Wells Manufacturing DABC-1 User manual

Brand: Wells Manufacturing

Model: DABC-1

Type: User manual

This manual is also suitable for

DABC-1PSP

DUAL ACCESS BISCUIT CABINET

WELLS MODELS DABC-1PS

and DABC-1TL

This equipment chapter is to be placed in the Holding Cabinets Section of the Equipment Manual.

MANUFACTURED EXCLUSIVELY FOR

McDONALD'S

WELLS MANUFACTURING

2 ERIK CIRCLE VERDI, NEVADA 89439

PHONE: 1 (702) 345-0444

TOLL FREE: 1 (800) 777-0450

FAX #: 1 (702) 345-0569

TABLE OF CONTENTS

WARRANTY.........................................................................................................................Page 2

INTRODUCTION..................................................................................................................Page 2

SAFETY................................................................................................................................Page 2

PARTS IDENTIFICATION/FUNCTION/PHOTOS..............................................................Page 3

HARDWARE IDENTIFICATION........................................................................................Page 19

EQUIPMENT SET UP AND CLOSE PROCEDURES .....................................................Page 20

TROUBLESHOOTING.......................................................................................................Page 22

PARTS ORDERING/SERVICE INFORMATION..............................................................Page 24

NON-SCHEDULED MAINTENANCE.................................................. ...........................Page 24

WIRING PICTORIAL ..........................................................................................................Page 36

WIRING DIAGRAM............................................................................................................Page 38

This manual is for the exclusive use of licensees and employees of McDonald's Systems, Inc.

Reprinted in April, 1989 The United States of America

DUAL ACCESS BISCUIT CABINET

Models DABC-1PSP and DABC-1TL

PRODUCT FEATURES

• Fully adjustable water and air temperatures.

• Front and rear doors allow loading and unloading from either end for

efficient workflow.

• Adjustable solid-state electronic thermostat senses and displays

accurate temperature.

• Built-in three channel timer displays that can be operated from both

front and back of unit.

• Signal light located on both front and rear to indicate that opposite

door is open.

• Audible and visual low water indicator.

• Heat ON indicator lights for both air and water.

• LED digital temperature display (F or C) for air or water - select by

switch.

• Easy to clean water pan with one multi-function probe for low water

level and temperature.

• All stainless steel construction.

• Cabinet designed for floor installation. Shipped with casters.

DIMENSIONS

INSTALLED SHIPPING

DIMENSIONS DIMENSIONS

MODELS

W D H

WEIGHT

W D H

WEIGHT

DABC-

1PSP

DABC-

1TL

20 1/4"

29"

33" 175 27 3/8"

33 3/4"

36 1/8”

204

ELECTRICAL INFORMATION

Model DABC-1PSP:

Voltage: 208V, three phase, four wire. Power: 1. 1 KW, for amperage

refer to table on reverse side. Cabinet is provided with a 10-foot cord

with pin-and-sleeve connector for power, and a 2-foot cord with pin-

and-sleeve auxiliary receptacle for 15 amp, 120V unit only.

Model DABC-1TL: (Replacement only)

Voltage: 120V, single phase.

Power: 1. 1 KW, for amperage refer to table on reverse side. Cabinet

is provided with a 10-foot cord with a NEMA L5-20P twist-lock for

power and NO auxiliary appliance connection.

PRODUCT FINISH

Stainless steel top. front, sides and back.

PRODUCT WARRANTY

The DABC-1PSP and DABC-1TL Dual Access Biscuit Cabinets

manufactured by Wells are warranted to be free from defects in

materials and workmanship for a period of one year from the date of

original installation and is for the benefit of the original purchaser only.

This warranty does not apply to damage resulting from fire, water,

burglary, accident, abuse, misuse, acts of God, faulty installation

including improper electrical supply.

