Frymaster Ultimate Electric Series Guide

Frymaster/Dean, a member of the Commercial Food Equipment Service Association,
recommends using CFESA Certified Technicians.
Price: $28.00
24-Hour Service Hotline [phone]-5981
JUNE 2003
Ultimate Electric Series Fryers
Service & Parts Manual

Please read all sections of this manual and retain for future reference.
NOTICE
This appliance is intended for professional use only and is to be operated by qualified
personnel only. A Frymaster/Dean Factory Authorized Service Center (FASC) or other qualified
professional should perform installation, maintenance, and repairs. Installation, maintenance,
or repairs by unqualified personnel may void the manufacturer’s warranty. See Chapter 1 of
this manual for definitions of qualified personnel.
NOTICE
This equipment must be installed in accordance with the appropriate national and local codes of
the country and/or region in which the appliance is installed.
NOTICE TO U.S. CUSTOMERS
This equipment must be installed in accordance with the appropriate national and local codes of
the country and/or region in which the appliance is installed.
NOTICE
Drawings and photos used in this manual are intended to illustrate operational, cleaning and
technical procedures and may not conform to onsite management operational procedures.
NOTICE TO OWNERS OF UNITS EQUIPPED WITH COMPUTERS
U.S.
This device complies with Part 15 of the FCC rules. Operation is subject to the following two
conditions: 1) This device may not cause harmful interference, and 2) This device must accept
any interference received, including interference that may cause undesired operation. While
this device is a verified Class A device, it has been shown to meet Class B limits.
CANADA
This digital apparatus does not exceed the Class A or B limits for radio noise emissions as set
out by the ICES-003 standard of the Canadian Department of Communications.
Cet appareil numerique n’emet pas de bruits radioelectriques depassany les limites de classe A
et B prescrites dans la norme NMB-003 edictee par le Ministre des Communications du Canada.
DANGER
Improper installation, adjustment, maintenance or service, and unauthorized alterations or
modifications can cause property damage, injury, or death. Read the installation, operating and
service instructions thoroughly before installing or servicing this equipment.

DANGER
The front ledge of the fryer is not a step. Do not stand on the fryer. Serious injury can result
from slips or contact with the hot oil.
DANGER
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any
other appliance.
DANGER
The crumb tray in fryers equipped with a filter system must be emptied into a fireproof container
at the end of frying operations each day. Some food particles can spontaneously combust if left
soaking in certain shortening material. Additional information can be obtained in the filtration
manual included with the system.
WARNING
No structural material on the fryer should be altered or removed to accommodate placement of
the fryer under a hood. Questions? Call the Frymaster/Dean Service Hotline at 1-800-551-8633.
WARNING
Do not bang fry baskets or other utensils on the fryer’s joiner strip. The strip is present to seal
the joint between the frypot. Banging fry baskets on the strip to dislodge shortening will distort
the strip, adversely affecting its fit. It is designed for a tight fit and should only be removed for
cleaning.
NOTICE
IF, DURING THE WARRANTY PERIOD, THE CUSTOMER USES A PART FOR THIS ENODIS
EQUIPMENT OTHER THAN AN UNMODIFIED NEW OR RECYCLED PART PURCHASED
DIRECTLY FROM FRYMASTER/DEAN, OR ANY OF ITS AUTHORIZED SERVICE CENTERS,
AND/OR THE PART BEING USED IS MODIFIED FROM ITS ORIGINAL CONFIGURATION, THIS
WARRANTY WILL BE VOID. FURTHER, FRYMASTER/DEAN AND ITS AFFILIATES WILL NOT BE
LIABLE FOR ANY CLAIMS, DAMAGES OR EXPENSES INCURRED BY THE CUSTOMER WHICH
ARISE DIRECTLY OR INDIRECTLY, IN WHOLE OR IN PART, DUE TO THE INSTALLATION OF
ANY MODIFIED PART AND/OR PART RECEIVED FROM AN UNAUTHORIZED SERVICE CENTER.

