Sect ion, Servicing, Electrical characteristics – American Dryer Corp. AD-100 User Manual
Page 13: Te№erature transducer, Boor switch, Display led, Dip switch assemm
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S E C T I O N
V i l i
S E R V I C I N G
E L E C T R I C A L C H A R A C T E R I S T I C S
Note: This section refers to the characteristics and features of the Phase 1
and Phase II computer controls. Phase I Systems were equipped on dryers manufactured
prior to June 1, 1982, and have six dip switches located on the rear of the
board. Phase II Systems are equipped on dryers manufactured after June 1, 1982,
and have eight dip switches.
TE№ERATURE TRANSDUCER.
(Temperature sensor) Temperature is measured by a thermal
transducer. Accuracy is +10° F the value set at the dip switches for coin operated
or via the keyboard on standard machines.
BOOR SWITCH.
The door switch is a special double pole switch. One set of contacts
(gold color) must be connected to the yellow wires leading to it. The other
set of contacts are silver color and must be connected to the gray colored wires
only.
DISPLAY LED
The display is a four digit, seven segment red LED display. On
the Phase I Display, the first decimal point on the left indicates the heat circuit
is on. The second point indicates the motor circuit is operating. On reversing
dryers, the third decimal point light indicates the tumbler is rotating in the
forward direction.
On the Phase II Display, the first decimal point on the right indicates the motor
circuit is operating. The second decimal point indicates the heat circuit is on.
The third and fourth decimal points are for reversing dryers. The third dot
indicates the tumbler is rotating in the reverse direction. The fourth dot
indicates the tumbler rotating forward.
DIP SWITCH ASSEMM
The dip switch assembly on the Phase I System is a six
position S
p
ST switch mounted on the rear of the controller. It is used to set
the following.
OPEN
CLOSED
No. 1
Reverse/No Reverse Selectability
No. 2
--
Add 4 Seconds Rev. Tumbler Stop Time
No. 3
--
Add 8 Seconds Rev. Tumbler Stop Time
No. 4
--
Temperature Display
No. 5
Auto/Manual
Auto Only
No. 6
50 HZ
60 HZ
The dip switch assembly on the Phase II System is an eight position SPST switch
mounted on the rear of the controller. It is used to set the following.
8-1