IMI Cornelius, Inc. QUEST ELITE 2000 Service Manual

QUEST ELITE 2000

Service Manual

Release Date: May 10, 2010

Publication Number: 620048922SER

Revision Date: December 18, 2010

Revision: 5

Visit the IMI Cornelius web site at www.cornelius.com

for all your Literature needs.

The products, technical information, and instructions contained in this manual are subject to change without notice.
These instructions are not intended to cover all details or variations of the equipment, nor to provide for every possi­ble contingency in the installation, operation or maintenance of this equipment. This manual assumes that the per­son(s) working on the equipment have been trained and are skilled in working with electrical, plumbing, pneumatic,
and mechanical equipment. It is assumed that appropriate safety precautions are taken and that all local safety and
construction requirements are being met, in addition to the information contained in this manual.

This Product is warranted only as provided in Cornelius’ Commercial Warrant applicable to this Product and is sub­ject to all of the restrictions and limitations contained in the Commercial Warranty.

Cornelius will not be responsible for any repair, replacement or other service required by or loss or damage resulting
from any of the following occurrences, including but not limited to, (1) other than normal and proper use and normal
service conditions with respect to the Product, (2) improper voltage, (3) inadequate wiring, (4) abuse, (5) accident,
(6) alteration, (7) misuse, (8) neglect, (9) unauthorized repair or the failure to utilize suitably qualified and trained per­sons to perform service and/or repair of the Product, (10) improper cleaning, (11) failure to follow installation, oper­ating, cleaning or maintenance instructions, (12) use of “non-authorized” parts (i.e., parts that are not 100%
compatible with the Product) which use voids the entire warranty, (13) Product parts in contact with water or the
product dispensed which are adversely impacted by changes in liquid scale or chemical composition.

Contact Information:

To inquire about current revisions of this and other documentation or for assistance with any Cornelius product con­tact:

www.cornelius.com

800-238-3600

Trademarks and Copyrights:

This document contains proprietary information and it may not be reproduced in any way without permission from
Cornelius.

Printed in U.S.A.

Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Read and Follow ALL Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Safety Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Recognition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Different Types of Alerts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Safety Tips . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Qualified Service Personnel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Safety Precautions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Shipping And Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Mounting in or on a Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Unit Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Nameplate Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Concentrate Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Recommended Clearance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Electrical Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Water Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Water Supply Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Ice Bank/Pull Down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Plumbing Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Concentrate Handling and Loading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Loading Concentrate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Changing Concentrate Containers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

BRIXING Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Checking/Adjusting the BRIX Setting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Planned Maintenance Schedule . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Daily . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Flush System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Clean Splash Zones & Dispense Nozzles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Weekly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Sanitize the Juice Dispenser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Sanitize Pump System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Prepare Dispenser for Use. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Semi Annually . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Clean Water Inlet Strainer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Clean Chassis Interior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Check and Top-Off Water Ice Bath . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Annually . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Replace Pump Tubing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Removing Pump Platform(s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Replacing the Tubing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Troubleshooting Guide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Assembly Drawings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

IMI Cornelius Standard Service Call Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Quest Elite 2000 Service Manual

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DANGER:

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WARNING:

CAUTION:

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SAFETY INSTRUCTIONS

READ AND FOLLOW ALL SAFETY INSTRUCTIONS

Safety Overview • Read and follow ALL SAFETY INSTRUCTIONS in this manual and any

warning/caution labels on the unit (decals, labels or laminated cards).

• Read and understand ALL applicable OSHA (Occupational Safety and
Health Administration) safety regulations before operating this unit.

Recognition

Recognize Safety Alerts

This is the safety alert symbol. When you see it in this manual or on the unit,
be alert to the potential of personal injury or damage to the unit.

Different Types of Alerts

SAFETY TIPS

Indicates an immediate hazardous situation which if not avoided WILL result in
serious injury, death or equipment damage.

Indicates a potentially hazardous situation which, if not avoided, COULD result
in serious injury, death, or equipment damage.

Indicates a potentially hazardous situation which, if not avoided, MAY result in
minor or moderate injury or equipment damage.

• Carefully read and follow all safety messages in this manual and safety
signs on the unit.

• Keep safety signs in good condition and replace missing or damaged items.

