Duke FHUAS-2 User manual

This manual is Copyright © 2021 Duke Manufacturing Co. All rights reserved.
Reproduction without written permission is prohibited. Duke is a registered
trademark of the Duke Manufacturing Co.
CAUTION: Please read this manual completely before attempting
to install, operate or service this equipment
WARNING for CA residents: go to www.dukemfg.com/prop65 for prop 65 warning
FRY HOLDING UNIT AIR SCROLL
FHUAS
Patent(s) Pending
P/N 229668
REV L 01/15/2021
MODELS
FHUAS-2
Installation and
Operation Manual

2
Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
TABLE OF CONTENTS
IMPORTANT SAFETY INSTRUCTIONS ...................................................................................................... 23
SPECIFICATIONS .............................................................................................................................................4
WIRE DIAGRAMS.............................................................................................................................................6
MAIN FEATURES..............................................................................................................................................7
INSTALLATION.................................................................................................................................................9
ACCESSORY LAYOUT ................................................................................................................................... 11
ADD ON OPTIONS ........................................................................................................................................ 12
OPERATION INSTRUCTIONS ....................................................................................................................... 13
SURFACE TEMPERATURE CHECK................................................................................................................ 13
CARE AND CLEANING.................................................................................................................................. 14
TROUBLESHOOTING.................................................................................................................................... 17
REPLACEMENT PARTS LIST......................................................................................................................... 18
IMPORTANT SAFETY INSTRUCTIONS
Throughout this manual, you will nd the following safety words and symbols that signify
important safety risks with regards to operating or maintaining the equipment.
Indicates a hazardous situation which, if not avoided, could
result in death or serious injury.
CAUTION
Indicates a hazardous situation which, if not avoided, could
result in minor or moderate injury.
CAUTION
Indicates Important Information
Indicates electrical shock hazard which, if not avoided, could
result in death or serious injury and/or equipment damage.
Indicates hot surface which, if not avoided, could result in
minor or moderate injury.
Indicates susceptibility to static discharge. Failure to observe
ESD precautions may result in equipment damage.

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Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
Inadditiontothewarningsandcautionsinthismanual,use thefollowingguidelines
for safe operation of the unit.
• Read all instructions before using equipment.
• Do not attempt to defeat the grounded connector.
• Install or locate the equipment only for its intended use as described in this
manual.
• Do not use corrosive chemicals, water jet equipment, or other pressurized liquid
spraying equipment to clean this unit. ELECTRICAL HAZARD!
• This equipment should be serviced by qualied personnel only. Contact the
nearest Duke authorized service facility for adjustment or repair.
• Do not block any openings on the unit.
• This unit is not to be operated by children, unskilled or untrained persons, or
persons with insucient mental or physical capabilities. Unsupervised children
are prohibited from playing near or contacting the unit.
• Turn o external mains supply disconnect and allow unit to cool down before
servicing or performing maintenance.
• The procedures in this manual may include the use of chemical products. You
must read the Material Safety Data Sheets before using any of these products.
• Properly rated all poles mains protection and earthing compliance with local
electric codes are required for safe operation of this unit.
• Disposal of the unit must be in accordance with local environmental codes and/
or any other applicable codes.
• SAVE THESE INSTRUCTIONS
IMPORTANT SAFETY INSTRUCTIONS continued

4
Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
34"
36"
36"
34"
32"
SPECIFICATIONS
Line Ratings
Line Supply
Voltage (V)
Line Supply
Frequency (Hz)
Line Phase
Conguration
Total Maximum
Line Current
Amps (A)
Plug
Conguration
120 60 Single Phase 32 NEMA
5-20P(2EA)
32 34 36
Unit Weight: 264 lbs / 120 kg 287 lbs / 131 kg 310 lbs / 141 kg
Shipping Weight:
Wooden Crate
324 lbs / 147 kg 347 lbs / 158 kg 370 lbs / 168 kg
Patent(s) Pending
FHUAS2
NOTE: MARKS FOR FHUAS BASE
NOTE: MARKS FOR FHUAS
COMMERCIAL
COOKING APPLIANCE
ANSI/NSF 4
ANSI/NSF 2
FABRICATED FOOD SERVICE EQUIPMENT
<9EX2>
NOTE: Duke fry hold station is supplied with (2) 6’ cords with NEMA 5-20 plugs. Customer must provide
approved receptacles for equipment.
NOTE: If a shelf is also supplied, an additional 6’cordset with NEMA L6-20R & 6-15P plugs is included to power
receptacle in shelf pylon. Customer must provide approved receptacles for all equipment.

