Wells SS10TUC Service Manual

WELLS MANUFACTURING

265 Hobson Street, Smithville, Tennessee 37166

telephone: [phone]

fax: [phone]

www.wells-mfg.com

OWNERS MANUAL

BUILT-IN ROUND WELL

WARMERS

(Insulated & Non-Insulated)

with

THERMOSTAT

CONTROL

MODELS

SS4ULT, ULTD

SS8T, TU TD, TD6

011D

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.

2M-Z17558 Rev. C

03/18

LIMITED EQUIPMENT WARRANTY

Wells Manufacturing warranties new products to be free from defects
in material and/or workmanship for a period of one [1] year from the
date of original installation, except as noted below. Defects that occur
as a result of normal use, within the time period and limitations defined
in this warranty, will at Wells’ discretion have the parts replaced or

repaired by Wells or a Wells-authorized service agency.

THIS WARRANTY IS SUBJECT TO ALL LISTED CONDITIONS.

Repairs performed under this warranty are to be performed by a Wells­authorized service agency. Wells will not be responsible for charges
incurred or service performed by non-authorized repair agencies.

In all cases, the nearest Wells-authorized service agency must be used.

Wells will be responsible for normal labor charges incurred in the repair
or replacement of a warrantied product within 50 miles (80.5 km) of
an authorized service agency. Time and expense charges for anything
beyond that distance will be the responsibility of the owner. All labor
will need to be performed during regular service hours. Any overtime
premium will be charged to the owner. For all shipments outside the
U.S.A. and Canada, please see the International Warranty for specific
details.

It is the responsibility of the owner to inspect and report any shipping

damage claims, hidden or otherwise, promptly following delivery.

No mileage or travel charges will be honored on any equipment that is
deemed portable. In general, equipment with a cord and plug weighing
less than 50 lb. (22.7 kg) is considered portable and should be taken or

shipped to the closest authorized service agency, transportation prepaid .

CO NTAC T

Should you require any assistance regarding the operation or
maintenance of any Wells equipment; write, phone, fax or email
our service department. In all correspondence mention the
model number and the serial number of your unit, as well as
the voltage or type of gas you are using.

Business hours are 8:00 a.m. to 4:30 p.m. Central Standard Time

Telephone [phone]

Fax [phone]

Email [e-mail]

www.wells-mfg.com

WARRAN

THE FOLLOWING WILL NOT BE COVERED UNDER WARRANTY.

• Any product which has not been installed, cleaned, maintained,
or used in accordance with the directions published in the appropriate

installation sheet and/or owner’s manual as well as national and local

codes, including incorrect gas or electrical connection. Wells is not liable
for any unit which has been mishandled, abused, misapplied, subjected
to chlorides, harsh chemicals, or caustic cleaners, damaged from
exposure to hard water, modified by unauthorized personnel, damaged
by flood, fire, or other acts of nature [or God], or which have an altered
or missing serial number.

• Installation, labor, and job checkouts, calibration of heat controls, air

and gas burner/bypass/pilot adjustments, gas or electrical system
checks, voltage and phase conversions, cleaning of equipment,
or seasoning of griddle surface.

• Replacement of fuses or resetting of circuit breakers, safety controls,
or reset buttons.

• Replacement of broken or damaged glass components, quartz heating
elements, and light bulbs.

• Labor charges for all removable parts in gas charbroilers and hotplates,
including but not limited to burners, grates, and radiants.

• Any labor charges incurred by delays, waiting time, or operating
restrictions that hinder a service technician’s ability to perform service.

• Parts that fail or are damaged due to normal wear or labor for

replacement of Items that can easily be replaced during a daily cleaning
routine. such as but not limited to silicone belts, PTFE non-stick sheets,
knobs, control labels, bulbs, fuses, quartz heating elements, baskets,
racks, and grease drawers.

• Components that should be replaced when damaged or worn, but have
been field-repaired instead [eg. field-welded fry pots].

• Any loss of business or profits.

ADDITIONAL WARRANTIES

Specialty/chain specific versions may also have additional and/or
extended warranties.

TY EXCLUSIONS

PRODUCTS PARTS LABOR

universal ventless hoods 2 years 1 year

canopy hoods 2 years 1 year

“Cook’n Hold” equipment [HW10,

HWSMP, LLSC7, LLSC7WA, LLSC11,

2 years 1 year

an d LLSC 1 1WA]

cast iron grates, burners, and burner

shields

original Wells parts sold to repair

Wells equipment

1 year

90 days

Service First 1 year

The fore going warrant y is in lieu of any and a ll other warranti es expresse d or implied and c onstitutes the e ntire warranty. 2M-Z22393 • Rev A • 02.2018

TABLE OF CONTENTS

WARRANTY
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 U Listed under UL File E6070.

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.

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