• Learn how to operate the unit and how to use the controls properly.

Do not let anyone operate the unit without proper training. This appliance is

•
not intended for use by very young children or infirm persons without super­vision. Young children should be supervised to ensure that they do not play
with the appliance.

© 2010, IMI Cornelius Inc. - 1 - Publication Number: 620048922SER

Quest Elite 2000 Service Manual

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WARNING:

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WARNING:

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WARNING:

CAUTION:

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CAUTION:

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• Keep your unit in proper working condition and do not allow unauthorized
modifications to the unit.

QUALIFIED SERVICE PERSONNEL

Only trained and certified electrical, plumbing and refrigeration technicians
should service this unit. ALL WIRING AND PLUMBING MUST CONFORM TO
NATIONAL AND LOCAL CODES. FAILURE TO COMPLY COULD RESULT IN
SERIOUS INJURY, DEATH OR EQUIPMENT DAMAGE.

SAFETY PRECAUTIONS

This unit has been specifically designed to provide protection against personal
injury. To ensure continued protection observe the following:

Disconnect power to the unit before servicing following all lock out/tag out
procedures established by the user. Verify all of the power is off to the unit before
any work is performed.

Failure to disconnect the power could result in serious injury, death or equipment
damage.

To avoid a hazard due to instability of the appliance, it must be fixed in
accordance with the instructions.

Always be sure to keep area around the unit clean and free of clutter. Failure to
keep this area clean may result in injury or equipment damage.

SHIPPING AND STORAGE

Before shipping, storing, or relocating the unit, the unit must be sanitized and all
sanitizing solution must be drained from the system. A freezing ambient
environment will cause residual sanitizing solution or water remaining inside the
unit to freeze resulting in damage to internal components.

Publication Number: 620048922SER - 2 - © 2010, IMI Cornelius Inc.

Quest Elite 2000 Service Manual

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WARNING:

MOUNTING IN OR ON A COUNTER

When installing the unit in or on a counter top, the counter must be able to
support a weight in excess of 140 lbs. (63.5 kg.) to insure adequate support for
the unit. FAILURE TO COMPLY COULD RESULT IN SERIOUS INJURY, DEATH
OR EQUIPMENT DAMAGE.

© 2010, IMI Cornelius Inc. - 3 - Publication Number: 620048922SER

Quest Elite 2000 Service Manual

UNIT SPECIFICATIONS

Figure 1. Unit Dimensions

Nameplate Data

Concentrate Storage

Model QUEST ELITE 2000, 115 VAC, 4.5 amps, 1 phase 60 hertz, 6.00 oz. (170g)
R-134a refrigerant. Test press: High side 400 psi (2757.9 kilopascals), (27.6 bar).
Low side 88 psi (606.7 kilopascals), (6.1 bar).

Model QUEST ELITE 2000, 230 VAC, 2.25 amps, 1 phase 50 hertz, 6.00 oz.
(170g) R-134a refrigerant. Test press: High side 400 psi (2757.9 kilopascals), (27.6
bar). Low side 88 psi (606.7 kilopascals), (6.1 bar).

Two 0.8 gallon (3.0 liter) disposable bottles.

Publication Number: 620048922SER - 4 - © 2010, IMI Cornelius Inc.

Quest Elite 2000 Service Manual

CAUTION:

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Recommended Clearance

Electrical Connection

12” (30.48 cm) on top and 4” (10.16 cm) required in back for air circulation and 2”
at the sides of the unit.

6 ft. long (1.83 m) power cord with 3-prong plug attached to dispenser. Export
models are shipped with a European plug. The plug is accessible after installation.

ONLY trained and certified electrical technicians should replace the power cord or
the unit should be returned to an Authorized Service Center for power cord
replacement.” The replacement cord must meet all requirements of the original
equipment manufacturer.

Failure to comply could result in serious injury, death or damage to the
equipment.

Power Supply

Water Connection

15 amps at 120 volts dedicated power supply.

20 amps at 230 volts dedicated power supply.

3/8 in. (0.95 cm) SAE male flare fitting on dispenser.

The new hose sets supplied with the appliance are to be used and that old hose
sets should not be reused.

© 2010, IMI Cornelius Inc. - 5 - Publication Number: 620048922SER