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Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
Unit Weight: 60 lbs / 28 kg
Shipping Weight:
Wooden Crate
110 lbs / 50 kg
Patent(s) Pending
8 1/8"
36"
32 1/8"
NOTE: MARKS FOR FHUAS BASE
NOTE: MARKS FOR FHUAS
COMMERCIAL
COOKING APPLIANCE
ANSI/NSF 4
ANSI/NSF 2
FABRICATED FOOD SERVICE EQUIPMENT
<9EX2>
Line Ratings
Line Supply
Voltage (V)
Line Supply
Frequency (Hz)
Line Phase
Conguration
Total Maximum
Line Current
Amps (A)
Plug
Conguration
120 60 Single Phase 32 NEMA
5-20P(2EA)
NOTE: Duke fry hold station is supplied with (2) 6’ cords with NEMA 5-20 plugs. Customer must provide
approved receptacles for equipment.
SPECIFICATIONS
COUNTER TOP

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Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
WIRING DIAGRAM
Calrod Heating Element
Motor
Terminal
Block
GRN
BRN
BLU
RED
BLK
RIGHT SIDE
BLK
Power Switch
High Limit
BLK
WHT
LINE CORD
120V 20A
Rear Mains
Terminal Block
L1
N
GRN
CAPACITOR
OPTION: V–BUCK PCB
BLK
WHT
BLK
BLK
N1
L1
N
L
Blower
P1
P2
P3
P4
N.0.1
COM1
N.0.2
COM2
120V COIL
N.0.1
COM1
N.0.2
COM2
120V
COIL
BLK
WHT
BLK
RED
BRN
WHT
WHT
RELAY
BLK
WHT
BLK
WHT
Shelf Light
Switch
Shelf LED
Light
LED Light
Power Supply
208V Shelf Utility
Outlet NEMA 6-15P
208V Bottom Utility
Inlet NEMA L6-20P
BLK
RED
GRN
L1
N
Rear Mains
Terminal Block
Right or Left Side Shelf Wiring
Calrod Heating Element
Motor
Terminal
Block
GRN
BLU
BRN
RED
BLK
LEFT SIDE
BLK
Power Switch
High Limit
BLK
WHT
LINE CORD
120V 20A
Rear Mains
Terminal Block
L1
N
GRN
CAPACITOR
OPTION: V–BUCK PCB
BLK
WHT
BLK
BLK
N1
L1
N
L
Blower
P1
P2
P3
P4
N.0.1
COM1
N.0.2
COM2
120V COIL
N.0.1
COM1
N.0.2
COM2
120V
COIL
BLK
WHT
BLK
RED
BRN
WHT
WHT
RELAY
BLK
WHT
BLK
WHT
Wire Diagram FHUAS2 229014 Rev. B 03-08-17
N2
L2
N2
L2
N1
L1
N1
L1

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Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
MAIN FEATURES
AIR INTAKE FILTER,
REMOVABLE FOR
CLEANING
GREASE CATCH
PAN, REMOVABLE
FOR CLEANING
FRY BASKET WITH
"AIR SCROLL" TECHNOLOGY
ADJUSTABLE
DIVIDERS
FRY DUMP AREA
FANS/HEATERS WITH "AIR SCROLL"
TECHNOLOGY FOR TEMPERATURE
UNIFORMITY

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Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
Inspect the shipping carton and/or container, carefully noting any exterior damage on the delivery receipt;
also note any damage not evident on the outside of the shipping container (concealed damage). Contact the
carrier immediately and le a damage claim with them. Save all packing materials when ling a claim. Freight
damage claims are the responsibility of the purchaser and are not covered by the warranty.
• Follow the instructions on the Carton Box for unpacking the unit.
• Inspect unit for damage such as, broken glass, etc.
• Report any dents or breakage to source of purchase immediately.
• Do not attempt to use unit if damaged.
• Remove all materials from unit interior.
• If unit has been stored in extremely cold area, wait a few hours before connecting power.
UNPACKING UNIT
COUNTERTOP MODEL
• Do not block any louvers on the appliance. For best results locate the unit in ambient air temp of 70°F.
• Place unit on a level surface. Recommended surface height is 28” (711mm).
• Minimum clearance of 6”(152mm) must be maintained between the unit and any combustible substance.
• Placeunitaminimumof2”(51mm) from the exhaust system. Donotplaceinareaswithactiveairmovement.
BASE MOUNTED MODEL
• Do not block any louvers on the appliance. For best results locate the unit in ambient air temp of 70°F.
• Place unit on a level surface oor.
• Minimum clearance of 6”(152mm) must be maintained between the unit and any combustible substance.
• Placeunitaminimumof2”(51mm) from the exhaust system. Donotplaceinareaswithactiveairmovement.
UNIT PLACEMENT

