Alto-Shaam Vector Series User manual

alto-shaam.com
Service Manual
Vector™ Multi-Cook Oven
Simple Control
VMC-H2
VMC-H3
VMC-H4
VMC-H2H
VMC-H3H
VMC-H4H
Structured Air Technology™
MN-46543-EN
REV.01
11/19
EN

Manufacturer’s Information
Copyright © Copyright 11/19 by Alto-Shaam, Inc.
All rights reserved.
This manual or any portion thereof may not be reproduced or used in any
manner whatsoever without the express written permission of Alto-Shaam, Inc.
Trademarks All trademarks referenced in this documentation are the property of their
respective owners.
Manufacturer Alto-Shaam, Inc.
P.O. Box 450
W164 N9221 Water Street
Menomonee Falls, WI 53052
Original instructions The content in this manual is written in American English.

FOREWORD
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FOREWORD
Alto-Shaam 24/7 Emergency Repair Service
Call Call 800-558-8744 to reach our 24-hour emergency service call center for
immediate access to local authorized service agencies outside standard business
hours. The emergency service access is provided exclusively for Alto-Shaam
equipment and is available throughout the United States through Alto-Shaam’s
toll free number.
Availability Emergency service access is available seven days a week, including holidays.

FOREWORD
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TABLE OF CONTENTS
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TABLE OF CONTENTS
Manufacturer’s Information . . . . . . . . . . . . . . . . . . . . . . . . 2
Foreword 3
Alto-Shaam 24/7 Emergency Repair Service . . . . . . . . . . . . . . . 3
Table of Contents 5
Safety 7
The Meaning of Signal Words . . . . . . . . . . . . . . . . . . . . . . . 7
Safety Precautions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Operation 11
How to Turn On and Turn Off the Oven . . . . . . . . . . . . . . . . . 11
How to Update the Interface Board (IB) . . . . . . . . . . . . . . . . . 12
How to Update the Control Board (CB) . . . . . . . . . . . . . . . . . . 14
How to Load Configuration Files . . . . . . . . . . . . . . . . . . . . . 16
Components 19
Component Identification . . . . . . . . . . . . . . . . . . . . . . . . . 19
Chamber Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Front Panel Identification . . . . . . . . . . . . . . . . . . . . . . . . . 21
Back Panel Identification . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Component Access Panels Identification . . . . . . . . . . . . . . . . . 23
H4—Electrical Component Identification . . . . . . . . . . . . . . . . . 24
H3—Electrical Component Identification . . . . . . . . . . . . . . . . . 25
H2—Electrical Component Identification . . . . . . . . . . . . . . . . . 26
Electrical Components . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Left Service Panel Identification . . . . . . . . . . . . . . . . . . . . . . 38
Left Service Panel Components . . . . . . . . . . . . . . . . . . . . . . 39
Right Service Panel Identification . . . . . . . . . . . . . . . . . . . . . 42
Right Service Panel Components . . . . . . . . . . . . . . . . . . . . . 43
Internal Components Identification. . . . . . . . . . . . . . . . . . . . 45
Internal Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Theory 47
Standby State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
On State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Preheat State. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Idle State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Cooking State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Cooking State Complete . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Rapid ON/OFF State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Cool Down State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Cool Down State Complete. . . . . . . . . . . . . . . . . . . . . . . . . 55

TABLE OF CONTENTS
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Maintenance 57
Maintenance Schedule . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
How to Clean the Oven. . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Testing 63
How to Test the Cooling Fans . . . . . . . . . . . . . . . . . . . . . . . 63
How to Test the Blower Motors . . . . . . . . . . . . . . . . . . . . . . 65
How to Test the Heaters . . . . . . . . . . . . . . . . . . . . . . . . . . 68
How to Calibrate a Chamber Thermocouple . . . . . . . . . . . . . . 71
Troubleshooting 75
Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
The Oven will not Power Up . . . . . . . . . . . . . . . . . . . . . . . . 76
The Screen will not Turn On . . . . . . . . . . . . . . . . . . . . . . . . 78
The Screen will not power down or
the oven will not enter cool down mode . . . . . . . . . . . . . . . . . . 79
The Screen is Solid White . . . . . . . . . . . . . . . . . . . . . . . . . 80
The Screen is not Responsive/Incorrect
Response to the Selected Icon . . . . . . . . . . . . . . . . . . . . . . . . 81
The Screen has Icons, but no Text . . . . . . . . . . . . . . . . . . . . 82
The Striped Screen is Locked—Continuous . . . . . . . . . . . . . . . 83
Chamber(s) do not Heat—Solid State Relay
(SSR) Control Voltage not Present . . . . . . . . . . . . . . . . . . . . . . 84
The Chamber(s) do not Heat—Heater Element
Line Voltage (SSR is Energized). . . . . . . . . . . . . . . . . . . . . . . . 86
The Chamber is Slow to Heat . . . . . . . . . . . . . . . . . . . . . . . 89
A Single Chamber Blower Fan does not Operate . . . . . . . . . . . . 90
All Chamber Blower Fans do not Operate . . . . . . . . . . . . . . . . 91
Chamber Light do not Illuminate . . . . . . . . . . . . . . . . . . . . . 92
The Check Fan Indicator Light is Illuminated . . . . . . . . . . . . . . 93
The Cooling Fan(s) do not Operate . . . . . . . . . . . . . . . . . . . . 94
Assembly/Disassembly 97
Removing and Installing the Blower Motor . . . . . . . . . . . . . . . 97
Removing and Installing a Heater Element . . . . . . . . . . . . . . . 99
Schematics 101