THIS WARRANTY IS THE COMPLETE AND ONLY

WARRANTY, THERE BEING NO OTHER

WARRANTIES, EXPRESSED OR IMPLIED IN LAW OR

IN FACT, INCLUDING BUT NOT LIMITED TO,

WARRANTIES OF MERCHANT-ABILITY OR FITNESS

FOR ANY PARTICULAR PURPOSE, AND/OR FOR

DIRECT, INDIRECT. OR INCONSEQUENTIAL

DAMAGES IN CONNECTION WITH WELLS'

PRODUCTS.

Wells' obligation under this warranty is limited to the repair of defects

or replacement 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.

DUAL ACCESS BISCUIT CABINET

Models DABC-1PSP and DABC-1TL

ELECTRICAL SPECIFICATIONS

AMPS PER LINE THREE PHASE MODEL VOLTS KW

LI L2 L3 N

AMPS

SINGLE

PHASE

DABC-1PSP

208 1. 1 10 15 - 25 -

DABC-1TL 120 1. 1 - - - - 8. 8

NOTE: 4 WIRE 3 PHASE L3 NOT USED

Wells Manufacturing Company

2 Erik Circle, P. O. Box 280 • Verdi, NV 89439

(702) 345-0444 • FAX: 702-345-0569 TOLL-FREE

FAX: 800-356-5142, for orders only

1994 Wells Manufacturing Company Printed in U. S. A. Item No. 43958 B

WARRANTY STATEMENT

The Dual Access Biscuit Cabinet manufactured by

Wells is warranted to be free from defects in materials

and workmanship for a period of one year from the date

of original installation and is for the benefit of the

original purchaser only, BUT NOT AGAINST DAMAGE

CAUSED BY ABUSE, FAULTY INSTALLATION,

INCLUDING IMPROPER ELECTRICAL CURRENT.

THIS WARRANTY IS THE COMPLETE AND ONLY

WARRANTY, THERE BEING NO OTHER WAR-

RANTIES, EXPRESSED OR IMPLIED IN LAW OR IN

FACT, INCLUDING BUT NOT LIMITED TO,

WARRANTIES OF MERCHANT ABILITY OR FITNESS

FOR ANY PARTICULAR PURPOSE, AND/OR FOR

DIRECT, INDIRECT OR CONSEQUENTIAL

DAMAGES IN CONNECTION WITH WELLS

PRODUCTS.

Wells' obligation under this warranty is limited to the

repair of defects or replacement without charge by a

WELLS factory authorized service agency or one of its

sub-service agencies. This service will be provided on

customer's request.

Please contact the Service Department: Wells

Manufacturing Company, P. O. Box 280, Verdi, Nevada

89439; to arrange service or for additional information

and other details concerning the product and/or this

warranty.

INTRODUCTION

The commercial Dual Access Biscuit Cabinet is

designed to hold food at a desired serving temperature

and moistness plus allow access to the food product

from either the front or the rear of the cabinet. Both

models have built-in 3 channel product timers that can

be activated from either the front or the rear of the

cabinet.

The Model DABC-1 PS is configured with an IEC 309

Pin & Sleeve plug and connector for the main power

and auxiliary device connection.

WARNING: The DABC-1 PS operates on 120 VAC.

The power connection has been designed for 208 VAC,

3-Phase-Y, 5-wire, 120/208 split, such that two

independent 120 VAC inputs are supplied to the unit.

The auxiliary connection is 120 VAC at 15 amp

maximum for other appliances, i. e. Marinator Model

MDMW-3.

The Model DABC-1TL is configured with a NEMA L5-

20P twist-lock for the power supply connection and NO

auxiliary appliance connection is provided.

SAFETY

Knowledge of proper installation, operation and

maintenance procedures is essential to ensure safe

operation of any equipment. The instructions contained

herein are meant as guidelines; major considerations to

be kept in mind are:

1. Always have dry hands prior to turning the power

switch ON or OFF.

2. Turn OFF the power switch anytime the cabinet is

not in use.

3. If an electric shock is felt when touching the

cabinet, disconnect the power immediately and

call Wells Service Department for assistance and

service.