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Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
PHU SHELF INSTALLATION  TELESCOPING OPTION
1. *Important – Keep support block in place under shelf during the install process to prevent damage.
2. Once the Fry Station and Burger Expedite counters are in place and leveled, the telescoping shelf installation
can be completed.
3. *Important – Installer must conrm that the end panel of the fry hood is sucient to support the shelf
attachment.
4. Extend the inner shelf section so that the support bracket is ush against the side of the fry hood end panel.
5. Make sure shelf is level, locate and drill holes through the bracket and fry hood end panel. Attach bracket
to end panel with supplied screws.
6. Drill and tap holes in front edge of shelf and install screws through ticket rail as shown on shelf label.
7. Remove the foam shelf support.
INSTALLATION

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Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
INSTALLATION  continued
ELECTRICAL CONNECTIONS: Connection of the
unit to the mains supply MUST be performed by
an authorized person in accordance with codes,
standards, and laws governing the installation site
using properly rated all poles mains protection,
all poles mains disconnects and safety ground
earthing.
EXTERNAL EQUIPOTENTIAL
Terminal provides a connection for bonding to
equipment enclosure.
STARTUP
1. Verify power cord is connected.
2. Place the power switch in the“ON” position.
3. Wait approximately 15 minutes before loading
product into unit.
TRANSITION PIECE/SPLASH GUARD
INSTALLATION
1. To be used as a splash guard to prevent fry oil
from falling in between fryer and fry station when
emptying product into the fry holding unit.
2. Must be cut to t by installer.
3. Will require notching depending on line direction,
overshelf type,osetdistanceoffryer,typeoffryer,
etc.
4. 32” and 36” FHUAS t the same transition piece,
34” FHUAS require a dierent size.
FRYER FRY STATION
FRY STATION
FRYER
MAY REQUIRE CUTTING TO LENGTH
OR NOTCH TO CLEAR FRYER VENT
MAY REQUIRE NOTCH IF
EXTENDS PAST FRYER BIN
FRY HOOD WALL
ELECTRICAL SHOCK HAZARD UNIT MUST
BE SAFETY GROUNDED, EARTHED. DO
NOT MODIFY OR DEFEAT ELECTRICAL
CONNECTIONS

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Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
REMOVABLE
TONG HOLDER
DUAL SIDED, UNHANDED
ONION RING
SCOOP HOLDER
DUAL SIDED, UNHANDED
FRY SCOOP
HOLDER
SINGLE ROW
LED LIGHTS
2 PIECE
FRY RIBBON
HANGS FROM SHELF PYLON
FRY RIBBON INSERT
USE TAB TO ALIGN
OPEN BASE
DESIGN
TICKET
RAIL
FRY PACKAGING
HOLDER W/ MOVABLE
DIVIDERS
CONDIMENT
HOLDER W/ MOVABLE
DIVIDERS
FULL LENGTH
FRY RIBBON
TELESCOPING SHELF OPTION
ADJSUTS IN LENGTH
MOUNTS TO FRY HOOD
FRY BASKET
DIVIDERS
ACCESSORY LAYOUT

12
Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
ADD ON OPTIONS
OPTIONAL BLACK PAINT
GRIP PANEL & SHELVING
PART # E050711
OPTIONAL UNDERSHELF
PART # E050781
30" SHELF OPTION
Only Available on 36” Model
STAND ALONE OPTION
WALL COVER OPTION TELESCOPING SHELF OPTION
LEFT HAND PYLON SHOWN LEFT HAND PYLON SHOWN
LEFT HAND PYLON SHOWNLEFT HAND PYLON SHOWN
RIGHT HAND PYLON SHOWN RIGHT HAND PYLON SHOWN
RIGHT HAND PYLON SHOWN RIGHT HAND PYLON SHOWN

