TurboChef 2020 HIGH h Manuel utilisateur

Accelerating the World of CookingTM

Service Manual

FOR THE TURBOCHEF 2020 HIGH hCONVEYOR OVEN

For further information, call

800.90TURBO

+1 214.379.6000

The information contained in this manual is important for the proper installation, use, maintenance,

and repair of this oven. Follow these procedures and instructions to help ensure satisfactory baking

results and years of trouble-free service.

Errors – descriptive, typographic, or pictorial – are subject to correction. Specifications are subject to

change without notice.

Please carefully read this manual and retain it for future reference.

Table of Contents

Safety Information

Important Safety Information – Please Read First i

General Safety Information i

Reducing Fire Risk i

Preventing Oven Damage ii

Grounding Instructions ii

Power Cord Replacement ii

Specifications and installation

Dimensions 1

Electrical Specifications 1

Packaging 2

Certifications 2

Oven Construction 2

Installation Instructions 2

Delivery and Initial Inspection 2

Lifting the Oven 2

Oven Location and Placement 2

Stacking Ovens 3

Installation Near Open Heat Source 4

Ventilation Requirements 4

Cleaning - Daily and Weekly

Daily Cleaning Instructions 5

Weekly Cleaning Instructions 6-8

Standard Oven Operation

Oven Controls 9

Cooking a Product 10

Editing a Cooking Profile 12

Changing a Cooking Profile Name 12

Adjusting the Belt Speed 13

Adjusting the Temperature13

Adjusting the Top and Bottom Air 13

Oven Modes

Config Mode 15

Smart Card Screen (Loading a Menu) 15

Accessing the Fault Count Screen 15

Accessing the Setup Mode 15

Setup Mode 15

Changing the Display Temperature16

Edit Modes Select Screen 16

Changing the Display Language 16

Info Screen 16

Updating the Firmware16

Test Mode 17

Accessing the Heat Control Screen 17

Accessing the Belt Control Screen 18

Manipulating the Top and Bottom Blowers 18

Viewing the Status Indicators 18

Entering a New Serial Number 19

Initiating a Burn-In Test 20

Erasing Oven Settings 20

Viewing the Serial Number 20

Oven Systems

The Control System 21

Control Board21

Display 21

EMI Filter 21

Fuses 21

High-Limit Thermostat 21

Keypad 21

Power Supply - 24VDC 21

Relays, K6 (Heaters) and K7 (Conveyor Direction) 21

Relay, Solid State - K5/K4 Heaters 22

RTD 22

Smart Card Reader 22

Speaker 22

Thermostats - 120ºF (Close on Rise) 22

Wire Harness 22

The Conveyor System 23

Gear Drive (Conveyor Motor) 23

Gear Drive (Conveyor Motor) Speed Controller (CMSC) 23

The Convection System 24

Blower Motor 24

Blower Motor Speed Controller (BMSC) 24

Heaters 24

Troubleshooting

Overview of Troubleshooting 25

Fault Code Descriptions 25

Fault Code T

roubleshooting - F1:BLOWER FAULT27-28

Fault Code Troubleshooting - F2: LOW COOK TEMP 29

Fault Code T

roubleshooting - F5: CC OVER TEMP 30

Fault Code Troubleshooting - F6: EC OVER TEMP 31

Fault Code T

roubleshooting - F7: RTD FAULT32

Fault Code Troubleshooting - F8: HIGH LIMIT TRIPPED 32

Fault Code Troubleshooting - F9: BELT FAULT (Total Belt Run Failure) 33

Non-Fault Code Troubleshooting - Cooling System Issue 34

Non-Fault Code Troubleshooting - Food Not Cooking Properly 35

Non-Fault Code Troubleshooting - No Display - Screen is Blank 36

Non-Fault Code Troubleshooting - No Keypad Input 36

Schematics

Oven Schematic (Delta 4-Pin Plug Configuration) 37

Oven Schematic (Wye 5-Pin Plug Configuration) 38

Pin-out 39

CMSC Parameters 40

Appendix A - Replacing Oven Components

Comprehensive Part List A-1

Replacing Items - Outside of End Bells A-4

Replacing Items - Left End Bell A-6

Replacing Items - Right End Bell A-8

SAFETY INFORMATION

Important Safety Information – Please Read First

Improper installation, adjustment, alteration, service, or maintenance of this equipment can cause property

damage, injury, or death. Thoroughly read the installation, operating, and maintenance instructions before

installing or servicing this equipment. Strictly adhere to the following safety information to reduce the

risk of:

oDamage to the oven

oDamage to property near the oven

oPersonal injury

oBurns

oFire

oElectric shock

General Safety Information

oUse this appliance only for its intended uses as described in this manual.

oOnly qualified service personnel should service this appliance. Contact the nearest authorized service

facility for examination, repair, or adjustment.

oAlways ensure the oven is disconnected from the power supply before servicing, repairing, or adjusting

any components or parts.

xDO NOT place the cord near heated surfaces.

xDO NOT store or use flammable vapors or liquids (e.g., gasoline) in the vicinity of this appliance.

xDO NOT allow children to use this appliance.

xDO NOT place corrosive chemicals or vapors in this appliance. It is not designed for industrial or

laboratory use.

xDO NOToperate this appliance if it:

Has a damaged cord or plug

Is not working properly

Has been damaged or dropped

xDO NOTcover or block any openings on this appliance.

xDO NOTstore this appliance outdoors.

xDO NOTuse this appliance near water.

xDO NOTimmerse this appliance or any of its components (e.g., cord, plug, etc.) in water.

xDO NOTlet the cord hang over the edge of a table or counter.

Reducing Fire Risk

If materials inside the oven ignite or if smoke is observed,

1. Turn off the oven.

2. Disconnect the power cord or shut off power at the fuse/circuit breaker panel.

oCarefully attend the oven if paper, plastic, or other combustible materials are placed inside the oven

to facilitate cooking.

xDO NOTleave items in the cook cavity when the oven is not in use.

xDO NOTcook items wrapped in cling wrap or plastic film.

xDO NOT overcook food.

ii SAFETY INFORMATION

Preventing Oven Damage

oWhen servicing this appliance, do not tear insulation to get to components. Rather, find the edge of

the insulation and remove the tape that holds it in place.

oClean the oven daily.

oClean the oven only with TurboChef Oven Cleaner.

xDO NOTclean with a water jet.

xDO NOTallow cleaning solution or water to remain in the cook cavity longer than necessary.

Grounding Instructions

WARNING: Improper grounding increases the risk of electric shock.

This appliance must be grounded. The cord is equipped with a grounding wire and plug, which in the

event of an electrical short circuit, reduce the risk of electric shock by providing an escape wire for the

electric current. The wire must be plugged into an outlet that is properly installed and grounded.

Consult a qualified electrician or serviceman to determine whether or not the appliance is properly

grounded.

xDO NOTuse an extension cord. If the power supply cord is too short, request a qualified electrician

or serviceman to install an outlet near the appliance.

Power Cord Replacement

To avoid potential hazards, only the manufacturer, its service agent, or a similarly-qualified person should

replace a damaged power cord.

Specifications and Installation

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