4. Have the electrical power installed by a licensed

electrician. Make sure that the equipment is

properly grounded.

5. If you find that the electrical cord is frayed, DO

NOT PLUG IT INTO THE ELECTRICAL POWER

RECEPTACLE. IF IT IS ALREADY PLUGGED

IN, DISCONNECT THE PLUG AFTER

SHUTTING OFF THE CIRCUIT BREAKER.

6. DISCONNECT THE POWER CORD BEFORE

ATTEMPTING ANY REPAIRS AND/OR

CLEANING THE UNIT WITH WATER.

7. Allow the unit to cool before cleaning.

8. DON'T EVER SPLASH WATER WITH A HOSE

OR OTHERWISE ONTO THE UNIT. WET

ELECTRICAL COMPONENTS AND WIRING

PRESENT A HIGH SHOCK HAZARD.

9. Follow the cleaning procedures described on the

Biscuit Cabinet (Wells) Planned Maintenance

System Card #64.

CAUTION: DO NOT OPERATE THE UNIT UNLESS

ALL FOUR CASTERS ARE INSTALLED. THE UNIT IS

SHIPPED WITH THE CASTERS IN PLACE AND

THEY SHOULD NOT BE REMOVED. PERSONAL

INJURY AND DAMAGE TO THE UNIT MAY RESULT.

PARTS IDENTIFICATION/FUNCTION/PHOTOS

(DABC-1PS Shown, DABC-1TL Same except as noted)

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

1 62385 Outer Cabinet Top 1 Covers and protects the controls, wiring and components.

2 63045 Front Door Handle 1 Provides access to the unit and secures the door when

closed.

3 62391 Front Door Wrap 1 Provides an exterior cover for the cavity door assembly.

4 63042 Swivel Wheel with Brake 2 Allows the unit to be moved about and secures it in place

when stationary.

5 63425 Front Control Panel Sub-

Assembly

1 Used to mount electrical control components.

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

10 62405 Cord Strain Relief

DABC-1PS DABC-1TL

Attaches cord to the conversion panel.

11 62378 Electric Conversion Panel 1 Attaches plug/connector assemblies to the unit.

12 56307 Cord 14/3 STO (DABC-1PS

ONLY)

2 ft. Transfers electric power to secondary equipment,

13 62404 Female Connector (DABC-1PS

ONLY)

1 Connects power to 120 VAC, 15 amp maximum secondary

equipment.

14 62384 Side Panel 2 Side cover of the unit. (1 per left and right side)

15 56313 Cord 14/4 STO (DABC-1PS

ONLY)

11 ft. Transfers electric power to the unit.

56307 Cord 14/3 STO (DABC-1TL

ONLY)

11 ft.

16 62412 Plug 4-Wire P&S (DABC-1PS

ONLY)

1 Connects the unit to the electrical power.

60649 Plug L5-20P (DABC-1TL ONLY) 1

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

6 63426 Rear Control Panel Sub-

Assembly

1 Used to mount electrical control components.

7 62370 Rear Door Wrap 1 Provides an exterior cover for the cavity door assembly.

8 63041 Ridged Wheel 2 Allows the unit to be moved about.

9 62389 Rear Door Handle 1 Provides access to the unit and secures the door closed.

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

17 62376 Blank Electrical Conversion

Panel

1 Opposite side cover for power conversion.

18 60787 Door Hinge 4 Mounts the doors to the cabinet and allows the doors to open

and close. (2 per front and rear door)

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

19 63045 Front Door Striker Plate 1 Latches door to cabinet and houses the door ajar sensor.

20 63212 Tray Rack 2 Holds biscuit tray. (1 for the left and 1 for the right sides of the

cavity)

21 60794 Crumb Shield 1 Prevents crumbs from falling into the water.

22 62373 Front Door Interior Panel 1 Secures the door gasket and protects the insulation.

