24-Hour Service Hotline
Models SCF/SCFC 1824G, 2424G and 1824/2424G
Systems with Built-In Filtration NON-CE
Service & Parts Manual
Page
COMPUTERS WHERE APPLICABLE FCC
CANADA
Service & Parts Manual
TABLE OF CONTENTS
24G Series Flatbottom Gas Fryers
Service & Parts Manual
TABLE OF CONTENTS cont
24G Series Flatbottom Gas Fryers
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1.1 Functional Description
NON-CE Altitudes of 2000 feet or less
CE ONLY Altitudes of 2000 feet or less
Pilot System Configuration
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
Electronic Ignition Configuration
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
Control Options
cycle circuit where a switch alternately closes for approximately 4 seconds and opens for approximately 20 seconds. If the temperature is 150F 66C or above, the current flows through a heat circuit, bypassing the timer switch. In either case, current is supplied to the other leg of the heat relay coil, which then closes an electronic switch in the 24 VAC circuit to provide current to the ignition module
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
Thermatron Controller Board
Line voltage enters the interface board at terminals 1 and 3. The temperature controls potentiometer are connected to terminals 7, 8 and 9. The sensor probe circuit is connected to terminals 10 and 11. The high-limit and gas valve routes through terminal 12. Terminals 2 and 13 are jumped out. Terminals 5 and 6 are the melt-cycle disable circuit. The melt cycle is enabled unless terminals 5 and 6 are jumped out
1.2 Accessing Fryers for Servicing
Safety Components
DANGER
attempting to relocate a fryer for servicing
1.3 Cleaning the Gas Valve Vent Tube if applicable
1.4 Adjusting Burner Manifold Gas Pressure
This task should be performed by qualified service personnel only
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1.6 Calibrating the Thermatron Temperature Controller
1.5 Adjusting the Pilot Flame where applicable
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
electrical supply
1.7 Replacing Fryer Components
1.7.1 Remove/Replace Temperature Probe or High-Limit Thermostat
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1-10
1.7.2 Removing/Replacing Rocker Switches
probe cannot be repositioned
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
Frypot Bottom
1.7.4 Replacing the Pilot Assembly or Direct Spark Ignitor
1.7.4.1 Replacing Pilot Assembly
1.7.3 Replacing the Gas Valve DANGER
proceeding further
1.7.5 Removing/Replacing Blower Assembly or Air Prover Switch
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
3. Replacing air prover switch
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1.7.6 Replacing the Frypot
1.7.6.1 Frypot Baffle Inspection
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1-15
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1.7.6.2 Frypot/Firebox Removal/Replacement Procedure
1-16
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1-17
If the Firebox Requires Replacement
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1.8 Troubleshooting and Problem Isolation
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1.8.1 Ignition Failures
1. Problems related to the gas and/or electrical power supplies
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1.8.2 Improper Burner Functioning
The primary causes of popping are
MAKE SURE YOU ARE HOLDING THE INSULATED HANDLE OF THE SCREWDRIVER
AND NOT THE BLADE. THE SPARKING CHARGE IS APPROXIMATELY 25,000 VOLTS
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
DANGER
1.8.3 Improper Temperature Control
1.8.4 Filtration Problems
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
Shortening was solidified in the filter leaf or filter lines
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1. Disconnect power to the filter system
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1.8.5 Leakage
1-25
1.9 Troubleshooting Guides
when the exhaust
1.9.1 Pilot Burner Malfunctions
Pilot will not ignite no
power is present at the
to temperature quickly
temperature
1.9.2 Main Burner Malfunctions
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1.9.3 Indicator Lights
1-28
1.10 WIRING DIAGRAMS
1.10.1 24G Series Single Fryers Non-CE without Boil-Out Switch
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
805-1370 E
1.10.2 24G Series Single Fryers, Non-CE with Boil-Out Switch
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1 SERVICE PROCEDURES
Single Fryers - CE-Approved
CHAPTER
FLATBOTTOM GAS FRYERS
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
1.10.9 Wiring, Standing Pilot - SCFC Models
805-1747C
1.10.10 24GTI Oil Return/Filter System
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
2.1 Blower Assembly and Combustion Air
ITEM PART #
COMPONENT
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
2.2 Burner Manifold and Related Components
2.2 Burner Manifold and Related Components cont
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
Electronic Ignition Components
Pilot Ignition Components
2.3 Flue Caps, Top Caps, and Related Components
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
2.3 Flue Caps, Top Caps, and Related Components cont
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
ITEM PART #
COMPONENT
2.4.1 Cabinetry - SCFC Models
2.4 Common Cabinet Components SCFC Models
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
2.4.1 Cabinetry - SCFC Models cont
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
ITEM PART #
COMPONENT
2.4.2 Door Assemblies and Component Parts - SCFC Models
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
Panel, Door Liner, Door Pin Assembly Spring Handle
ITEM PART #
2.4.3 Control Panels, Wireways, and Related Components - SCFC Models
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
1 106-2607SP
2.4.4 Oil Return and Suction Manifolds - SCFC Models
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
2.4.4 Oil Return and Suction Manifolds - SCFC Models cont
PART #
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
810-3088
2.4.5 Filter Unit - SCFC Models
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
ITEM PART #
1 106-8465SP
2.4.6 Frypot, Drain, and Oil Return Components - SCFC Models
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
2.4.6 Frypot, Drain, and Oil Return Components - SCFC Models cont
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
ITEM PART #
COMPONENT
2.5.1 Cabinetry - SCF Models
2.5 Previous Style SCF Models
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
2.5.1 Cabinetry - SCF Models cont
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
PART #
COMPONENT
2.5.2 Door Assemblies and Component Parts - SCF Models
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
ITEM PART #
809-0413 Spacer, Nylon Universal Door Bushing
2.5.3 Control Panels, Wireways, and Related Components - SCF Models
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
Not illustrated
2.5.4 Oil Return and Suction Manifolds - SCF Models
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
Assembly
106-1823SP Hose
2.5.4 Oil Return and Suction Manifolds - SCF Models cont
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
ITEM PART #
1 810-2100 Motor, 120-230VAC ⅓-HP Filter Pump
2.5.4 Oil Return and Suction Manifolds - SCF Models cont
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
ITEM PART #
2.5.5 Filter Unit - SCF Models
Caster, 2-inch Rigid use 810-2805 for 2-inch Swivel Caster
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
PART #
2.5.6 Frypot, Drain, and Oil Return Components - SCF Models
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
2.5.6 Frypot, Drain, and Oil Return Components - SCF Models cont
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
PART #
COMPONENT
2.6 Drain Valve and Components
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
ITEM PART #
COMPONENT
2.7 Wiring Connectors, Pin Terminals, and Power Cords
Power Cords
Connectors 2-Pin Female 6-Pin Female 9-Pin Female
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
2.8 Screws, Nuts, and Fasteners
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
ITEM PART #
COMPONENT
APPENDIX ND90 Built-In Filter System Components
2-30
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
Part Number 44210ND90003
APPENDIX ND90 Built-In Filter System Components cont
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
2-31
LINE PARTS
24G SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST
APPENDIX ND90 Built-In Filter System Components cont
ITEM PART #
COMPONENT
SERVICE HOTLINE
Frymaster/Dean, 8700 Line Avenue, PO Box 51000, Shreveport, Louisiana
Shipping Address 8700 Line Avenue, Shreveport, Louisiana
FAX Parts