Wells SS10TDCIAF Installation Manual

WELLS MANUFACTURING

10 Sunnen Dr., St. Louis, MO 63143

telephone: [phone]

fax: [phone]

www.wellsbloomfield.com

OWNERS MANUAL

BUILT-IN ROUND WELL

WARMERS

(Insulated & Non-Insulated)

THERMOSTAT

CONTROL

MODELS

SS4ULT, ULTD

SS8T, TU TD, TD6

011D

with

SS10ULT

SS8ULT, ULTD

SS10T, TD

SS10ULT, ULTD

(Auto-Fill)

SS8TDUIAF, CIAF

SS10TDUIAF, CIAF

Includes

INSTALLATION

USE & CARE

EXPLODED VIEW

PARTS LIST

WIRING DIAGRAM

IMPORTANT: DO NOT DISCARD THIS MANUAL

This manual is considered to be part of the appliance and is to be given to the OWNER or
MANAGER of the restaurant, or to the person responsible for TRAINING OPERATORS of
this appliance. Additional manuals are available from your WELLS DEALER.

THIS MANUAL MUST BE READ AND UNDERSTOOD BY ALL PERSONS USING OR
INSTALLING THIS APPLIANCE. Contact your WELLS DEALER if you have any

questions concerning installation, operation or maintenance of this equipment.

p/n 2M-Z17558 Rev. (B) M011D.01 150408

LIMITED WARRANTY STATEMENT

Unless otherwise specied, all commercial cooking

equipment manufactured by WELLS is warranted against

defects in materials and workmanship for a period of one

year from the date of original installation or 18 months from

the date of shipment from our factory, whichever comes rst,
and is for the benet of the original purchaser only.

THIS WARRANTY IS THE COMPLETE AND ONLY
WARRANTY, EXPRESSED OR IMPLIED IN LAW
OR IN FACT, INCLUDING BUT NOT LIMITED TO,
WARRANTIES OF MERCHANTABILITY OR FITNESS
FOR ANY PARTICULAR PURPOSE, AND/OR FOR
DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES
IN CONNECTION WITH WELLS PRODUCTS. This
warranty is void if it is determined that, upon inspection
by an authorized service agency, the equipment has been

modied, misused, misapplied, improperly installed, or
damaged in transit or by re, ood or act of God. It also

does not apply if the serial nameplate has been removed,
or if service is performed by unauthorized personnel. The
prices charged by Wells for its products are based upon the

limitations in this warranty. Seller’s obligation under this
warranty is limited to the repair of defects without charge
by a Wells factory authorized service agency or one of its
sub-service agencies. This service will be provided on
customer’s premises for non-portable models. Portable

models (a device with a cord and plug) must be taken

or shipped to the closest authorized service agency,
transportation charges prepaid, for service. In addition to

restrictions contained in this warranty, specic limitations are

shown in the Service Policy and Procedure Guide. Wells
Manufacturing authorized service agencies are located in
principal cities. This warranty is valid in the United States
and Canada and void elsewhere. Please consult your

classied telephone directory, your foodservice equipment

dealer or contact:

Wells Manufacturing

10 Sunnen Dr., St. Louis MO 63143 USA

phone [phone] or fax [phone]

for information and other details concerning warranty.

SERVICE POLICY AND PROCEDURE GUIDE and ADDITIONAL WARRANTY EXCLUSIONS

1. Resetting of safety thermostats, circuit breakers, over

load protectors, and/or fuse replacements are not
covered by this warranty unless warranted conditions
are the cause.

2. All problems due to operation at voltages or phase
other than specied on equipment nameplates are
not covered by this warranty.

Conversion to correct voltage and/or phase must be

the customer’s responsibility.

3. All problems due to electrical connections not made

in accordance with electrical code requirements
and wiring diagrams supplied with the equipment are

not covered by this warranty.

4. Replacement of items subject to normal wear, to

include such items as knobs, light bulbs; and, normal

maintenance functions including adjustments of

thermostats, adjustment of micro switches and
replacement of fuses and indicating lights are not
covered by warranty.

5. Damage to electrical cords and/or plug due to exposure
to excessive heat are not covered by this warranty.

6. Full use, care, and maintenance instructions supplied
with each machine. Noted maintenance and

preventative maintenance items, such as servicing and

cleaning schedules, are customer responsibility. Those
miscellaneous adjustments noted are customer
responsibility. Proper attention to preventative
maintenance and scheduled maintenance procedures

will prolong the life of the appliance.

7. Travel mileage is limited to fty (50) miles from an

Authorized Service Agency or one of its sub-service

agencies.

8. All labor shall be performed during regular working

hours. Overtime premium will be charged to the buyer.

