Delfield 248 Installation Manual
200 & 300 Series
Original Instructions
Installation, Operation and Maintenance Manual
This manual is updated as new information and models are released. Visit our website for the latest manual.
Part Number: 9291456 11/17
Safety Notices
Warning
n
Read this manual thoroughly before operating, installing
or performing maintenance on the equipment. Failure
to follow instructions in this manual can cause property
damage, injury or death.
DANGER
Do not lift the condensing unit by the refrigerant tubing
or other components. These features will not support
the condensing unit weight. Injury and unit damage
may occur!
DANGER
Do not install or operate equipment that has been
misused, abused, neglected, damaged, or altered/
modified from that of original manufactured
specifications.
Warning
n
This product contains chemicals known to the State
of California to cause cancer and/or birth defects or
other reproductive harm. Operation, installation, and
servicing of this product could expose you to airborne
particles of glasswool or ceramic fibers, crystalline
silica, and/or carbon monoxide. Inhalation of airborne
particles of glasswool or ceramic fibers is known to the
State of California to cause cancer. Inhalation of carbon
monoxide is known to the State of California to cause
birth defects or other reproductive harm.
Warning
n
Do not use electrical appliances or accessories other
than those supplied by the manufacturer.
Warning
n
Use caution when handling metal surface edges of all
equipment.
DANGER
All utility connections and fixtures must be maintained
in accordance with Local and national codes.
DANGER
Keep power cord AWAY from HEATED surfaces. DO NOT
immerse power cord or plug in water. DO NOT let power
cord hang over edge of table or counter.
Warning
n
Authorized Service Representatives are obligated to
follow industry standard safety procedures, including,
but not limited to, local/national regulations for
disconnection / lock out / tag out procedures for all
utilities including electric, gas, water and steam.
Warning
n
This appliance is not intended for use 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 a person responsible
for their safety. Do not allow children to play with this
appliance.
Warning
n
DO NOT touch refrigeration lines inside units; some may
exceed temperatures of 200°F (93.3°C).
Caution
,
Use caution handling, moving and use of the R290
refrigerators to avoid either damaging the refrigerant
tubing or increasing the risk of a leak. Components
shall be replaced with like components. Servicing shall
be done by a factory authorized service personnel to
minimize the risk of possible ignition due to incorrect
parts or improper service.
Note
Proper installation, care and maintenance are
essential for maximum performance and trouble-free
operation of your equipment. Visit our website www.
mtwkitchencare.com for manual updates, translations,
or contact information for service agents in your area.
Warning
n
Do not store or use gasoline or other flammable vapors
or liquids in the vicinity of this or any other appliance.
Never use flammable oil soaked cloths or combustible
cleaning solutions, for cleaning.
Section 1
General Information
Section 2
Installation
Section 3
Operation
Table of Contents
Model Numbers .................................................................................................................. 4
Serial Number Location ..................................................................................................... 4
Warranty Information ........................................................................................................ 4
Regulatory Certifications ..................................................................................................4
Domestic Models ....................................................................................................................................4
Export Models .........................................................................................................................................4
Location ..............................................................................................................................5
Clearance Requirements ....................................................................................................6
Weight Of Equipment ........................................................................................................6
Dimensions ......................................................................................................................... 6
Cutout Installation Dimension .......................................................................................... 7
N225 & N227 Standard Installation Details ...................................................................................8
N225 & N227 Alternate Installation Details ..................................................................................9
Electrical Service ..............................................................................................................10
Voltage .................................................................................................................................................... 10
Ground Fault Circuit Interrupter .................................................................................................... 10
Rated Amperages, Horsepower, Voltage & Power Cord Chart ............................................ 10
Refrigeration ....................................................................................................................11
Drain Connections ............................................................................................................11
Section 4
Maintenance
115Volt N225P & N227P Operation ................................................................................13
Temperature Control & Display ...................................................................................................... 14
Changing Display from Fahrenheit to Celsius on ERC112 Control .................................... 15
230-240V Export N225-E & N227-E Operation...............................................................16
Cleaning and Sanitizing Procedures ...............................................................................17
Interior & Exterior ................................................................................................................................ 17
N225 & N227 Cleaning the Condenser Coil ............................................................................... 18
Part Number: 9291456 11/17 3
Section 1
General Information
Model Numbers
Model Description
203 Drop-in ice chest with cover
204
204P
240 Drop-in ice chest with cover
305 Drop-in ice chest with cover
307 Drop-in glass ller
N225-E Drop-In Freezer with Export Voltage
N225P Drop-In Freezer
N227-E Drop-In Freezer with Export Voltage
N227P Drop-In Freezers
Drop-in water and ice station
Serial Number Location
Always have the serial number of your unit available
when calling for parts or service.
