Bunn WDG-2 manual Fan, Fuse

Page 22

SERVICE (cont.)

Fan

Fuse

 

WARNING

 

Use only on a properly protected circuit

 

capable of the rated load.

 

Electrically ground the chassis.

 

Follow national/local electrical codes.

P747

Do not use near combustibles.

 

Location:

The fan is mounted on upper part of the rear in- spection panel.

Test Procedure:

1.Unplug the grinder.

2.To gain access remove the rear panel with fan attached.

3.Disconnect fan motor leads from the main har- ness.

4.Check voltage across the WHT/RED and WHT leads to the main harness with a voltmeter. Plug- in the grinder. With the "OFF/ON/START" switch in the center "ON" position the indication must be 120 volts AC.

5.Unplug the grinder.

If voltage is present as described, replace the fan.

If voltage is not present as described, refer to wiring diagrams and check the wiring harness.

Removal and Replacement:

1.Remove rear panel with fan attached.

2.Disconnect fan motor leads from main harness

3.Remove four #6-32 flat head screws and lock- nuts attaching fan and fan guard to rear inspec- tion panel. Discard fan and set guard, screws and locknuts aside for reinstallation.

4.Reinstall fan guard and new fan to the rear panel making sure the air flow direction is away from rear panel.

5.Connect leads from fan to the main wiring harness.

6.Reinstall rear panel.

NOTICE

BUNN

For connection to Bunn-Omatic

Coffee Brewer Models:

Dual, OT, Single, & System III only.

 

(24 volt N.E.C. Class 2 circuit only.)

 

P748

Location:

The fuse is located in the fuse holder on the rear of grinder near the bottom next to the power cord.

Test Procedure:

1.Unplug the grinder.

2.Remove cap and fuse from fuse holder.

3.Remove fuse from the cap.

4.Check for continuity through the fuse.

If continuity is present as described, reinstall the fuse, the fuse is operating properly.

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

Removal and Replacement:

1.Remove cap from fuse holder.

2.Remove fuse from fuse holder, inspect, if blown discard.

3.Install a new SC 10 x .312" fuse in fuse holder.

4.Reinstall fuse holder cap.

22

10854 030300

 

Image 22
Contents BUNNDG-2 Contents #05876.0000 User Notices#20545.0000 Dispense Timer DG-2 Off/On/Start SwitchHopper Selector Switch Electrical RequirementsDG-2 Initial SET-UP WDG-2 Initial SET-UPSpecial SET-UP for Flavored Coffee Beans 10854 Cleaning Coffee GrindingBurr Adjustment AdjustmentsTimer Adjustment DG-2 Coffee Weight/Timer Settings Troubleshooting Problem Probable Cause Grinder will not startProblem RemedyWDG-2 Digital Display Control Fault Codes Problem Service Component AccessService Motors BunnMotor Timer DG-2 Motor Circuit AssemblyReplace if excessively worn or damaged Disconnect grinder from the power source Weigh Control Board WDG-2 P930 10854 Fan FuseWeigh Control Assembly WDG-2 Funnel Rails Mounting Bracket Service Wiring Diagrams Schematic Wiring Diagram DG2 60 HZSchematic Wiring Diagram WDG2 Wiring Diagrams