9. All genuine Wells replacement parts are warranted

for ninety (90) days from date of purchase on non-

warranty equipment. This parts warranty is limited only

to replacement of the defective part(s). Any use of

non-genuine Wells parts completely voids any
warranty.

10. Installation, labor, and job check-outs are not

considered warranty and are thus not covered by this

warranty.

11. Charges incurred by delays, waiting time or operating

restrictions that hinder the service technician’s ability to

perform service are not covered by warranty. This

includes institutional and correctional facilities.

SHIPPING DAMAGE CLAIM PROCEDURE

NOTE: For your protection, please note that equipment

in this shipment was carefully inspected and packaged
by skilled personnel before leaving the factory. Upon

acceptance of this shipment, the transportation company
assumes full responsibility for its safe delivery.

IF SHIPMENT ARRIVES DAMAGED:

1. VISIBLE LOSS OR DAMAGE: Be certain that any
visible loss or damage is noted on the freight bill or
express receipt, and that the note of loss or damage is
signed by the delivery person.

2. FILE CLAIM FOR DAMAGE IMMEDIATELY:

Regardless of the extent of the damage.

3. CONCEALED LOSS OR DAMAGE: if damage is

unnoticed until the merchandise is unpacked, notify the
transportation company or carrier immediately, and le

“CONCEALED DAMAGE” claim with them. This

should be done within fteen (15) days from the date

the delivery was made to you. Be sure to retain the
container for inspection.

Wells cannot assume liability for damage or loss incurred in
transit. We will, however, at your request, supply you with
the necessary documents to support your claim.

xi

M011D.01 2M-Z17558 Owners Manual for Built-In Round T’Stat Warmers

TABLE OF CONTENTS

WARRANTY xi
FEATURES & OPERATING CONTROLS 2
PRECAUTIONS & GENERAL INFORMATION 3
AGENCY LISTING INFORMATION 3
INSTALLATION 4
OPERATION 7-8
MAINTENANCE INSTRUCTIONS 9
CLEANING INSTRUCTIONS 10-11
TROUBLESHOOTING SUGGESTIONS 12
WIRING DIAGRAM 12-13
EXPLODED VIEW & PARTS LIST
Non Auto-Fill Units 14
Auto-Fill Units 19
ACCESSORIES LIST 23
CUSTOMER SERVICE DATA 23

INTRODUCTION

Thank You for purchasing this Wells appliance.

Proper installation, professional operation and consistent maintenance of this appliance will ensure that it
gives you the very best performance and a long, economical service life.

This manual contains the information needed to properly install this appliance, and to use and care for the
appliance in a manner which will ensure its optimum performance.

SPECIFICATIONS

MODEL VOLTS AMPS WATTS POWER SUPPLY CORD

SS4T, TD, ULT, ULTD 120 VAC 1ø 6.9A 825W

NOT SUPPLIEDSS8T, TD, ULT, ULTD 208 VAC 1ø 3.0A 620W

SS10T, TD, ULT, ULTD 240 VAC 1ø 3.4A 825W

M011D.01 2M-Z17558 Owners Manual for Built-In Round T’Stat Warmers

3

FEATURES & OPERATING CONTROLS

INDICATOR
LIGHT

TEMPERATURE
CONTROL
KNOB

IL2468

IL2469

WELLSLOKS

IL2694

A. THERMOSTAT

1. On THERMOSTATICALLY CONTROLLED warmers, power is applied

to the heating element according to the control knob position and the

actual temperature at the temperature sensing thermobulb.

2. The desired temperature is controlled by rotating the TEMPERATURE
CONTROL KNOB. The knob has a numeric scale, where higher
numbers correspond to higher temperature.

3. On warmers equipped with an INDICATOR LIGHT, the light will glow
when the thermostat is calling for heat
(i.e. the element is energized).

4. The TEMPERATURE CONTROL KNOB will rotate approximately 300º,

and will reach a “stop” at both ends. The OFF position is marked.

NOTE: The dial position is an indication of the temperature
setting. Actual temperature will vary depending upon the type of
product and food consistency.

B. MOUNTING

1. Top-mounted built-in warmers are be equipped with WELLSLOKS,
uniquely designed turnout tabs which help secure the warmer top

ange to the countertop.

2. See the Installation Instructions, supplied with the particular appliance,
for details.

C. DRAINS

1. Models with a “D” (e.g. SS10TD) have drains for each well, with
each well having an individual drain valve.

2. Models that have the individual drain lines manifolded together
(custom installation), with a single drain valve for the entire
manifold.

WATER LEVEL

SENSOR

l

e

v

e

L

r

e

t

a

W

D. AUTOFILL

1. On AUTOFILL units, water level is automatically fed into the
“master” pan whenever that pan’s thermostat is ON.

2. Water level is sensed by a WATER LEVEL PROBE.

IL2694

M011D.01 2M-Z17558 Owners Manual for Built-In Round T’Stat Warmers

4

PRECAUTIONS AND GENERAL INFORMATION

This appliance is intended for use in commercial establishments only.

