TROUBLESHOOTING (cont.)

PROBLEM

PROBABLE CAUSE

REMEDY

Water is not hot (Cont.)

4. Tank Heater Switch

Refer to Service - Tank Heater Switch

 

 

for testing procedures. See page

 

 

52

 

5.

Heater Relay

 

6.

Control Board

Spitting or excessive steaming

1.

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 cor- rosive reactions resulting in serious leaks.

Refer to Service - Heater Relay for testing procedures. See page 51

Refer to Service - Control Board for testing procedures. See page 20

Inspect the tank assembly for ex- cessive lime deposits. Delime as required.

2. Control Thermostat

Refer to Service - Control Thermo-

 

stat for testing procedures. See

 

page 26

Dripping from dispense tip

1. 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 cor-

 

rosive reactions resulting in serious

 

leaks.

Inspect the tank assembly for ex- cessive lime deposits. Delime as required.

2.

Dispense Solenoid Valve

Remove the dispense solenoid valve

 

 

and clear any obstructions. Rebuild

 

 

or replace the valve if necessary. See

 

 

page 47

Water flows into tank continuously 1.

Control Board

Refer to Service - Control Board and

 

 

Probe for testing procedures. See

 

 

page 20

2.

Solenoid Valve (Inlet)

Refer to Service - Solenoid Valve

 

 

(Inlet) for testing procedures. See

 

 

page 49

8

42672 122209

 

Page 8
Image 8
Bunn FMD-5, FMD-4 manual Problem Probable Cause Remedy

FMD-4, FMD-5 specifications

The Bunn FMD-5 is a state-of-the-art coffee dispenser designed specifically for high-volume coffee brewing situations. This machine is ideal for restaurants, convenience stores, and other establishments that require an efficient and reliable coffee dispensing solution.

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