Model Serial Tag Location
203
204P
240 On the back
305 Bottom of the ice chest
307 Underneath the top
N225-E
N225P
N227-E
N227P
Outside the freezer tank on the louver side
Bottom of the ice chest204
Warranty Information
• Register your product for warranty,
• Verify warranty information,
• View and download a copy of your warranty,
at www.delfield.com/warranty
Regulatory Certifications
DOMESTIC MODELS
All domestic models are certified by:
•
All domestic electrical models are certified by:
•
•
EXPORT MODELS
All export models are certified by:
•
Export electrical models are certified by:
National Sanitation Foundation (NSF)
Underwriters Laboratories (UL)
Underwriters Laboratories of Canada (cUL)
National Sanitation Foundation (NSF)
• Technical Inspection Association
• European Conformity
Part Number: 9291456 11/17 4
Section 2
Installation
DANGER
Installation must comply with all applicable fire and
health codes in your jurisdiction.
DANGER
Use appropriate safety equipment during installation
and servicing.
Warning
n
This equipment is intended for indoor use only. Do not
install or operate this equipment in outdoor areas.
Caution
,
Do not position the air intake vent near steam or heat
exhaust of another appliance.
Warning
n
Remove all removable panels before lifting and
installing.
Warning
n
Do not damage the refrigeration circuit when installing,
maintaining or servicing the unit.
Location
Warning
n
This equipment must be positioned so that the plug is
accessible unless other means for disconnection from
the power supply (e.g., circuit breaker or disconnect
switch) is provided.
Warning
n
Adequate means must be provided to limit the
movement of this appliance without depending on or
transmitting stress to the electrical conduit.
Warning
n
To avoid instability the installation area must be capable
of supporting the combined weight of the equipment
and product. Additionally the equipment must be level
side to side and front to back.
The location selected for the equipment must meet the
following criteria. If any of these criteria are not met, select
another location.
• Units are intended for indoor use only.
• The location MUST be level, stable and capable of
supporting the weight of the equipment.
• The location MUST be free from and clear of
combustible materials.
• Equipment MUST be level both front to back and side to
side.
• Position the equipment so it will not tip or slide.
• Recommended air temperature is 41° - 86°F (5° - 30°C).
• Proper air supply for ventilation is REQUIRED AND
CRITICAL for safe and efficient operation. Refer to
Clearance Requirements chart on page 6.
• Do not obstruct the flow of ventilation air. Make sure the
air vents of the equipment are not blocked.
• Do not install the equipment directly over a drain.
Steam rising up out of the drain will adversely affect
operation, air circulation, and damage electrical /
electronic components.
Part Number: 9291456 11/17 5
Installation Section 2
Clearance Requirements
DANGER
Minimum clearance requirements are the same for
noncombustible locations as for combustible locations.
The flooring under the appliance must be made of a
noncombustible material.
DANGER
Risk of fire/shock. All minimum clearances must be
maintained. Do not obstruct vents or openings.
Condensing Unit Bottom & Sides
0” (0cm)
• Keep the vents clean and free of obstruction.
Weight Of Equipment
Model Ship Weight
203 52lbs (24kg)
204 47.5lbs (22kg)
204P 47.5lbs (22kg)
240 36lbs (16kg)
305 18lbs (8kg)
307 7lbs (3kg)
N225-E
N225P
N227-E
N227P
115lbs (52kg)
191lbs (87kg)
Dimensions
Model L D H Cabinet
203 20.25”
204 24”
204P 24”
240 21”
305 21.25”
307 12”
N225-E
N225P
N227-E
N227P
(51cm)
(61cm)
(61cm)
(53cm)
(54cm)
(31cm)
17.06”
(43cm)
30.58”
(78cm)
20.25”
(51cm)
21”
(53cm)
21”
(53cm)
17.5”
(45cm)
15.25”
(39cm)
12”
(31cm)
27.50”
(70cm)
27.50”
(70cm)
23.25”
(59cm)
22.6”
(57cm)
26.35”
(67cm)
17”
(43cm)
13”
(33cm)
9.5”
(24cm)
26.58”
(68cm)
26.58”
(68cm)
Capacity
90lbs
(41kg)
45lbs
(20kg)
45lbs
(20kg)
75lbs
(34kg)
45lbs
(20kg)
—
6 gal.
12 gal.
6 Part Number: 9291456 11/17
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