SAFETY
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SAFETY
The Meaning of Signal Words
This manual contains signal words where needed. These signal words must be
obeyed to reduce the risk of death, personal injury, or equipment damage. The
meaning of these signal words is explained below.
DANGER
Danger indicates a hazardous situation which, if not avoided,
will result in serious injury or death.
WARNING
Warning indicates a hazardous situation which, if not avoided,
could result in serious injury or death.
CAUTION
Caution indicates a hazardous situation which, if not avoided,
could result in minor or moderate injury.
NOTICE
Notice indicates a situation which, if not avoided, could result
in property damage.
NOTE: Note indicates additional information that is important to a
concept or procedure.

SAFETY
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Safety Precautions
Before you begin Read and understand all instructions in this manual.
Electrical precautions Obey these electrical precautions when using the appliance:
▪Connect the appliance to a properly grounded outlet. Do not use the appliance if
it is not properly grounded. Consult an electrician if there is any doubt that the
outlet used is properly grounded.
▪Keep the cord away from hot surfaces.
▪Do not attempt to service the appliance or its cord and plug.
▪Do not operate the appliance if it has a damaged cord or plug.
▪Do not immerse the cord or plug in water.
▪Do not let the cord hang over the edge of a table or counter.
▪Do not use an extension cord.
Usage precautions Obey these usage precautions when using the appliance:
▪Only use this appliance for its intended use of heating or cooking.
▪Always keep liquids, or foods that can become liquid when heated, level and at or
below eye level where they can be seen.
▪Use utensils and protective clothing such as dry oven mitts when loading and
unloading the appliance.
▪Use caution when using the appliance. Floors adjacent to the appliance may
become slippery.
▪Do not cover or block any of the openings of this appliance.
▪Do not cover racks or any other part of this appliance with metal foil.
▪Do not use this appliance near water such as a sink, in a wet location, near a
swimming pool, or similar locations.
▪Do not unplug or disconnect the appliance immediately after cooking. The
cooling fans must stay on to protect electrical components.
Maintenance
precautions
Obey these maintenance precautions when maintaining the appliance:
▪Obey precautions in the manual, on tags, and on labels attached to or shipped
with the appliance.
▪Only clean the appliance when the main disconnect switch is in the OFF position.
▪Do not store the appliance outdoors.
▪Do not clean the appliance with metal scouring pads.
▪Do not use corrosive chemicals when cleaning the appliance.
▪Do not use a hose or water jet to clean the appliance.
▪Do not use the appliance cavity for storage.
▪Do not leave flammable materials, cooking utensils, or food inside the appliance
when it is not in use.
▪Do not remove the top cover or side panels. There are no user-serviceable
components inside.

SAFETY
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Operator training All personnel using the appliance must have proper operator training. Before
using the appliance:
▪Read and understand the operating instructions contained in all the
documentation delivered with the appliance.
▪Know the location and proper use of all controls.
▪Keep this manual and all supplied instructions, diagrams, schematics, parts lists,
notices, and labels with the appliance if the appliance is sold or moved to another
location.
▪Contact Alto-Shaam for additional training if needed.
Operator
qualifications
Only trained personnel with the following operator qualifications are permitted
to use the appliance:
▪Have received proper instruction on how to use the appliance.
▪Have demonstrated their ability with commercial kitchens and commercial
appliances.
The appliance must not be used by:
▪Persons (including children) with reduced physical, sensory or mental
capabilities, or lack of experience and knowledge, unless they have been given
supervision concerning use of the appliance by person responsible for their
safety.
▪People impaired by drugs or alcohol.
▪Children should be supervised to ensure that they do not play with the appliance.
▪Children shall neither clean nor maintain the appliance.
Condition of
appliance
Only use the appliance when:
▪All controls operate correctly.
▪The appliance is installed correctly.
▪The appliance is clean.
▪The appliance labels are legible.
Servicing the
appliance
▪Only trained personnel are permitted to service or repair the appliance. Repairs
that are not performed by an authorized service partner or trained technician, or
the use of non-factory parts, will void the warranty and relieve Alto-Shaam of all
liability.
▪To prevent serious injury, death or property damage, have the appliance
inspected and serviced at least every twelve (12) months by an authorized service
partner or trained technician.
▪Contact Alto-Shaam for the authorized service partner in your area.
Sound power The A-weighted sound pressure level is below 70 dB(A).