Ultimate Electric Series Fryers
Service & Parts Manual
TABLE OF CONTENTS
Page #
1. SERVICE PROCEDURES 1-1
1.1 General 1-1
1.2 Replace Computer/Controller 1-1
1.3 Replace Interface Board 1-2
1.4 Replace Transformer 1-3
1.5 Replace Temperature Probe 1-3
1.6 Replace Heating Element 1-6
1.7 Replace High-Limit 1-9
1.8 Replace Frypot 1-10
1.9 Replace Contactor (Latching or Heating) 1-11
1.10 Built-in Filter System Service Procedures 1-11
1.11 Basket Lift Service Procedures 1-13
1.12 Electric Interface Board Diagnostic Chart 1-17
1.13 Probe Resistance Chart 1-18
1.14 Element Wattage/Amperage Calculation Charts 1-18
1.15 Wiring Diagrams, Main 1-19
1.15.1 480V 18UE and EH1721 1-19
1.15.2 208V 18UE and EH1721 1-20
1.15.3 KSCFH218E 1-21
1.15.4 BIH1721 1-22
1.16 Wiring Diagrams, Basket Lifts 1-23
1.16.1 Modular Basket Lifts 1-23
1.16.2 Bell Crank Style Basket Lifts 1-23
1.17 Wiring Diagrams, Built-in Filtration 1-24
1.17.1 480V Systems 1-25
1.17.2 208V Systems 1-26
1.17.3 115/230V KFC Systems 1-27

Ultimate Electric Series Fryers
Service & Parts Manual
TABLE OF CONTENTS (CONT.)
Page #
2. PARTS LIST 2-1
2.1 Accessories 2-1
2.2 Basket Lift Assembly (Modular) and Related Components 2-2
2.3 Cabinetry and Related Components 2-5
2.3.1 EH1721 & 18UE Electric 2-5
2.3.2 KFC18E Electric 2-8
2.3.3 Door Components – Spring-Loaded Door Pins 2-10
2.3.4 Top Caps and Tilt Housing Components 2-11
2.4 Computer and Related Components 2-12
2.5 Contactor/Wireway Box and Related Components 2-14
2.6 Filter Pan and Related Components 2-16
2.6.1 Under Fryer Filter (UFF) – UFF 80 (100 Lb Capacity) 2-16
2.6.2 Under Fryer Filter (UFF) – KFC18E Only 2-17
2.6.3 Under Fryer Filter (UFF) – Filter-Leaf/Suction Tube Assembly 2-19
2.6.4 Single Under Fryer Filter (SUFF) – BIH1721 & 18UE 2-20
2.7 Frypot and Drain Valve Components 2-21
2.8 Oil Drain Flush Components 2-22
2.9 Oil Drain Manifold Components 2-23
2.10 Oil Return Manifold, Motor and Pump Components 2-24
2.11 Oil Return Line Assemblies 2-27
2.12 Probes, High-Limits, Elements and Related Components 2-29
2.13 Tilt Safety Switch Components 2-32

ULTIMATE ELECTRIC SERIES FRYERS
CHAPTER 1: SERVICE PROCEDURES
1-1
1.1 General
Before performing any maintenance on your Frymaster/Dean Ultimate Electric fryer, you must
disconnect the electrical power supply.
When electrical wires are disconnected, it is recommended that they be marked in such a way as to
facilitate reassembly.
DANGER
Hot cooking oil or shortening will cause severe burns. Never attempt to move this appliance
when filled with hot cooking oil or shortening, or to transfer hot cooking oil or shortening
from one container to another.
DANGER
This equipment should be unplugged when servicing, except when electrical circuit tests are
required. Use extreme care when performing such tests.
This appliance may have more than one electrical power supply connection point.
Disconnect all power cords before servicing.
Inspection, testing and repair of electrical components should be performed by an
authorized service agent only.
1.2 Replace Computer/Controller
1. Unscrew and remove two control panel
screws on control panel front. Swing the
panel open from the top.
2. Unplug wiring harness at plug on back of
controller (arrow). Unplug controller ground
wire from controller (circle).
3. Remove the control panel/controller by lifting
the assembly from the hinged slots in the
control-panel frame.
4. Reverse procedures to install new controller.
Wire harness/connector and ground wire on controller
back.

