Wells M4200-3SEU Service Manual
WELLS BLOOMFIELD, LLC
10 Sunnen Dr., St. Louis, MO 63143
telephone: 888-356-5362
fax: 314-781-2714
www.wells-mfg.com
OWNERS MANUAL
CONVECTION
903
MODEL
M4200-3S
OVEN
Includes
OPERATING
INSTRUCTIONS
MAINTENANCE
INSTRUCTIONS
PARTS LIST
Model M4200-3S
with optional PREP TOP
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 U S ING OR
INSTALLING THIS APPLIANCE. Contact your WELLS DEALER if you have any
questions concerning installation, operation or maintenance of this equipment.
p/n 2M-45633 Rev. B M903 100902
LIMITED WARRANTY STATEMENT
Unless otherwise specified, all commercial cooking equipment manufactured by WELLS MFG. CO. is warranted
against defects in materials and workmanship for a period of
one year from the date of original installation or 18 months
from the date of shipment from our factory, whichever
comes first, and is for the benefit of the original purchaser
only.
THIS WARRANTY IS THE COMPLETE AND ONLY WARRANTY, EXPRESSED OR IMPLIED IN LAW OR IN FACT,
INCLUDING BUT NOT LIMITED TO, WARRANTIES OF
MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE, AND/OR FOR DIRECT, INDIRECT OR
CONSEQUENTIAL DAMAGES IN CONNECTION WITH
WELLS MFG. CO. PRODUCTS. This warranty is void if it
is determined that, upon inspection by an authorized service
agency, the equipment has been modified, misused, misapplied, improperly installed, or damaged in transit or by fire,
flood or act of God. It also does not apply if the serial nameplate has been removed, or if service is performed by unau-
SERVICE POLICY AND PROCEDURE GUIDE
ADDITIONAL WARRANTY EXCLUSIONS
1. Resetting of safety thermostats, circuit breakers, over
load protectors, and/or fuse replacements are not
covered by this warranty unless warranted conditions
are the cause.
2. All problems due to operation at voltages or phase
other than specified on equipment nameplates are
not covered by this warranty.
Conversion to correct voltage and/or phase must be
the customer’s responsibility.
3. All problems due to electrical connections not made
in accordance with electrical code requirements
and wiring diagrams supplied with the equipment are
not covered by this warranty.
4. Replacement of items subject to normal wear, to
include such items as knobs, light bulbs; and, normal
maintenance functions including adjustments of
thermostats, adjustment of micro switches and
replacement of fuses and indicating lights are not
covered by warranty.
5. Damage to electrical cords and/or plug due to exposure
to excessive heat are not covered by this warranty.
6. Full use, care, and maintenance instructions supplied
with each machine. Noted maintenance and
preventative maintenance items, such as servicing and
thorized personnel. The prices charged by Wells Mfg. Co.
for its products are based upon the limitations in this warranty. Seller’s obligation under this warranty is limited to the
repair of defects without charge by a Wells Mfg. Co. factory
authorized service agency or one of its sub-service agencies. This service will be provided on customer’s premises
for non-portable models. Portable models (a device with a
cord and plug) must be taken or shipped to the closest authorized service agency, transportation charges prepaid, for
service. In addition to restrictions contained in this warranty,
specific limitations are shown in the Service Policy and Procedure Guide. Wells Mfg. Co. authorized service agencies
are located in principal cities. This warranty is valid in the
United States and Canada and void elsewhere. Please
consult your classified telephone directory, your foodservice
equipment dealer or write the Factory Service Department,
Wells Manufacturing Company, 10 Sunnen Dr., St. Louis,
MO 63143, phone (888) 356-5362 or fax (314) 781-2714,
for information and other details concerning warranty.
cleaning schedules, are customer responsibility. Those
miscellaneous adjustments noted are customer
responsibility. Proper attention to preventative
maintenance and scheduled maintenance procedures
will prolong the life of the appliance.
7. Travel mileage is limited to sixty (60) miles from an
Authorized Service Agency or one of its sub-service
agencies.
8. All labor shall be performed during regular working
hours. Overtime premium will be charged to the buyer.
9. All genuine Wells replacement parts are warranted for
ninety (90) days from date of purchase on nonwarranty equipment. This parts warranty is limited only
to replacement of the defective part(s). Any use of
non-genuine Wells parts completely voids any
warranty.
10. Installation, labor, and job check-outs are not
considered warranty and are thus not covered by this
warranty.
11. Charges incurred by delays, waiting time or operating
restrictions that hinder the service technician’s ability to
perform service are not covered by warranty. This
includes institutional and correctional facilities.
903 2M-45633 Owners Manual M4200-3S Floor Convection Oven, McD
SHIPPING DAMAGE CLAIM PROCEDURE
NOTE: For your protection, please note that equipment in
this shipment was carefully inspected and packaged by
skilled personnel before leaving the factory. Upon acceptance of this shipment, the transportation company assumes
full responsibility for its safe delivery.
IF SHIPMENT ARRIVES DAMAGED:
1. VISIBLE LOSS OR DAMAGE: Be certain that any
visible loss or damage is noted on the freight bill or
express receipt, and that the note of loss or damage is
signed by the delivery person.
2. FILE CLAIM FOR DAMAGE IMMEDIATELY:
Regardless of the extent of the damage.
3. CONCEALED LOSS OR DAMAGE: if damage is
unnoticed until the merchandise is unpacked, notify the
transportation company or carrier immediately, and file
“CONCEALED DAMAGE” claim with them. This
should be done within fifteen (15) days from the date
the delivery was made to you. Be sure to retain the
container for inspection.