23 60820 Front Door Gasket 1 Seal to retain the interior environment.

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

24 61776 Power On Switch 1 Turns the electrical power on or off to the unit.

25 60758 Power Telite (Red) 1 Indicates that the power is on to the unit.

26 60825 Rear Door Ajar Telite (L.E.D.) 1 Indicates when the front door is ajar.

27 62417 Timer Program Switch 1 Programs the desired time into the internal product timer.

28 62418 Timer Operate Switch 3 Starts and stops the internal product timer.

29 62411 Rear Door Gasket 1 Seal to retain the interior environment.

30 63206 Rear Door Interior Panel 1 Secures the door gasket and protects the insulation.

31 62364 Bottom Panel 2

Covers the front and rear lower frame members. (1 in the

front and 1 in the rear of the unit)

32 62397 Rear Door Ajar Sensor 1 Detects when the rear door is closed or open.

33 62389 Rear Door Striker Plate 1 Latches door to cabinet and houses the door ajar sensor.

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

34* 60819 Front Door Insulation

(not shown)

1 Thermal seal for the front door.

35* 60819 Rear Door Insulation

(not shown)

1 Thermal seal for the rear door.

36 62392 Conduit Bushing 4 Guide for the front and rear thermocouple conduit. (2 each

door)

37 62393 Thermocouple Conduit 2 Conduit for the front and rear air thermocouple wires. (1

each, front and rear door)

38* 56315 Thermocouple Conduit

Insulation Tubing (not shown)

2 Abrasion barrier between the air sensor thermocouple wires

and the thermocouple conduit for the front and rear doors. (1

each front and rear door)

*Not shown

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

39 62367 Front Door Air Sensor 1 Senses the air temperature inside the unit.

40 60789 Front Thermo Bracket 1 Protective guard for the air sensor.

41 62379 Front Air Probe Bracket 1 To hold biscuit oven probe.

42 62413 Rear Door Air Sensor 1 Senses the air temperature inside the unit.

43 60789 Rear Thermo Bracket 1 Protective guard for the air sensor.

44 62379 Rear Air Probe Bracket 1 To hold biscuit oven probe.

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

45 62388 Front Door Ajar Sensor 1 Detects when the front door is closed or open.

46 63204 Cavity Assembly 1 Provides the interior surface of the unit.

47 62375 Air Heating Element 2 Heats the air within the cabinet. (1 each side)

48 60815 Thermal/Low Water Sensor

Assembly

1 Senses temperature and water level within the water pan.

49 60807 Water Pan 1 Holds water for humidity.

50 60752 Element Clip 4 Holds the element in place. (2 clips per element)

51* 60799 Side Insulation (not shown) 2 Thermal barrier for both sides of the cabinet, 1 piece per for

each side.

*Not shown

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

52 60782 Outer Bottom Insulation 1 Thermal seal around the water pan.

53 62368 Base Rail 2 Base for the wheels to attach to. (1 per each side of the unit)

54 60751 Inner Bottom Insulation 1 Thermal seal around the water pan.

55 60527 High-Limit Water Thermostat 1 Safety device which prevents excessive water pan

temperature.

56 50002 Electrical Jumper 1 Connects the water heating element to the high limit

thermostat.

57 60768 Water Heating Element 1 Heats the water in the pan.

58 60810 Water Heater Element Retainer 1 Holds the water heating element in place.

59* 63044 Base Cover Assembly (not

shown)

1 Covers the water heating element and associated wiring.

*Not shown

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

60 61056 Water Pan Gasket 1 Seals the water pan to the bottom of the cavity.

61 61030 Shoulder Washer 1 Water seal and upper sensor insulator.

62 61031 Washer 1 Water seal and lower sensor insulator.

SIDE VIEW

(BOTTOM OF CABINET)

CROSS SECTION A-A

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

63* 62392 Wiring Bushing (not shown) 2 Protects the wiring from the sharp edges of the cavity sides.