This appliance is intended
consumption. No other use is recommended or authorized by the
manufacturer or its agents.

Operators of this appliance must be familiar with the appliance use,
limitations and associated restrictions. Operating instructions must be
read and understood by all persons using or installing this appliance.

Cleanliness of this appliance is essential to good sanitation. Read and
follow all included cleaning instructions and schedules to ensure the
safety of the food product.

Disconnect this appliance from electrical power before performing any
maintenance or servicing.

This appliance is not jet stream approved. Do not direct water jet
or steam jet at this appliance, or at any control panel or wiring. Do
not splash or pour water on, in or over any controls, control panel or
wiring.

Exposed surfaces of this appliance can be hot to the touch and may
cause burns.

Do not operate this appliance if the control panel is damaged. Call
your Authorized Wells Service Agent for service.

The technical content of this manual, including any wiring diagrams,

schematics, parts breakdown illustrations and/or adjustment
procedures, is intended for use by qualied technical personnel.

Any procedure which requires the use of tools must be performed by a

qualied technician.

This manual is considered to be a permanent part of the appliance.
This manual and all supplied instructions, diagrams, schematics,

parts breakdown illustrations, notices and labels must remain with the

appliance if it is sold or moved to another location.

This appliance is made in the USA. Unless otherwise noted, this
appliance has American sizes on all hardware.

to hold pre-heated food for human

WARNING:

SHOCK HAZARD

All servicing requiring
access to non-insulated
electrical components must
be performed by a factory
authorized technician.

DO NOT open any access
panel which requires the use
of tools. Failure to follow this
warning can result in severe

electrical shock.

CAUTION:

RISK OF
DAMAGE

DO NOT connect or energize
this appliance until all
installation instructions are
read and followed. Damage
to the appliance may result
if these instructions are not
followed.

CAUTION:

HOT SURFACE

Exposed surfaces can be hot
to the touch and may cause
burns.

AGENCY LISTING INFORMATION

Refer to the product nameplate for the specic appliance for agency
listings. In general:

This appliance conforms to NSF Standard 4 for sanitation only if
installed in accordance with the supplied Installation Instructions.

M011D.01 2M-Z17558 Owners Manual for Built-In Round T’Stat Warmers

UL Listed warmers are

Underwriters Laboratory recognized ( ) warmers (UL File E6070) ­Since the warmer is only a single component of a complete installation,

the nished installation of an unit requires additional evaluations to

Underwriters Laboratory standards.

U Listed under UL File E6070.

5

STD 4

E6070

UL Listed Warmers

E6070

UL Recognized Warmers

INSTALLATION

NOTE: DO NOT discard

the carton or other packing

materials until you have
inspected the appliance for
hidden damage and tested it
for proper operation.
Refer to SHIPPING DAMAGE
CLAIM PROCEDURE on the
inside front cover of this
manual.

WARNING:

RISK OF INJURY

Installation procedures must

be performed by a qualied
technician with full knowledge

of all applicable electrical and
plumbing codes. Failure can
result in personal injury and
property damage.

CAUTION

FIRE HAZARD

Avoid storing ammable or

combustible materials in, on
or near the appliance.

IMPORTANT: For warmers
installed in plastic counter
tops, the counter material
must be protected from the
heat of the warmer in order to
prevent discoloration and/or

deterioration. Wellsloks are

not suitable for this purpose.
The installer should contact
the manufacturer or distributor
of the countertop material for

specic instructions.

IMPORTANT: Wellslok

Extension Kits must be used
ONLY with UL Listed warmers
approved for installation in
wood counter tops. Refer to
the Installation Instructions
provided with the warmer.

UNPACKING & INSPECTION

Carefully remove the appliance from the carton. Remove all

protective plastic lm, packing materials and accessories from the

Appliance before connecting electrical power or otherwise performing
any installation procedure.

Carefully read all instructions in this manual and the Installation

Instruction Sheet packed with the appliance before starting any

installation.

Read and understand all labels and diagrams attached to the
appliance.

Carefully account for all components and accessories before

discarding packing materials. Store all accessories in a convenient

place for later use.

INSTALLATION NOTES

1. Installation and start up of built-in warmers MUST be performed
by an authorized installation company.

2. It is the RESPONSIBILITY OF THE INSTALLER to verify that

this warmer installation is in compliance with the specications
listed in this manual and on the specication sheet provided.

3. It is the RESPONSIBILITY OF THE INSTALLER to check with
the AUTHORITY HAVING JURISDICTION, in order to verify
that this warmer installation is in compliance with local code
requirements.