Wells Manufacturing cannot assume liability for damage or
loss incurred in transit. We will, however, at your request,
supply you with the necessary documents to support your
claim.
xi
TABLE OF CONTENTS
WARRANTY xi
SPECIFICATIONS 1
FEATURES & OPERATING CONTROLS 2
PRECAUTIONS & GENERAL INFORMATION 4
AGENCY LISTING INFORMATION 4
INSTALLATION 5
OPERATION 8
CLEANING INSTRUCTIONS 10
PREVENTATIVE MAINTENANCE
Hinge Adjustment 12
TROUBLESHOOTING SUGGESTIONS 13
EXPLODED VIEW and PARTS LIST 14
WIRING DIAGRAM 18
PARTS & SERVICE 19
CUSTOMER SERVICE DATA 19
INTRODUCTION
Thank You for purchasing this Wells Manufacturing Co. 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
DIMENSIONS APPLIANCE OVEN CAVITY
Wide 30-1/8” (765mm) 14-3/8” (365mm)
Deep 25-1/4” (641mm) oven only 21” (533mm)
27-7/8” (682mm) incl. handle
High 25-1/8” (638mm) oven only 20” (508mm)
34” (863mm) incl. prep-top\
and casters
Door Swing 20" (508mm )radius
ELECTRICAL
208 VAC 3ø 60Hz 21 Amps per leg
240 VAC 3ø 60Hz 21 Amps per leg
Note: Shipped from the factory 3 phase.
Unit is NOT approved for conversion to single phase
903 2M-45633 Owners Manual M4200-3S Floor Convection Oven, McD
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FEATURES & OPERATING CONTROLS
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903 2M-45633 Owners Manual M4200-3S Floor Convection Oven, McD
FEATURES & OPERATING CONTROLS (continued)
ITEM DESCRIPTION FUNCTION
A. OPTIONAL PREP TOP Allows top of oven to be used as a work surface
B. OVEN TOP Covers and protects top insulation
C. OVEN DOOR Covers and provides access to oven cavity
D1. DOOR HANDLE Safe hand hold to open or close oven.
D2. DOOR STRIKER & LATCH Striker and door- mounted latch hold oven door closed
E. ACCESS PANEL Covers and provides access to fan motor and electric
connections and controls
F1. COOLING FAN INLET Provides air circulation for cooling. DO NOT spray or pour
F2. COOLING LOUVERS water into cooling fan inlet or louvers
G. POWER CORD Supplies power from receptacle to oven
H. CORD HANGER Provides storage for cord when moving oven
J. OPTIONAL FRONT CASTERS Allow oven to be easily moved; locking to stabilize oven
when in position
K. OPTIONAL REAR CASTERS Allow oven to be easily moved.
L. POWER FUSES Protect electrical circuits from overload
M. DATA PLATE Provides manufacturer, model and serial number information.
Also, provides electrical specifications and requirements
N. POWER PLUG Plugs into power receptacle
P. HEAT ON LIGHT Glows amber when heating elements are energized
Q. ON/OFF/FAN SWITCH Turns oven and fan, or fan only, on or off
R. POWER ON LIGHT Glows red when power is turned on
S. SOLID STATE CONTROL Controls cooking times and temperatures; programmable.
DO NOT spray or pour water into controller
T. BEEPER Audible indicator for alarms, end-of-cycle, etc.
U. RACK SUPPORTS Hold cooking racks
V. PRODUCT RACK Holds product to be cooked
W. HEATING ELEMENTS Provide cooking heat when energized
X. FAN Circulates heated air during cooking
903 2M-45633 Owners Manual M4200-3S Floor Convection Oven, McD
Y. FAN BAFFLE Covers fan, also provides mounting for right rack support
3
PRECAUTIONS AND GENERAL INFORMATION
WARNING:
Electric
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 will 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
No other use is
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.
DO NOT submerge this appliance in water. 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. Do not wash floor around
this appliance with water or steam jet.
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. Do not
operate this appliance if the keypad section of the control panel is torn
or broken. 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.
recommended or authorized by the manufacturer or its
to prepare food for human consumption.
903 2M-45633 Owners Manual M4200-3S Floor Convection Oven, McD
AGENCY LISTING INFORMATION
STD 4
E6070
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 Listed under UL File E6070 for 208V and 240V.
4
INSTALLATION
UNPACKING & INSPECTION
Carefully remove the appliance from the carton. Remove all
protective plastic film, 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.
COMPONENTS
3 ea. OVEN RACKS
2 ea. RACK SUPPORTS
1 ea. FAN BAFFLE
ACCESSORIES
1 ea. LITERATURE PACKAGE
SERVICE TECHNICIAN INSTALLATION NOTES
1. Installation and start up should be performed by an authorized
installation company. Installer must record installation particulars
on the CUSTOMER SERVICE DATA form on page 21 of this
manual.
2. Verify that this equipment i nstallatio n is in compliance with the
specifications listed in this manual and with local code
requirements.
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
personal 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.
IMPORTANT:
It is the RESPONSIBILITY
OF THE INSTALLER to
check with the AUTHORITY
HAVING JURISDICTION, in
order to verify compliance
with local codes and
ordinances for THIS
SPECIFIC EQUIPMENT
INSTALLATION.
903 2M-45633 Owners Manual M4200-3S Floor Convection Oven, McD
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