ULTIMATE ELECTRIC SERIES FRYERS
CHAPTER 1: SERVICE PROCEDURES
1-2
1.3 Replace Interface Board
1. Unplug all power cords. Perform Procedure 1.2, Steps 1-4, Replace Computer/Controller.
2. Unplug wire harness from the interface board
(arrow). Remove all wiring from the
terminals of the interface board, ensuring that
each wire is marked for reattachment.
3. Remove the nuts from each corner of the
interface board and slide the board from the
studs. Unplug connectors J1 and J2, mark
and unplug all other wiring on rear of the
interface board. Ensure that standoffs remain
in place on studs, prior to installing new
interface board. Install the new interface
board by reversing the previous procedures.
Ensure that wire harnesses are connected to
back of interface board prior to securing
interface board. Also, ensure that wiring and
wire harnesses are connected to the proper
terminals.
Wire harness/connector.
Nuts securing interface board (arrows).

ULTIMATE ELECTRIC SERIES FRYERS
CHAPTER 1: SERVICE PROCEDURES
1-3
1.4 Replace Transformer
1. Unplug all power cords. Perform Procedure 1.2, Steps 1-4, Replace Computer/Controller.
2. Remove all wiring from the terminals of the
transformer to be replaced (arrows).
3. Remove the screws that secure the
transformer to the component box.
4. Install the new transformer by reversing the
preceding procedures. Make sure you
reconnect the wiring to the proper terminals
and the harnesses to the correct connectors.
1.5 Replace Temperature Probe
1. Unplug fryer from the electrical source.
2. Drain the cooking oil from the frypot.
3. Remove the fryer from the exhaust hood to gain access to the rear of the fryer.
4. Remove the screws from the back cover(s).
Set the cover(s) and screws aside.
5. After removing back(s), remove two
remaining screws securing the tilt housing
cover (arrows). Remove the tilt housing.
Note: Early production model shown.
Current production units have a one-piece
back panel (remove all screws securing back
panel). Older units have a three-piece back
panel.
Screws securing back cover and tilt housing.
Remove two tilt-housing screws (arrows) after
removing all other screws and back panel(s).
Mark and disconnect wiring from the transformer
being replaced.

ULTIMATE ELECTRIC SERIES FRYERS
CHAPTER 1: SERVICE PROCEDURES
1-4
1.5 Replace Temperature Probe (cont.)
6. Disconnect the wire harness containing the
probe wiring (arrows). It may be necessary
to remove the wire ties.
7. Use a pin-pusher (P/N 806-4855 or P/N 807-
0928—see Section 1.7) to remove the red and
white probe wires from the connector. Note
probe pin location in plug. Pull the probe
wires out of the insulation.
8. Remove the screw(s) securing the probe
bracket to the element. Remove the metal
wraps securing the probe to the element.
9. Remove the probe bracket and the securing
components from the probe bulb and element.
Thread the probe wire through the hole
(arrow) in the tilt plate assembly and remove
the probe.
Use a pin-pusher to remove probe wires from
connector (arrows).
Remove probe bracket screw and bracket to remove
p
robe.
Bracket Screw
Probe Bracket
Probe Bulb
Pull old probe wire through grommet to remove
probe.

ULTIMATE ELECTRIC SERIES FRYERS
CHAPTER 1: SERVICE PROCEDURES
1-5
1.5 Replace Temperature Probe (cont.)
10. Thread the new probe wire through the hole
in tilt plate. Place the new temperature probe
assembly onto the element and secure with
the bracket and screws removed earlier. Clip
the probe onto the rear of the element (arrow)
in two places. The temperature probe
assembly should be oriented in the same
manner as the probe being replaced.
11. Thread the probe wires into the harness
insulation. Note the pin positions and insert
pins in the connector. Reconnect the harness
and secure with a wire-tie.
12. Lower the element into the frypot with the lift
handle.
13. Place the tilt housing cover over the tilt
housing assembly and secure with screws.
Slightly raising the elements will facilitate
tilt-housing installation.
14. Install back cover(s) and secure with screws
Secure probe bulb to the element back in two places
with metal wire wrap (arrow).
Install tilt housing and cabinet backs after probe
installation is complete.