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SAFETY PRECAUTIONS
The Service Manual provides information about the safety,
operation, and service of the machine and is meant to provide
guidelines for qualified Service Technicians only. This manual
follows guidance from ANSI Z535.6, ASTM F760-93, ASTM
F1827-13, and the FDA Food Code.
DO NOT ATTEMPT to operate the machine until all instruc-
tions and safety precautions are read completely and thor-
oughly understood. Installation and startup of this machine
must be performed by a qualified technician. The warranty
will be void if the machine is not installed correctly. For ques-
tions with installation, operation, or servicing, contact White
Glove Service: 1.800.319.9549.
For complete warranty information, product registration and
new product announcement, visit www.vollrath.com.
WARNING
"WARNING" indicates a potential hazard that can or will cause
severe injury or death if not avoided.
CAUTION
"CAUTION"
indicates a potential hazard that can cause minor
or major injury if ignored.
"NOTICE" highlights important, nonhazardous information.
To reduce risk of injury or damage to the equipment:
• Plug only into grounded single-phase electrical outlets that
match the voltage on the rating label.
• Do not use extension cords to connect the machine.
• Use this equipment in a flat, level position.
WARNING
Lack of proper electrical grounding according to applicable
codes could result in serious injury or death.
Please refer to the Operator's Manual for details regarding:
• CLEARANCE AND ENVIRONMENT REQUIREMENTS
• INSTALLATION & FIRST USE
• FEATURES & CONTROLS
• FILL LEVELS
• OPERATION & CLEANING
• DISASSEMBLY & ASSEMBLY
• TROUBLESHOOTING
• MAINTENANCE
© 2021 The Vollrath Company L.L.C.
Refrigerated Beverage Dispensers
Item No.
VBBC1-37-A
VBBC2-37-A
VBBC3-37-A
VBBC4-37-A
VBBD1-37-S
VBBD2-37-S
VBBD3-37-S
VBBD4-37-S
VBBE1-37-S
VBBE2-37-S
VBBE3-37-S
VBBE4-37-S
VBBD1-37-F
VBBD2-37-F
VBBD3-37-F
VBBD4-37-F
VBBE1-37-F
VBBE2-37-F
VBBE3-37-F
VBBE4-37-F
INSTALLATION
CAUTION
Never grasp the machine by bowls or cylinders. We are not
responsible for damages caused by incorrect handling.
1. Unpack the machine and check for damage.
2. If damage is present, file a claim with the delivering carrier.
3. Ensure the counter will support the machine when filled.
4. Ensure at least 6" airspace around the unit for ventilation.
5. Screw legs tightly into the base of the machine.
6. Before plugging the unit in, ensure voltage is the same as
on the data plate. Plug unit into a grounded, protected, single-
phase electrical supply according to electrical codes and ma-
chine specifications. If you prefer, connect the unit directly to
the mains with the supply cord to a 2-pole wall breaker with a
contact opening of at least 3 mm. Do not use extension cords.
7. Disassemble, clean & sanitize unit before first use!
www.vollrathfoodservice.com
SERVICE MANUAL
Bowl
Capacity
Circulation
Gallon (Liter)
One
Two
2.11
Agitator
(8)
Three
Four
One
Two
3.17
(12)
Three
Four
Stirring Paddle
One
Two
5.28
(20)
Three
Four
One
Two
3.17
(12)
Three
Four
Fountain Spray
One
Two
5.28
(20)
Three
Four
Part No. L36246
Number of
Bowls
10/12/2021

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Summary of Contents for Vollrath VBBC1-37-A

  • Page 1 2-pole wall breaker with a • MAINTENANCE contact opening of at least 3 mm. Do not use extension cords. 7. Disassemble, clean & sanitize unit before first use! © 2021 The Vollrath Company L.L.C. www.vollrathfoodservice.com Part No. L36246 10/12/2021...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS Description Page Temperature Controls Temperature Controls ���������������������������������������������������������������������������������������������������������������������3 Pumps ��������������������������������������������������������������������������������������������������������������������������������������������4 Impellers �����������������������������������������������������������������������������������������������������������������������������������������4 Magnetic Coupling ��������������������������������������������������������������������������������������������������������������������������4 Impeller Troubleshooting ����������������������������������������������������������������������������������������������������������������4 Faucets �������������������������������������������������������������������������������������������������������������������������������������������4 Slow Mixing System �����������������������������������������������������������������������������������������������������������������������5 Refrigerant System Service ������������������������������������������������������������������������������������������������������������5 Routine Maintenance����������������������������������������������������������������������������������������������������������������������6 8L Parts Diagram ����������������������������������������������������������������������������������������������������������������������������7 8L Service Parts List �����������������������������������������������������������������������������������������������������������������������8 8L Wiring Diagram ��������������������������������������������������������������������������������������������������������������������������8 12L &...
  • Page 3: Temperature Controls