4. Water supply and drain installation must meet all applicable
local, state and federal plumbing codes and ordinances.

5. Refer to Installation Instructions included with the warmer for
Underwriters Laboratories conditions of acceptability, electrical
requirements and other installation concerns.

BUILT-IN WARMERS

1. This is a GENERAL GUIDE. For specic cutout dimensions

and other installation details, refer to the Installation Instructions
supplied with the warmer.

2. Cutout dimensions for warmer units and control panels are
listed on the Installation Instructions provided with the warmer.

3. Verify style of control panel (e.g oval, rectangular) before

making cutout.

4. Units that are being connected by a manifold system, all units MUST
be installed on a level surface and with each other. If the units are
being installed on a mobile cart, the cart MUST be positioned on a
level surface when put in use.

NOTE: Cutout dimensions are different for insulated and non-insulated
units, control panels, for UL LISTED units and UL Recognized units,
and for wood and metal counters. Verify the dimensions are correct for

the installation before making the cutout. Specic cutout specications

are list on the installation sheet included with the unit.

M011D.01 2M-Z17558 Owners Manual for Built-In Round T’Stat Warmers

6

INSTALLATION continued

4. For “top-mounted” warmers (i.e. warmers mounted from above the
counter top):

a. Verify that provided sealants are applied to the underside

of the warmer top ange prior to setting the unit into the cutout.

b. After installation, verify that the tabs on the Wellsloks are

turned out to lock the warmer into the counter

c. Apply a thin bead of food-grade silicone sealant around the

ange to seal it to the counter.

d. Wellslok extension kits are available for installing warmers

in counter tops where the standard Wellslok would not
normally reach. The extension kit will adapt to counter
tops up to 1¾” thick.

ELECTRICAL INSTALLATION

1. Refer to the product nameplate. Verify the electrical service power.

Voltage and phase must match the nameplate specications.

Wiring the warmer to the wrong voltage can severely damage the
unit or cause noticeably decreased performance.

2. Available electrical service amperage must meet or exceed the

specications listed on the specication sheet provided with the

warmer.

3. Warmer and control unit must be connected to an appropriate

building ground. Ground connection will be marked “GND” or

” “ .

NOTE: Wire gauge, insulation type and temperature rating , as well as
type, size and construction of conduit, must meet or exceed applicable

specications of local codes and of the National Electrical Code.

NOTE: Damage caused

by leaks due to improper

installation is NOT covered by
warranty.

CAUTION:

SHOCK HAZARD

The ground lug of this
appliance must be connected
to a suitable building ground.

IMPORTANT:

Contact a licensed electrician
to install and connect electrical

power to the appliance.

IMPORTANT:

Damage due to being
connected to the wrong
voltage or phase is NOT
covered by warranty.

M011D.01 2M-Z17558 Owners Manual for Built-In Round T’Stat Warmers

IMPORTANT: Electrical
installation other than as

specied on the specication

sheet will void the UL listing,
and may void the warranty.

NOTE: Plumb connections
must be made in compliance
with all Federal, State and
Local Plumbing Codes and
Ordinances.

7

INSTALLATION continued

NOTE: Plumb connections

must be made in compliance
with all Federal, State and
Local Plumbing Codes and
Ordinances.

WARNING:

RISK OF INJURY

While local plumbing codes
may allow the use of pcv,
cpvc, abs or other plastic pipe
for drain connections.
DO NOT attach a plastic
drain to the bottom of the
food warmer. These units
will contain water with
temperatures in excess of
180°F and localized metal
temperatures in excess of
275°F (135°C). Failure to
follow these directions may
result in personal injury and
property damage.

PLUMBING INSTALLATION

For use in the State of Massachusetts, this appliance must be

installed in compliance with Massachusetts Fuel Gas and

Plumbing Code CMR 248.

1. IMPORTANT: All plumbing installations must be performed by

a qualied plumber.

2. For units equipped with a DRAIN LINE: Some jurisdictions

may require an approved air gap or other back-ow prevention

device in the drain. It is the responsibility of the plumber to
determine such requirement, to provide and properly install the
required device.

3. For SS4, SS8 and SS10 DRAIN LINE units, the drain must be

attached with a union at the drain line tting. This is necessary to

provide for future maintenance of the heating element.

4. AUTOFILL units require a drain valve (not supplied by Wells) to be
installed in order to operate correctly.

5. For AUTOFILL units: Some jurisdictions may require an approved

back-ow preventer in the water supply line. It is the responsibility

of the plumber to determine such requirement, and to provide and
properly install the required device.

Autoll supply must be connected to a COLD WATER line only.

6. AUTOFILL tee tting can be installed with the drain facing down or
turned 90° to manifold (not supplied) to another non-AUTOFILL unit.

M011D.01 2M-Z17558 Owners Manual for Built-In Round T’Stat Warmers

8