TROUBLESHOOTING (cont.)

PROBLEM

Weak product

PROBABLE CAUSE

REMEDY

1.

Water temperature

Place an empty container beneath

 

 

the dispense tip. Initiate a dispense

 

 

cycle and check the water tempera-

 

 

ture immediately below the dispense

 

 

tip with a thermometer.

 

 

(A) Reading for mechanical thermo-

 

 

stat models should be 180°F to 200°F

 

 

(see thermostat temperature settings

 

 

decal in USER NOTICES on page 3.

 

 

(B) Reading for electronic thermo-

 

 

stat should be185°F to 190°F.

 

 

Adjust the control thermostat to in-

 

 

crease or decrease the water tem-

 

 

perature. Replace if necessary.

2.

Whipper motor

Refer to Service - Whipper Motor for

 

 

testing procedure. See page 19

3.

Frother

Refer to Service - Frother Compo-

 

 

nents. See page 19

4.

Dispense solenoid valve

Refer to Service - Dispense Solenoid

(Hot or Cold)

Valve for test procedures. See page

 

 

29 or 30

5.

Auger drive

Refer to Service - Auger Drive Com-

 

 

ponents. See page 12

6.

Auger spring

Refer to Service - Auger Drive Com-

 

 

ponents. See page 12

7.

Auger motor

Refer to Service - Auger Drive Com-

 

 

ponents. See page 14

8.

Rinse/Run switch

Refer to Service - Rinse/Run Switch

 

 

for test procedures. See page 28

10

28364 011598

 

Page 10
Image 10
Bunn FMD-3 service manual Problem, Probable Cause Remedy