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Page 10

Wilbur Curtis Co., Inc.

Unit Does Not Turn ON

1.  Make sure that the circuit breaker for the electrical 

outlet is not tripped and is turned on.

2.  Make sure that the power cord is properly 

connected to the electrical outlet.

3.  Make sure that the main power switch is on.

Mixture Does Not Freeze

1.  Make sure that the refrigeration switch is in the 

(

|

)

position

.

 

2.  If using a slush mixture, make sure that it is properly 

diluted. Proper sugar content is 11 - 20%.

3.  Make sure that the clock is set to the current time 

and that the timer is set to freeze at the current time. 
See "SETTING THE TIMER CLOCK" (CFB2 and 
CFB3 only).

4.  Make sure that the thickness setting is not set too 

low. See "Adjusting Beverage Thickness".

5.  See "Check for Proper Ventilation" section on the 

facing page.

6.  Check to see if the compressor reset switch inside 

the control panel is "popped out" (CFB2 and CFB3 
without temperature display only). Push in to reset 
(see diagram below) and allow the sealed system 
to cool before restarting the unit. If the reset switch 
continues to pop out, call for service.

TROUBLESHOOTING

Tap Leaks

1.  Make sure that the (red) tap gasket is properly 

lubricated and is not worn out. 

2.  Make sure that the tap handle assembly is properly 

seated. 

Beverage Does Not Come Out of Tap

This problem is usually caused by a mixture that is too 
thick or ice chunks forming in the bowl.

1.  If using a slush mixture, make sure that it is properly 

diluted. Proper sugar content is 11 - 20%.

2.  Make sure the thickness setting on the back of unit 

is not set too high.

Leak at Back of Mixing Bowl

1.  Make sure that the mixing bowl seal is properly 

lubricated and is not worn out.

2.  Make sure that the mixing bowl is properly seated.

Auger Does Not Turn or is Noisy

1.  Make sure the mixing switch is turned on.

2.  If using a slush mixture, make sure that it is 

properly diluted. Proper sugar content is 11 - 20%. 
An improperly diluted slush mixture can cause 
ice chunks that can interfere with proper auger 
operation.

3.  Make sure the auger seal is properly installed and 

lubricated.

High Pressure/Temperature Light On

CFB2 and CFB3 only. Turn 
off the main power switch* 
and check the following:

1.  See "Check for Proper 

Ventilation" section on 
the facing page.

2.  If the light still comes 

on during operation, 
turn off the main power 
switch and call for 
service.

* On units equipped with a temperature display, the 
system is designed to reset itself automatically after the 
main power switch has been off for 5 minutes.

High pressure/ 

temperature light

Compressor Reset (some models)

Summary of Contents for CFB1

Page 1: ...ld be performed by an authorized Wilbur Curtis Co Inc service technician Refrigeration equipment must be serviced by a licensed certified refrigerant technician Do not install a damaged unit or a unit...

Page 2: ...h sides of the base of the dispensing lever insert the pins on the bottom of the handle into the base holes on the lever 8 Lubricate the tap mounting slots using food grade lubricant 9 Prepare the tap...

Page 3: ...ith the main power switch in the OFF O position Turn the timer wheel only in the clockwise direction Do not set the timer using any kind of tool Turn outer wheel clockwise to set Timer tabs Timer tab...

Page 4: ...gin freezing NOTE On units equipped with a timer when the refrigeration switch is in position the unit will freeze the mixture provided the timer is set to freeze for the current time see Setting the...

Page 5: ...the dispenser lever or push the bottom of the lever to dispense 7 Push on the light switch to turn on the integral lid lights or 6 CAUTION If the tank is filled with a milk or dairy based mix dispense...

Page 6: ...zing fluid If the dispenser has not been used for a long period of time clean the unit before returning it to use 1 For cleaning prepare a mild solution of detergent and warm water Empty the Drip Tray...

Page 7: ...m the evaporator Remove the auger seal A 11 Pull the bowl seal B off of the back of the bowl 12 Pull the bottom part of the lids free from the top parts 13 Soak the bottom part of the lids removed in...

Page 8: ...er solution Leave them to soak in the solution for 30 minutes Rinse thoroughly with clean water then air dry Reassemble the Unit 21 Check the seals before reinstalling Replace worn seals with new ones...

Page 9: ...ll each lid and insert the light plug into the socket behind each mixing bowl Rinse the Unit Before starting up the unit again after cleaning rinse it out as follows 31 Connect the power cord to the e...

