Bunn FMD-2, FMD-1 service manual Probable Cause Remedy

Page 9

TROUBLESHOOTING (cont.)

PROBLEM

Product will not dispense (cont.)

PROBABLE CAUSE

REMEDY

5. Solenoid Valve (Inlet)

Refer to Service - Solenoid Valve

 

(Inlet) for testing procedures. See

 

page 35

6.A) Level Control Board and Probe - FMD-1

B)Control Board and Probe - FMD-

2

7.A) Auger Drive - FMD-1

B) Auger Drive - FMD-2

8.Water Strainer

9.Lime build-up

CAUTION - Tank and tank compo- nents should be delimed regularly depending on local water conditions. Excessive mineral build-up on stain- less steel surfaces can initiate corro- sive reactions resulting in serious leaks.

Refer to Service - Level Control Board and Probe for testing procedures. See page 29

Refer to Service - Control Board and Probe for testing procedures. See page 19

Refer to Service - Auger Drive. See page 13

Refer to Service - Auger Drive. See Page 15

(A)Direction of flow arrow must be pointing towards dispenser.

(B)Remove the strainer and check for obstructions. Clear or replace.

Inspect the tank assembly for exces- sive lime deposits. Delime as re- quired.

Water is not hot

10. Transformer - FMD-2

Refer to Service - Transformer for

 

 

testing procedures. See page 38

1.

Limit Thermostat

Refer to Service - Limit Thermostat

CAUTION - Do not eliminate or by-

for testing procedures. See page 31

pass limit thermostat. Use only BOM

 

replacement part #29329.1000

 

2.

Control Thermostat

Refer to Service - Control Thermo-

 

 

stat for testing procedures. See page

3.

Tank Heater

18

Refer to Service - Tank Heater for

 

 

 

 

testing procedures. See page 36

9

29112 051200

 

Page 8 Page 10
Image 9
Page 8 Page 10
Contents BUNNFMD-1 FMD-2 Introduction WarrantyUser Notices FMD-1 FMD-200656.0000 FMD-1 only28368.0001 Electrical Requirements Initial SET-UPElectrical HOOK-UP Plumbing RequirementsInitial Fill & Heat Rinse Timer FMD-2 onlyLiquid Level Control Running a Rinse SequenceAdjustments CleaningHopper Motor Speed Adjustment FMD-1 Cold Beverage SET-UP Optional FMD-2 onlyDraining the HOT Water Tank Problem TroubleshootingProduct will not dispense Probable CauseProbable Cause Remedy Stat for testing procedures. See Problem Probable CauseFMD-1 SeeProblem Probable Cause Remedy Dispenser is making unusual Refer to Service Lamp, see page 28 for lamp replacementComponent Access ServiceContents Auger Drive Components FMD-1Hopper Lid Retainer Clip Hopper AssemblySpacer Auger Motor Hopper Base Dust Seal Washer Retainer Clip Ing panelAuger Drive Components FMD-1 To the rear of the auger motor mounting panelAuger Drive Components FMD-2 Hopper Hopper Assy Disconnect the wires from the auger motor 16 to be removed Remove dust seal 17 from auger motorRemove auger motor and discard Location Ballast FMD-1 & FMD-2Thermostat Terminals Control Board FMD-2 onlyService Dispense Switch Dispense Switchs FMD-1 & FMD-2 FAN FMD-1 & FMD-2 Dispense Switch Terminals P1449FMD-2 Whipper Motor Terminals P1221 Frother and Whipper Motor FMD-1 shown & FMD-2Hopper Drive Board Hopper Drive Board FMD-1 onlyHopper Drive Board Terminals Hopper Drive Board FMD-1 onlyDoor Assy Upper Panel Lamp Holders Lower Panel Lamp Replacement Refer to FigAs assembly Lamp Replacement Refer toLamp Starter and Socket Refer to Location Level Control Board and Level Probe FMD-1 onlyLevel Control Board and Level Probe FMD-1 only Reconnect the violet wire to terminalLocation RINSE/RUN Switch FMD-1RINSE/RUN Switch FMD-2 WHI/RED toBLK from Main Harness WHI/BRN to YEL to Control Board J2-3 Cold Water Solenoid Valve Solenoid Valve Cold Water OPTIONALFMD-2 onlyFMD-1 Solenoid Valve Dispense FMD-1 & FMD-2 Tank Heater Solenoid Valve Inlet FMD-1 & FMD-2Main Harness Thermostat Tank Heater FMD-1 shown & FMD-2WHI/GRN T7 WHI/BLK T12 Transformer FMD-2 onlySingle Phase Schematic Wiring Diagram FMD-1Schematic Wiring Diagram FMD-2
Related manuals
Manual 8 pages 61.25 Kb

FMD-2, FMD-1 specifications

The Bunn FMD-2 is an advanced coffee dispensing machine designed for high-traffic environments, such as cafés, restaurants, and convenience stores. This commercial coffee equipment stands out for its reliability, efficiency, and user-friendly features, making it a preferred choice among coffee retailers.

A standout feature of the FMD-2 is its dual coffee bean hopper system, which allows for the storage and dispensing of two different coffee blends simultaneously. This versatility provides establishments the opportunity to cater to varying customer preferences, whether they prefer a robust espresso or a smooth medium roast. The hoppers can hold a significant amount of coffee beans, ensuring that the machine can keep up with high demand without the need for frequent refilling.

The FMD-2 incorporates state-of-the-art brewing technology, including the ability to brew coffee quickly while preserving the essential flavor characteristics of the beans. Its precision brewing process ensures consistency in taste and quality, which is crucial for customer satisfaction in a commercial setting. The machine is equipped with adjustable brew times and temperatures, allowing operators to fine-tune the brewing process according to specific coffee styles or customer preferences.

Another notable characteristic of the Bunn FMD-2 is its digital interface, which features an intuitive touchscreen display. This modern interface simplifies the operation of the machine, enabling baristas and staff to quickly train and adapt to its functionalities. The display provides real-time feedback on brewing status, maintenance reminders, and settings adjustments, making it easier to ensure optimal performance and reduce downtime.

In addition to its user-friendly design, the Bunn FMD-2 is constructed for durability. Its stainless steel exterior not only enhances its aesthetic appeal but also ensures that it can withstand the rigors of daily use in a bustling environment. The machine is designed with easy maintenance in mind, allowing for straightforward cleaning and servicing to keep it operating at peak performance.

Overall, the Bunn FMD-2 is a versatile, reliable, and innovative coffee dispensing solution that meets the demands of today’s coffee enthusiasts. With its dual hopper system, precision brewing technology, and user-friendly interface, it’s an ideal choice for any establishment looking to elevate their coffee offerings and enhance customer experience.
Top Page Image Contents