SAFETY
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Personal Protective
Equipment (PPE)
Wear the following Personal Protective Equipment (PPE) while cleaning the
appliance:
▪Protective gloves
▪Protective clothing
▪Eye protection
▪Face protection
Service Technician
Training
Only trained personnel are permitted to service or repair the appliance. Service
technicians must be knowledgeable in current codes and standards as stated by the
appropriate agencies, such as:
▪The National Fire Protection Association (NFPA)
▪National Electrical Code (NEC)
▪The Service Technician’s employer

OPERATION
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OPERATION
How to Turn On and Turn Off the Oven
Before you begin The oven must be connected to electric power.
Turning on the oven To turn on the oven, do the following.
Step Action
1. Set the main disconnect switch a to the ON position.
Press the ON/OFF button b. The LED on the button illuminates green.
The oven is now on.
Turning off the oven To turn off the oven, do the following.
2. Press and hold the ON/OFF button until the LED above the ON/OFF button
illuminates red.
The oven activates the blowers for the cool down process. The screen
displays a cool down prompt and asks for the door to be opened. The oven
will deactivate the blowers when the cool down process is complete.
The oven is now off.
NOTE: The main disconnect switch is meant to be used
during cleaning or service operations. For every day
operation, it may be left in the ON position.
VMC-TS-008260
LED
ab

OPERATION
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How to Update the Interface Board (IB)
Before you begin ▪The chambers should be off (not preheated).
▪Do not remove the USB drive during the update process.
▪You will need a USB drive with the updated firmware.
▪You will need to know the service pass code.
Procedure To update the interface board, do the following.
Step Action
1. Touch the gear icon a. The User Configuration screen displays.
2. Touch the USB icon b. The USB Functions screen displays.
3. Plug the USB drive into the port c.
Continued on next page
NOTICE
Do not remove the USB drive during the update
process.
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OPERATION
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Continued from previous page
4. Touch the Update IB icon d. The Enter Pass Code screen displays.
Enter the pass code 6702 e.
Touch the green check mark f.
5. Touch the firmware file g for your particular oven—choose by oven size.
The oven loads the selected firmware.
The oven goes through the update process:
▪The screen goes blank.
▪The striped screen displays for a few seconds.
▪The screen goes blank.
▪The logo screen displays for a few seconds.
▪The oven turns off.
6. Press the ON/OFF button to turn on the oven and complete the update
process.
Result The interface board has now been updated
NOTICE
Do not remove the USB drive during the update
process.
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Select IB File
g
VMC-TS-008423
Loading
VMC-TS-008426

OPERATION
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How to Update the Control Board (CB)
Before you begin ▪The chambers should be off (not preheated).
▪Do not remove the USB drive during the update process.
▪You will need a USB drive with the updated firmware.
▪You will need to know the service pass code.
Procedure To update the control board, do the following.
Step Action
1. Touch the gear icon a. The User Configuration screen displays.
2. Touch the USB icon b. The USB Functions screen displays.
3. Plug the USB drive into the port c.
Continued on next page
NOTICE
Do not remove the USB drive during the update
process.
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USB Functions
VMC-TS-007849
b
VMC-TS-007852
c

OPERATION
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Continued from previous page
4. Touch the Update CB icon d. The Enter Pass Code screen displays.
Enter the pass code 6702 e.
Touch the green check mark f.
5. Touch the firmware file g. The oven loads the selected firmware.
The oven goes through the update process:
▪The screen goes blank.
▪The striped screen displays for a few seconds.
▪The screen goes blank.
▪The logo screen displays for a few seconds.
▪The oven turns off.
6. Press the ON/OFF button to turn on the oven and complete the update
process.
Result The control board has now been updated.
NOTICE
Do not remove the USB drive during the update
process.
Update IB
H4-XX.XX
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VMC-TS-008435
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VMC-TS-008426

OPERATION
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How to Load Configuration Files
Before you begin ▪The chambers should be off (not preheated).
▪Do not remove the USB drive during the update process.
▪You will need a USB drive with the configuration files.
▪You will need to know the service pass code.
Procedure Configuration files are used to load the oven menu.
To load a menu to the oven, do the following.
Step Action
1. Touch the gear icon a. The User Configuration screen displays.
2. Touch the USB icon b. The USB Functions screen displays.
3. Plug the USB drive into the port c.
Continued on next page
NOTICE
Do not remove the USB drive during the update
process.
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USB Functions
VMC-TS-007849
b
VMC-TS-007852
c

OPERATION
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Continued from previous page
4. Touch the Load Config icon d. The Enter Pass Code screen displays.
Enter the pass code 6702 e.
Touch the green check mark f.
5. Touch the configuration file g. The oven loads the selected firmware.
The oven goes through the update process:
▪The screen goes blank.
▪The striped screen displays for a few seconds.
▪The screen goes blank.
▪The logo screen displays for a few seconds.
▪The oven turns off.
6. Press the ON/OFF button to turn on the oven and complete the update
process.
Result The configuration file has now been loaded.
NOTICE
Do not remove the USB drive during the update
process.
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VMC-TS-008426

OPERATION
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COMPONENTS
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COMPONENTS
Component Identification

COMPONENTS
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Chamber Identification
Components will be identified in accordance with the chamber numbering
illustrated here.
VMC-PHD-007530
#1
#2
#3
#4