Page 10: ...n out 2 Make sure that the tap handle assembly is properly seated Beverage Does Not Come Out of Tap This problem is usually caused by a mixture that is too thick or ice chunks forming in the bowl 1 If...

Page 11: ...isconnected Call for service A2 Bowl 1 too hot or temperature probe shorted See Check for Proper Ventilation If ventilation is OK call for service A3 Temperature probe for bowl 2 disconnected Call for...

Page 12: ...9 7 cm 12 60 32 0 cm 16 49 41 9 cm 19 53 49 6 cm 35 51 90 2 cm 4 21 10 7 cm 11 74 29 8 cm 8 82 22 4 cm 5 91 15 0 cm 4 21 10 7 cm 8 15 20 7 cm 20 48 52 0 cm 35 51 90 2 cm 11 75 29 8 cm CFB2 CFB1 SIDE V...

Page 13: ...ce Manual Frozen Beverage Dispenser ROUGH IN DIAGRAMS 11 69 29 7 cm 4 21 10 7 cm 11 30 28 7 cm 9 76 24 8 cm 10 71 27 2 cm 24 53 62 3 cm 19 57 49 7 cm 35 51 90 2 cm 11 75 29 8 cm CFB3 SIDE VIEW FRONT V...

Page 14: ...3 Fan motor 4 Tank cover light 5 Relay 6 Micro regulation 7 Refrigeration switch 8 Thermostat 9 Fan motor 10 Compressor 11 Tank lights switch 12 Transformer Auger motor N Description 13 Fuse M M M M...

Page 15: ...Timer 10 Tank lights switch 11 Left mixing switch 12 Left refrigeration switch Fuse N Description 13 Left auger motor 14 Left thermostat 15 Left micro regulation 16 Left electrovalve 17 Right mixing s...

Page 16: ...tor 14 Left thermostat 15 Left micro regulation 16 Left electrovalve 17 Right mixing switch 18 Right refrigeration switch 19 Right auger motor 20 Right thermostat 21 Right micro regulation 22 Right el...

Page 17: ...eft refrigeration switch 13 Left auger motor 14 Left thermostat 15 Left micro regulation 16 Left electrovalve N Description 17 Middle mixing switch 18 Middle refrigeration switch 19 Middle auger motor...

Page 18: ...Middle refrigeration switch 19 Middle auger motor 20 Middle thermostat 21 Middle micro regulation 22 Middle electrovalve 23 Right mixing switch 24 Right refrigeration switch 25 Right auger motor 26 Ri...

Page 19: ...Page 19 Service Manual Frozen Beverage Dispenser 20 23 5 16 27A 40A 33 35 34 37 41 32 15 29 44 38 42 43A 45A 30 8 11 12 6 25A 48 17 24 18 49 24 51 4 14 19 26 28A 22 EXPLODED VIEW CFB1...

Page 20: ...Wilbur Curtis Co Inc 16 32 33 30 29 43B 42 38 20 44 41 37 35 34 40B 28A 50 54 56 27B 48 17 49 24 19 18 45B 51 21 24 36 39 31 15 25B 53 14 10 9 7 55A 13 23 47A 47B 46A 46B 22 8 11 12 6 26 EXPLODED VIE...

Page 21: ...ual Frozen Beverage Dispenser 10 20 43B 25 42 41 38 44 35 34 37 15 31 29 30 33 32 16 9 28B 47A 55B 47B 25B 51 21 13 39 36 7 17 18 24 49 24 48 53 23 52 19 46C 46D 40C 27C 5 45B 8 11 12 6 14 26 22 54 56...

Page 22: ...WC 4916 LUBRICANT GREASE HEAVY DUTY PC S 4oz CFB1 CFB2 CFB3 21a WC 100023 RELAY 30 AMP CFB2 CFB3 22 WC 100024 BOWL COVER SET GT BLACK COMPLETE CFB1 CFB2 CFB3 23a WC 100025 COMMAND COVER TECH SUPPORT...

Page 23: ...C 100116 TRIPLE ELECTROVALVE OLAB 115V 60HZ CFB3 47A WC 100063 GAS ELECTROVALVE BOBBIN OLAB 1 CFB2 CFB3 47B WC 100064 GAS ELECTROVALVE BOBBIN CEME 1 115V 60HZ CFB2 CFB3 48a WC 100061 GREEN MAIN SWITCH...

Page 24: ...r chambers and plates mixing bowls agitation assemblies and whipper propellers The warranty is void under the following circumstances Improper operation of equipment The equipment must be used for its...

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