15
Service Manual for
AHPO / EPO Proofer Oven
Disconnect the electrical power to
the unit and follow lockout / tagout procedures.
There are two Heat Elements, one on the left rear and one
on the right rear of the Proofer section. It is not necessary
to replace both elements if only one has failed.
1. Remove the Proofer Rear Panel. Refer to the COVERS
AND PANELS section of this manual for specific
instructions.
2. Tag and disconnect the wires from the suspect Proofer
Heat Element.
Proofer
Timer
Figure 24. Proofer Heat Element Connections – Left
Side Rear
Humidity
Element
Right Side
Heat Element
Figure 25. Proofer Heat Element Connections –
Right Side Rear
3. Using an Ohmmeter check for continuity; if Element
tests OK, repeat procedure on other Element.
4. Remove the Humidity Pan.
5. Remove the Proofer Floor Panel. Refer to the COVERS
AND PANELS section of this manual for specific
instructions.
6. Remove two screws, one at each end of the Heat Element.
Retain the screws for reuse.
Heat
Elements
Figure 26. Location of
Proofer Heat Elements
7. Pull the Proofer Heat Element away from the back wall.
8. Reverse the procedure to install the replacement Proofer
Heat Element.
Tighten the Heat Element connection to 30
inch pounds torque.
PROOFER HUMIDITY ELEMENT
Disconnect the electrical power to
the unit and follow lockout / tagout procedures.
The Humidity Element is located under the Humidity Pan
and may be accessed by removing the Proofer Floor Panel.
1. Remove the Humidity Pan; perform visual inspection
of Proofer Humidity Element.
2. Remove the Proofer Rear Panel. Refer to the COVERS
AND PANELS section of this manual for specific
instructions.
3. Tag and disconnect the wires from the suspect Proofer
Humidity Element.
