Bunn 1SH & 2SH STAND Coffee Grinder User Manual


 
Page 7
SERVICE (cont.)
TRANSFORMER
FIG. 8 TRANSFORMER
Location:
The transformer(s) is located in the stand housing
on the base plate.
Test Procedures:
1. Disconnect the stand from the power source.
2. Disconnect the black wire from terminal #5 and
the white or red wire from terminal # 6.
3. Check the voltage across the black and white or
red wire with a voltmeter. Connect the stand to
the power supply. The indication must be:
a.) 120 volts ac for two wire 120 volt models.
b.) 200 to 240 volts ac for two wire 200 or 240
volt models.
4. Disconnect the stand from the power supply.
If voltage is present as described reconnect the wires
and proceed to #5.
If voltage is not present as described, refer to the wiring
diagrams and check the stand wiring harness.
P1403.40