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Bunn DUAL TM (Serial # DUAL010000 - Up) 27040.0000F service manual

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BUNN-O-MATIC CORPORATION

POST OFFICE BOX 3227SPRINGFIELD, ILLINOIS 62708-3227PHONE: (217) 529-6601 FAX: (217) 529-6644

www.bunnomatic.com

OPERATING & SERVICE MANUAL

DUAL ™

(Serial # DUAL010000 - Up)

. CRACKED

. SCRATCHED

. BOILED DRY

. HEATED WHEN EMPTY

. USED ON HIGH FLAME

. OR EXPOSED ELECTRIC

ELEMENTS

FAILURE TO COMPLY RISKS INJURY

PN: 6581985 BUNN-O-MATIC CORPORATION

FUNNEL CONTENTS ARE HOT!START ON / WARMER SELECTOR READYREADY ON / WARMER START

1⁄2

gal

1 gal

1⁄2

gal

SELECTOR

1⁄2

gal

1 gal

1⁄2

gal

CAUTIONHOT WATERGRINDERLEFTRIGHTDISCONNECT FROM POWER SOURCEBEFORE REMOVAL OF ANY PANEL ORREPLACEMENT OF ANY COMPONENT!WARNING!

Contents

Main OPERATING & SERVICE MANUAL BUNN-O-MATIC CORPORATION 27040.0000F 01/04 1996 Bunn-O-Matic Corporation DUAL ! CAUTIONHOT WATER SELECTOR READY ON / WARMER START INTRODUCTION USER NOTICES ELECTRICAL REQUIREMENTS Initial Set-Up. Electrical Hook-Up INITIAL SET-UP Adjusting Brew Volumes INITIAL SET-UP (cont.) REFERENCE CHART ADJUSTING BREW VOLUMES INITIAL SET-UP (cont.) OPERATING CONTROLS Page TROUBLESHOOTING Page Page Page Service - Service Initial Set-Up Page SERVICE Troubleshooting Page Page Page 17 FIG. 4 BREW SELECTOR SWITCH TERMINALS Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page 40 RIGHT FIG. 33 TIMER TERMINALS SINGLE BATCH MACHINE ONLY RIGHT Page 41 SERVICE (cont.) Timers (Early Models)(cont.) FIG. 34 TIMER TERMINALS RIGHT LEFT Page Page Page 120/208 VOLTS AC OR 120/240 VOLTS AC 3 WIRE SCHEMATIC WIRING DIAGRAM DUAL BREWER (W/TWO-GRINDER INTERFACE) SCHEMATIC WIRING DIAGRAM DUAL-A & -B BREWER (W/TWO-GRINDER INTERFACE) 200 OR 240 VOLTS AC 2 WIRE SCHEMATIC WIRING DIAGRAM DUAL BREWER ECA (W/TWO-GRINDER INTERFACE) 120/208 VOLTS AC OR 120/240 VOLTS AC 3 WIRE SCHEMATIC WIRING DIAGRAM DUAL-A & -B BREWER ECA (W/TWO-GRINDER INTERFACE) 200 OR 240 VOLTS AC 2 WIRE 120/208 VOLTS AC OR 120/240 VOLTS AC 3 WIRE SCHEMATIC WIRING DIAGRAM DUAL BREWER (W/ONE-GRINDER INTERFACE) SCHEMATIC WIRING DIAGRAM DUAL BREWER ECA (W/ONE-GRINDER INTERFACE) 120/208 VOLTS AC OR 120/240 VOLTS AC 3 WIRE SCHEMATIC WIRING DIAGRAM DUAL-A & -B BREWER (W/ONE-GRINDER INTERFACE) 200 OR 240 VOLTS AC 2 WIRE SCHEMATIC WIRING DIAGRAM DUAL-A & -B BREWER ECA (W/ONE-GRINDER INTERFACE) 200 OR 240 VOLTS AC 2 WIRE RT START SW LT START SW 6 SCHEMATIC WIRING DIAGRAM DUAL BREWER W/DIGITAL BREWER CONTROL 208 0R 240V.A.C. 120V.A.C. 120V.A.C. TRIAC SOL SOL