13
Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
OPERATION INSTRUCTIONS
The information in this section is intended for the use of qualied operating personnel. Qualied operating
personnel are those individuals who have carefully read the information contained in this manual, are familiar
with the function of the Fry Holding Unit and/or have had experience with operating the equipment described.
TheFryHoldingunitispre-setatthefactorytomaintaina consistenttemperaturewithoutthe useofthermostatic
controls. We recommend following these instructions to insure optimum performance, long life and trouble-
free service from your Fry Holding Unit.
CONTROLS
1. ZONE 1 Power Switch – Turns Zone 1 ON or OFF.
2. ZONE 2 Power Switch – Turns Zone 2 ON or OFF.
PROCEDURE
Allow the Fry Holding unit to run for 20 minutes before taking any temperature measurements. During the
warm up period record the ambient temperature near the Fry Holding unit.
Using a surface probe, measure the surface temperatures of the fry basket as shown in Pic. 1. Record the
four surface temperatures shown in Pic. 2 and validate they are within the acceptable range of 150F – 200F.
SURFACE TEMPERATURE CHECK
Surface Temp. 1 _____________
Surface Temp. 2 _____________
Surface Temp. 3 _____________
Surface Temp. 4 _____________`
Ambient Temp. _____________

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Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
DAILY CARE AND CLEANING
FHUAS2
Electrical shock hazard: Do not wash with water jet or hose.
Turn system (Both Lanes) to the OFF position (RED Switch light is OFF).
Let unit cool 10-15 Minutes.
Remove the Lane Dividers and clean in three compartment sink.
Do not use oven cleaners, caustic cleaners, degreasers, acids,
ammonia products, abrasive cleaners, steel wool, or abrasive pads
containing iron. These can damage the stainless steel and plastic
surfaces.
NOTE: A Daily Cleaning routine is an important part of ensuring your
equipment’s performance and longevity.
1
2

15
Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
Remove the Fry / Food Basket and clean in
three compartment sink. Remove Filter and clean in three
compartment sink.
3
It is crucial to equipment
performance that all air holes are
clean of any build up.
Obstructed holes may cause
insucient product temperatures.
DAILY CARE AND CLEANING  continued
4
Remove Grease Collection Pan and clean
in three compartment sink.
5
Remove the Lift O Front Housing and
clean in three compartment sink.
6
Wipe any debris build up that has
accumulated behind the removable air
discharge plate.
7
This area may be hot.

16
Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
Wipe down the front louvered panel.
Ensure no debris accumulation on
the louvers as this can degrade the
performance of the equipment
DAILY CARE AND CLEANING  continued
Wipe all crumbs and debris from pan area.
8
9
Install grease tray, after clean and dry
back into position.
10
Insert Air Discharge Cover after clean and
dry back into position.
11
It is crucial to the performance of the unit to
make sure the discharge slots are clean and
unrestricted from allowing air ow.
It is crucial to the performance of the unit to
make sure the discharge slots are clean and
unrestricted from allowing air ow.
Insert Basket after clean and dry back into
position.
12
Insert Lane Dividers after clean and dry
back into position.
13

17
Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
TROUBLESHOOTING
Power
On
Main Power
Switch ON and
lights upin ( I )
position ?
Contact Service:
Faulty On / Off
Switch, Wiring
FHUAS Troubleshooting
Verify plugged into
outlet. If yes then
check panel circuit
breaker, if no plug in.
YES
Passed Air
Temperature
Check?
Working
Properly
YES
Temperature too
high?
Temperature too
low?
NO
NO
NO Observation
Flowchart
Key
Service Action
Restaurant Action
Should verify all parts
are installed and
installed correct.
Moving Air is
observed from all
Discharge Vents
NO Contact Service:
YES
Fullyclean Fry Basket,
Plenum Return, Filter
and Collection Pan.
YES
Contact Service:
DAILY CARE AND CLEANING  continued
Using the four (4) keyhole slots re-install
the new Removable Front Cover.
15
It is crucial to the performance of the unit
to make sure the Louvers are clean and
unrestricted from allowing air ow.
Wipe down the Front Housing.
14
Ensure no debris accumulation on the slots
as this can degrade the performance of the
equipment.

18
Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
REPLACEMENT PARTS LIST
Qty Per
Unit
Locator P/N Description 32 & 34 36
1414070 PAN, COLLECTION, REPLACEMENT 1
413720 PAN, COLLECTION, REPLACEMENT 1
21033-964 AIR DISCHARGE COVER  32"/34" 1
1033-957 AIR DISCHARGE COVER  36" 1
3413714 REPLACEMENT DIVIDER, SLOTTED 2 2
4414072 BASKET WITH TAB, SLOT 1
413722 BASKET WITH TAB, SLOT 1
4
3
1
2

19
Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
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Owner's Manual for: Fry Holding Unit Air Scroll (FHUAS)
20
Duke Manufacturing Co.
2305 N. Broadway
St. Louis, MO 63102
Phone: [phone]
Toll Free: 1-800-735-3853
Fax: [phone] www.dukemfg.com
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