER REPLACEMENT Instructions
1. Open the Control Box door and loosen the captive screw on the recessed panel behind the
door.
2. Open the swing-down panel and locate the 24 VAC Transformer on the back interior wall of
the Control Box (Figure 8-30, sheet 2).
3. Disconnect the Transformer wire leads from terminal strips TB-1 and TB-2.
4. Remove the mounting hardware and 24 VAC Transformer from the Control Box.
5. Replacement is accomplished by reversing the previous steps.