    TEMPERATURE CONTROLS PUMPS All units are equipped with adjustable thermostats, located behind 12L & 20L models are equipped with spray pumps. Each pump is the panel under each bowl. magnetically driven by an independent electric motor. These machines are equipped with one Main Switch to power ON and OFF refrigeration and with one Pump Switch for each bowl (see Operator's Manual for details).
  • Page 4: Pumps

    PUMPS (Continued) IMPELLER TROUBLESHOOTING Available Bowls: If impellers are noisy, power the unit off and remove them from the pivots. Power the unit on; if the noise persists, power the unit off, unplug it, and remove the panels to check pump motors as- semblies.
  • Page 5: Slow Mixing System

    SLOW MIXING SYSTEM REFRIGERANT SYSTEM SERVICE (Continued) The mechanical drive slow mixer (B) is suitable for thin or thick drinks. CAUTION To check for a leak in the low side of the system, it is advisable to have evaporators at or below ambient temperature. If a leak has been detected, seal it and make a new refrigerant charge per the following instructions.
  • Page 6: Routine Maintenance

    REFRIGERANT SYSTEM SERVICE (Continued) ROUTINE MAINTENANCE CHARGING DAILY The gauge set is usually four ports and four valves (see figure 8). Inspect the machine for signs of leaks, worn seals and gaskets. This is the easiest option because it allows the charging through If proper assembly does not stop leaks around seals or gaskets, both low and high sides of the system.
  • Page 7: Parts Diagram

    8L Model Refrigerated Beverage Dispensers Service Manual...
  • Page 8: Service Parts List

    8L Model Service Parts & Wiring Diagram 8L Service Parts Item Description Item P/N Description 22800-21903 Spigot piston 22800-04800 Motor bracket 10028-02503 Spigot gasket 22800-18981 Fan/pump motor — 1 bowl 22900-02010 Bowl — VBBC (8L) 22900-03011 Fan/pump motor — 2 & 4 bowl 10029-00060-465 Spigot handle insert —...
  • Page 9: 20L Fountain Parts Diagram

    12L & 20L Model Fountain Refrigerated Beverage Dispensers Service Manual...
  • Page 10: 20L Fountain Service Parts List

    Cabinet — 1 bowl 22800-21900 Faucet piston 22900-03211 Cabinet — 2 bowl 10028-02500 Faucet gasket 22900-03212 Cabinet — 3 bowl 10029-00060 Spigot handle insert — upper (Vollrath) 22900-03213 Cabinet — 4 bowl 22900-00560 Spigot handle 22800-10000 Foot leveling 21087-00001 Thermostat 22900-03171 Front panel —...
  • Page 11: 20L Stir Parts Diagram

    12L & 20L Model — Stir Refrigerated Beverage Dispensers Service Manual...
  • Page 12: 20L Stir Service Parts List

    Spigot piston 22800-12700 Terminal block cover 10028-02503 Spigot gasket BR0059 Cable clamp 10029-00060-465 Spigot handle insert upper (Vollrath) BR0354 Relay 1,2 & 4 bowl (3 bowl BR0350) 22900-00560-469 Spigot handle Motor fountain (12L & 20L, all bowls) Fan (12L, 2-4 bowls)
  • Page 13 PROBLEM POSSIBLE CAUSES REMEDY Machine does not work. Neither pump There is an improper/faulty electrical Locate and correct the problem. motors, fan motor, nor compressor are connection. running. Replace main switch. The main switch is defective. There is no refrigeration. Pump motors & Machine protector or compressor relay Replace motor protector.
  • Page 14 Add drinking water or product that is less viscous/thinner. WARNING Condenser fins are very sharp, use extreme caution! © 2021 The Vollrath Company L.L.C. Every machine includes White Glove 1236 N 18th St, Sheboygan WI 53081 Service for all your service, technical, warranty & installation needs.

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