41
SERVICE (cont.)
TRIAC
FIG. 50 TRIAC
FIG. 51 TRIAC TERMINALS
Location:
The triac is mounted on the right side of the tank
mounting bracket for models IMIX-3,4 & 5.
Test Procedure:
1. With the heater (load) connected and the triac is
turned on, the voltage between the gate (TAN wire)
and either of the other two terminals is less than 3
volts AC.
TAN to Main Harness
BLK to Terminal Block
BLU to Limit Thermostat
Removal and Replacement:
1. Disconnect the dispenser from the power source.
2. Disconnect the two pin connector from the dispenser
main wiring harness.
3. Disconnect the BLU wire from ther limit thermo-
stat.
4. Disconnect the BLK wire from the terminal block.
5. Remove the two #6-32 screws attaching the heat
sink to the tank mounting bracket and remove the
heat sink assembly.
6. Remove the #6-32 screw and lockwasher attaching
the triac to the heat sink.
7. Install the new triac to the heat sink using the #6-32
screw and lockwasher.
8. Install the heat sink to the tank mounting bracket
using the two #6-32 screws.
9. Refer to Schematic Wiring Diagrams for reconnect-
ing the wires.
42032 060109
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