Wells HTI-400AF Service Manual

Model HTI-3060AF

WELLS MANUFACTURING

022

265 Hobson St., Smithville, TN 37166 telephone: [phone]

fax: [phone] www.wells-mfg.com

OPERATION MANUAL

BUILT-IN

BAIN MARIE

STYLE

HEATED

TANKS

MODELS

HTI300AF

HTI400AF

HTI500AF

HTI3060AF

Includes

INSTALLATION

USE & CARE

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-305829 Rev. G

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.

CONTACT

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

WARRANTY EXCLUSIONS

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 nonstick sheets, knobs, control labels, bulbs, fuses, quartz hea ting 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.

PRODUCTS	PARTS	LABOR
universal ventless hoods	2 years	1 year

canopy hoods

“Cook’n Hold” equipment [HW10, HWSMP, LLSC7, LLSC7WA, LLSC11, and LLSC11WA]

cast iron grates, burners, and burner shields

original Wells parts sold to repair Wells equipment

Service First

2 years	1 year
2 years	1 year
1 year
90 days
1 year

The foregoing warranty is in lieu of any and all other warranties expressed or implied and constitutes the entire warranty.

2M-Z22393 • Rev A • 02.2018

022 2M-305829 OpManual for HTI Bain Marie Warmers

TABLE OF CONTENTS

WARRANTY	xi
SPECIFICATIONS	1
FEATURES & OPERATING CONTROLS	2
PRECAUTIONS & GENERAL INFORMATION	4
AGENCY LISTING INFORMATION	5
INSTALLATION	6
OPERATION	8
CLEANING INSTRUCTIONS	9
MAINTENANCE INSTRUCTIONS	11
TROUBLESHOOTING SUGGESTIONS	12
PARTS & SERVICE	13
CUSTOMER SERVICE DATA	13

INTRODUCTION

Thank You for purchasing this Wells Manufacturing 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.

ELECTRICAL SPECIFICATIONS

	MODEL	VOLTS	WATTS	AMPS PER LEG 3ø			AMPS 1ø
				L1	L2	L3
	HTI300AF	208	6000	24.9	14.4	14.4	28.8
		240	8000	28.8	16.7	16.7	33.3
	HTI400AF	208	9000	25.0	25.0	25.0	43.3
		240	12000	28.9	28.9	28.9	50.0
	HTI500AF	208	9000	25.0	25.0	25.0	43.3
		240	12000	28.9	28.9	28.9	50.0
	HTI3060AF	208	9000	25.0	25.0	25.0	43.3
		240	12000	28.9	28.9	28.9	50.0

Units are shipped from the factory wired 3ø, and are field convertible to 1ø.

Field wiring for 3ø must be at least 10 ga. copper.

Field wiring for 208 volt 1ø must be at least 8 ga. copper.

Field wiring for 240 volt 1ø must be at least 6 ga. copper

Field wiring for all units must suitable for at least 90ºC.

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FEATURES & OPERATING CONTROLS
PERFORATED
ELEMENT COVER	ELECTRICAL
HEATING
	SUPPLY INLET
ELEMENT
DRAIN
SCREEN
DRAIN
DRAIN	CONTROL
VALVE
	PANEL
	WATER SUPPLY
	CONNECTION
	AUTOFILL TUBE
	CONNECTION
	AUTOFILL
	BACKFLOW		022
	PREVENTER
			-2M
	WATER LEVEL
			305829
	PROBES
	(inside pan)
	TEMPERATURE READOUT		Marie Bain HTI for OpManual
	INDICATOR LIGHT		Warmers
	ON/OFF TOGGLE SWITCH
	NAME PLATE
		IL2084
	2

022 2M-305829 OpManual for HTI Bain Marie Warmers

FEATURES & OPERATING CONTROLS (continued)

A. CONTROLS

The ON/OFF toggle switch controls power to the warmer.

The INDICATOR LIGHT will glow when the ON/OFF switch is turned ON.

The TEMPERATURE READOUT displays the current temperature of the water bath. Temperature of the water bath is pre-set at 190ºF (88ºC). Actual temperature of the food product will vary depending upon type of product, food consistency and other such variables.

The HEATING ELEMENT is energized when:

a.The water bath is below the set temperature; and,

b.The lower water level probe senses water.

Heating elements are protected from contact with food containers by perforated element covers.

B. AUTOFILL

Water is automatically fed into the tank when:

a.The ON/OFF toggle switch is turned ON ; and,

b.The upper water level probe does not sense water.

C. WELLSLOKS

Built-in heated tanks are equipped with WELLSLOKS, uniquely designed turnout tabs which help secure the tank flange to the counter top.

(See Installation Instructions, supplied with the appliance, for details.)

D. DRAIN VALVE

Built-in heated tanks are equipped with a 1” NPT drain and 1/4-turn valve. Valve lever “down” is open; “up” is closed. Valve must be closed for operation.

A drain screen is provided to help prevent drain clogs. The drain screen should be in place at all times during operation.

E. NAME PLATE

Manufacturer information, as well as model, serial number and electrical requirements are listed on the NAME PLATE.

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NOTE:

Heating elements must be completely covered with water at all times during operation.

Water supply must be properly connected to the warmer and turned ON. before operating the unit.

Drain valve must remain fully closed during operation.

Perforated element covers must be properly installed at all times during operation.

PRECAUTIONS AND GENERAL INFORMATION

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.

This appliance is intended for use in commercial establishments only.

This appliance is intended to hold pre-heated food for human 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 qualified technical personnel.

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

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Warmers Marie Bain HTI for OpManual 305829-2M 022

AGENCY LISTING INFORMATION

This appliance conforms to NSF Standard 4 for sanitation only if installed in accordance with the supplied Installation Instructions and maintained according to the instructions in this manual.

This appliance is U Listed under UL File E6070 for 208V and 240V This appliance is V Listed under UL File E6070 for 208V and 240V .

022 2M-305829 OpManual for HTI Bain Marie Warmers

5

STD 4

E6070

E6070

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 qualified 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 flammable 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 specific 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 film, packing materials and accessories form 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.

COMPONENTS

WARMER w/ CONTROL PANEL PERFORATED ELEMENT COVERS

2 ea. HTI-300AF

3 ea for all others) 1” NPT VALVE

PREPARATION

Refer to the Installation Instruction Sheet for cutout dimensions

and required clearances. Maintain required clearances between the appliance and adjacent combustible surfaces.

INSTALLATION

1.This is a GENERAL GUIDE. For specific cutout dimensions and other installation details, refer to the Installation Instructions supplied with the warmer.

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

3.For “top-mounted” installation:

a.Verify that provided sealants are applied to the underside of the warmer top flange 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 flange 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.

e.For heated tanks installed in plastic (e.g. Corian®) 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 specific installation instructions.

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Warmers Marie Bain HTI for OpManual 305829-2M 022