10
SECTION IV

DESCRIPTION OF PARTS

A. COMPUTER PANEL
(MICROPROCESSOR)
Lifting the control door will reveal the
control panel assembly. Opening the
control panel will allow access to the major
components which include the computer
board and keypad (touchpad). The
keypad (touchpad) inputs to the computer
what temperature and program has been
selected. The computer controls the
entire operation of the machine. It accepts
inputs and gives outputs throughout the
machine.
B. REVERSING RELAY PANEL
Lifting the control door will reveal the
reversing relay box. Located on the back
of the relay box is the reversing relay
panel. Included on this panel is a four (4)
position terminal block, blower overload,
blower contactor, reversing contactor, 24
VAC transformer, fuse or circuit breaker,
ground lug, and an arc suppressor (A.S.)
board.

...with fuses