SERVICE
This section provides procedures for testing and replacing various major components used in this dispenser should service become necessary. Re- fer to Troubleshooting for assistance in determin- ing the cause of any problem.
WARNING - Inspection, testing, and repair of electri- cal equipment should be performed only by quali- fied service personnel. The dispenser should be unplugged when servicing, except when electrical tests are required and the test procedure specifi- cally states to
COMPONENT ACCESS
WARNING - Disconnect the dispenser from the power source before the removal of any panel or the replacement of any component.
All components are accessible by opening the door, removal of the door panels, dispenser top covers, hopper(s), hopper support plate, splash guard, splash panel w/drip tray, lower front access panel and rear access cover.
Refer to the contents listing for component loca- tion.
Contents |
|
Auger Drive Components | 13 |
Auger Drive Components | 15 |
Ballast | 18 |
Control Thermostat | 19 |
Control Board | 20 |
Dispense Switch | 22 |
Fan | 24 |
Frother | 25 |
Hopper Drive | 27 |
Increase/Decrease Switch | 28 |
Lamp Holder | 29 |
Lamp | 29 |
Lamp Starter and Socket | 30 |
Level Control Board and Level Probe | 30 |
Limit Thermostat | 32 |
Rinse/Run Switch | 32 |
Rinse/Run Switch | 33 |
Solenoid (Cold Water - Optional | 34 |
Solenoid (Dispense) | 35 |
Solenoid (Inlet) | 36 |
Tank Heater | 37 |
Tank Heater Switch | 38 |
Transformer | 39 |
Whipper Motor | 26 |
Wiring Diagram | 40,41 |
AUGER DRIVE COMPONENTS |
P1665 |
FIG. 1 AUGER DRIVE COMPONENTS |
Location
The auger components are located inside the bottom part of the hopper except for the auger drive bracket, spacer and retaing clip, which are located on the outside rear of the hopper base. The auger motor is located on the lower right rear of the motor mounting panel. Refer to Fig. 2 for disassembly and assembly.
Test Procedures - Auger Motor
1.Disconnect the dispenser from the power source.
2.Disconnect the white/red wire and the white wire from the hopper speed control board.
3.Check the voltage across the white/red wire and the white wire with a voltmeter. With the rinse/ run switch in the run (lower) position, connect the dispenser to the power supply. The indica- tion must be :
a)120 volts ac for two wire 120 volt models.
b)120 volts ac for three wire 120/208 volt or 120/240 volt models.
4.Disconnect the dispenser from the power sup- ply.
If voltage is present as described, proceed to #5.
If voltage is not present as described, refer to the wir- ing diagram and check the dispenser wiring harness.
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