(1 each, left and right side)

64 51040 Insulation Grommet 2 Protects the wiring from the sharp edges of both sides.

65 62360 Frame Assembly 1 Substructure of the entire cabinet.

66 62418 Timer Operate Switch 3 Starts and stops the internal product timer timing.

67 60825 Front Door Ajar Telite (L.E.D.) 1 Indicates when the rear door is open or closed.

68 63203 Hole Plug 1 Covers the temperature set and calibrate controls.

69 60825 Low Water Telite (L.E.D.) 1 Indicates when water is required.

70 60763 Air/Water Mode Rocker Switch 1 Used to select temperature readout on the display to air or

water.

71 60890 Red Rocker Cover for the

Air/Water Switch

1 External cover for the rocker switch and provides means to

operate switch.

72 60563 Thermostat Telite (White) 2 Indicates when a heater is on.

73 60890 Red Rocker Cover for

Operate/Set Temp. Switch

1 External cover for the rocker switch and provides means to

operate switch.

74 60763 Operate/Set Temp. Mode

Rocker Switch

1 Used to select temperature set and operate functions and

changes the display accordingly on the temperature

controller.

*Not shown

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

75 62415 PC Board Support 4 Provides the required spacing of the time display board to the

front control panel and attaches it to the panel.

76 63039 Front Time Display PC Board 1 Displays the product hold time.

77 63040 Timer Control PC Board 1 Logic controller for the time display boards.

78 62409 L.E.D. Telite Lens 1 Protects the telite.

79 62410 L.E.D. Telite Base 1 Mounts the L.E.D. telite to the front control panel.

80 63049 Transformer 1 Provides low voltage power to the electronic controls.

81 60310 Power Terminal Block 1 Connection block for the main power supply to the unit.

82A 60305 Temperature Controller with

Std./Aux. WO/side pots & 12

Term. Power SW.

1 Solid state controller for the air and water temperature.

82B 69064 Temperature Controller with

Wet/Dry SW. W/side pots and 4

Term. Power SW.

1 Solid state controller for the air and water temperature.

83 63201 Spacer 4 Provides the required spacing of the temperature controller

from the front control panel.

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

84 62409 L.E.D. Telite Lens 1 Protects the telite.

85 62410 L.E.D. Telite Base 1 Mounts the L.E.D. telite to the front control panel.

86 63201 Spacer 4 Provides proper spacing of the door sensor controller to the

component bracket.

87 62398 Door Sensor Control PC Board 1 Solid state device that determines and indicates whether a

door is open or closed.

88 60964 Water Relay 1 Turns the water heater on and off.

89 60870 Air Relay 1 Turns the air heaters on and off.

90 62399 Electronic Component Bracket 1 Used to mount electrical control components.

ITEM

PART

NO.

DESCRIPTION QTY. FUNCTION

91 63039 Rear Time Display Board 1 Displays the product hold time.

92 62415 PC Board Support 4 Provides the required spacing of the time display board to the

rear control panel and attaches it to the panel.

93 63038 Timer Speaker 1 Produces audible 3-tone sound, indicating the end of a time

cycle from the internal timer.

94 57260 Speaker Bracket 1 Holds the speaker in place.

95 62409 L.E.D. Telite Lens 2 Protects the telite.

96 62410 L.E.D. Telite Base 2 Mounts the L.E.D. telite to the front control panel.

ITEM PART

NO.

DESCRIPTION QTY. FUNCTION

97 61102 Thermostat Strap 1 Holds the air high-limit thermostat in place.

98 60824 Top Insulation 1 Thermal seal for the top of the unit.

99 61183 Air High-Limit Thermostat 1 Safety device which prevents excessive internal cabinet

temperatures.

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Wells Manufacturing DABC-1 User manual

Brand: Wells Manufacturing

Model: DABC-1

Type: User manual

This manual is also suitable for

DABC-1PSP

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Wells Manufacturing DABC-1 User manual

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Wells Manufacturing DABC-1 User manual

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