Bunn WDG-2 manual Service

Page 15

SERVICE (cont.)

0000(2).25716 0004(4).02328

0000.25713 0001(10).01311

P739

The hopper is attached with ten #8-32 x .25” slot- ted head locking screws. Remove hopper by lifting up and swing out the rear of the grinder to avoid scratching of windows.

Off/On/Start Switch

P740

Location:

The Off/On/Start switch is located to the left side on the front of the housing above the upper front inspection panel.

Test Procedure:

1.Unplug the grinder.

2.Remove all wires from the switch terminals.

3.Check for continuity across the terminals on the right side of the switch when it is held in the lower "START" position. Continuity must not be present across these terminals in the center or upper position.

If continuity is present as described, proceed to #4. If continuity is not present as described, replace

the switch.

4.Check for continuity across the terminals on the left side of the switch when it is in the center "ON" position. Continuity must not be present in the upper "OFF" position.

If continuity is present as described, reconnect the wires, the switch is operating properly.

If continuity is not present as described, replace the switch.

Removal and Replacement:

1.Remove all wires from the switch terminals.

2.Compress the clips inside the front of the hous- ing and gently push the switch through the open- ing.

3.Push the new switch into the opening and spread the clips to retain the switch in the housing.

4.Refer to the following illustration when recon- necting the wires.

RED TO J1 - 1

 

ORA TO J4 - 7

PNK TO SELECTOR SWITCH

 

ORA TO J4 - 6

 

 

WHI/RED TO FAN

 

REAR VIEW

P741

 

 

Hopper Selector Switch

P734

Location:

The Hopper Selector Switch is located in the center on the front of the housing above the upper front inspection panel.

15

10854 030300

 

Image 15
Contents BUNNDG-2 Contents User Notices #05876.0000#20545.0000 Electrical Requirements Off/On/Start SwitchHopper Selector Switch Dispense Timer DG-2WDG-2 Initial SET-UP DG-2 Initial SET-UPSpecial SET-UP for Flavored Coffee Beans 10854 Coffee Grinding CleaningAdjustments Burr AdjustmentTimer Adjustment DG-2 Coffee Weight/Timer Settings Problem Probable Cause Grinder will not start TroubleshootingRemedy ProblemWDG-2 Digital Display Control Fault Codes Problem Component Access ServiceService Bunn MotorsMotor Motor Circuit Assembly Timer DG-2Replace if excessively worn or damaged Disconnect grinder from the power source Weigh Control Board WDG-2 P930 10854 Fuse FanWeigh Control Assembly WDG-2 Funnel Rails Mounting Bracket Service 60 HZ Wiring Diagrams Schematic Wiring Diagram DG2Wiring Diagrams Schematic Wiring Diagram WDG2