Bunn FMD-4, FMD-5 TRIAC MAPS for FMD

MOV1

MOV2

MOV4

MOV3

Bunn Part Number 28826.0006

Bunn Part Number 38739.0000

Bunn Part Number 38739.0001

MOV1

TRIAC MAPS for FMD

Q1 & MOV1 controls Reﬁll Valve @ J4

Q1 & MOV1 controls Left Whipper Motor @ J2-6

Q2 & MOV3 controls Center Whipper Motor @ J2-3

Q5 & MOV4 controls Right Whipper Motor @ J2-1

Q7 & MOV2 controls Reﬁll Valve @ J2-5

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Contents

Main BUNN-O-MATIC COMMERCIAL PRODUCT WARRANTY (Excluding regular maintenance items) USER NOTICES CONTENTS SITE PREPARATION INTRODUCTION CLEANING 1 x 24h NOTICE NOTA: 1 x 7d REQUIRED REGULAR MAINTENANCE: TROUBLESHOOTING Page TROUBLESHOOTING (cont.) Page Page Page SERVICE Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page TANK HEATER (all Models) FIG. 50 TANK HEATER WHI or RED to Main Wiring Harness BLK to Limit Thermostat Resistance Values 120V 7.8 - 9.2 ohms @ 68 - 75F 240V 15.3 - 17.9 ohms @ 68 - 75F Page Page Page TRIAC MAPS for FMD SCHEMATIC WIRING DIAGRAM FMD-1 120 VOLTS A C - 2 WIRE 120/208-240 VOLTS AC - 3WIRE SINGLE PHASE 230 VOLTS AC CE 2 WIRE + GND SINGLE PHASE 50/60 HZ SCHEMATIC WIRING DIAGRAM FMD-1A BLK-16 TANK HEATER WHI-16 WHI RED ORN SCHEMATIC WIRING DIAGRAM FMD-2 BLK BLU WHI/ORN WHI/RED BLK BLU BLU SCHEMATIC WIRING DIAGRAM FMD-2A SCHEMATIC WIRING DIAGRAM FMD DBC-2 FREEZE DRIED W/HOT WATER WHI ORN/BLK WHI SCHEMATIC WIRING DIAGRAM FMD-2FD GRN L1 NL2 J4-1 J4-4 J3-1 J3-6 J2-1 J2-5 Page Page Page Page L1 L2 N SCHEMATIC WIRING DIAGRAM FMD DBC-3 (WITH HOT WATER DISPENSE) 120 VOLTS AC 2 WIRE + GND or 120/208-240 VOLTS AC - 3 WIRE + GND SINGLE PHASE, 60 Hz L2L1 230 VOLTS AC - 2 WIRE SINGLE PHASE 50/60 HZ SCHEMATIC WIRING DIAGRAM FMDA DBC-3 (WITH HOT WATER DISPENSE) Page Page Page Page SCHEMATIC WIRING DIAGRAM FMD-5A 230 VOLTS AC 2 WIRE + GND SINGLE PHASE, 50/60HZ