Bunn 41722.0000A

Page 9

TROUBLESHOOTING (cont.)

Brewer is making unusal noises

(cont.)

4. Tank Heater Remove and clean lime off the

tank heater.

PROBLEM PROBABLE CAUSE REMEDY

41722 070209

Contents

Main SERVICE & REPAIR MANUAL TB3/TB6 Series Page Page TROUBLESHOOTING Page Page Page Page Page SERVICE Page Page Page Page Page Page Page Page Page Page Page Page 22 SCHEMATIC WIRING DIAGRAM TB3Q 120 VOLTS AC 2 WIRE SINGLE PHASE SCHEMATIC WIRING DIAGRAM TB3QA 230 VOLTS AC 2 WIRE SINGLE PHASE SCHEMATIC WIRING DIAGRAM TB3, TB3B, TB3-LP 654321 37234.0007A 02/08 2008 BUNN-O-MATIC CORPORATION L1 N Chassis Ground SCHEMATIC WIRING DIAGRAM TB3B W/HALF-BATCH 100 VOLTS AC 120 VOLTS AC 2 WIRE + GND SINGLE PHASE SCHEMATIC WIRING DIAGRAM TB3Q 120 VOLTS AC 2 WIRE SINGLE PHASE SCHEMATIC WIRING DIAGRAM TB3Q W/SWEETENER & EMPTY BAG DETECT 120 VOLTS AC 2 WIRE SINGLE PHASE SCHEMATIC WIRING DIAGRAM TB3A Earth Ground Chassis Ground SCHEMATIC WIRING DIAGRAM TB6 120 VOLTS A C 2 WIRE SINGLE PHASE Chassis Ground Earth Ground Page 27 SCHEMATIC WIRING DIAGRAM TB6Q 120 VOLTS A C 2 WIRE SINGLE PHASE Chassis Ground Earth Ground