1800 w - 2005 international countertop commercial microwave ovens (33 pages)
Summary of Contents for Amana RFS Models
Page 1
Commercial Service Training Manual RFS Models RFS - 60 Hz August 2011 16400013 Amana® is a Registered Trademark of Maytag Corporation. Brand used under license. 2011 RFS Training Manual.indd 1 10/3/2011 8:36:35 AM...
Important Information Important Notices for Servicers and Consumers ACP will not be responsible for personal injury or property damage from improper service procedures. Pride and workmanship go into every product to provide our customers with quality products. It is possible, however, that during its lifetime a product may require service.
Important Safety Information WARNING Read the following information to avoid possible exposure to microwave radiation: The basic design of the Microwave Oven makes it an inherently safe device to both use and service. However, there are some precautions which should be followed when servicing the microwave to maintain this safety.
Quick Start Reference Guide Refer to Product Safety Manual for Safety Statements CLEAN FILTER Complete Owner’s Manual available online CLEAN FILTER This oven displays at user GH¿QHG LQWHUYDOV :KHQ WKH PHVVDJH Oven Wall Clearances displays ACP recommends cleaning the A—For North American (UL/CSA) models, allow at least DLU ¿OWHU WKRURXJKOy.
Page 13
Quick Start Reference Guide Refer to Product Safety Manual for Safety Statements Complete Owner’s Manual available online Can I change an option? Options such as single or double pad programming, beep volume, and maximum cooking time can be changed to suit individual preferences. To change options: 1.
Components Location Cavity Stirrer Motor Blower Motor H.V. Capacitor H.V. Capacitor Antenna Diode Diode Transformer Magnetron TCO’s Oven Door Fuse Magnetrons Board Interlock Switch Control Panel Transformer Splatter Shield Bottom Antenna Bottom Stirrer Motor Oven Tray Suction Cup (Used for aid in removing oven tray) 59001235 2011 RFS Training Manual.indd 13 10/3/2011 8:36:41 AM...
Page 16
Disassembly Door removal · Disassembly Control panel removal · Wire terminals 2011 RFS Training Manual.indd 14 10/3/2011 8:36:41 AM...
Page 17
Disassembly Door Removal 1. Disconnect power to oven. 2. Open oven door, remove top hinge cap, and slowly lift door to disengage the hinge pins at top and bottom. Top hinge cap hinge 3. To reinstall door, place top pin into slot first, then align bottom pin. 4.
Disassembly Control Panel Removal 1. Disconnect power to oven and remove outer case. 2. Disconnect and label wires from controller/timer. 3. Open oven door. 4. Remove screw securing top of control panel to cavity. Lift control panel up and out to release tabs. Disconnecting Wire Terminals All wire terminals are locking-type terminals.
To avoid risk of electrical shock, personal injury or death, disconnect power to oven and discharge capacitor before servicing, unless testing requires it. All Amana and Menumaster microwave oven power outputs are rated using the IEC705 standards. Using the IEC705 test method requires precision measurements and equipment that is not practical to be performed in the field.
Page 22
Component Testing Procedures WARNING To avoid risk of electrical shock, personal injury or death, disconnect power to oven and discharge capacitor before servicing, unless testing requires it. Illustration Component Testing Results Thermal cutout Disconnect all wires from TCO. Measure resistance across terminals. Cavity TCO ..........
Page 23
Component Testing Procedures WARNING To avoid risk of electrical shock, personal injury or death, disconnect power to oven and discharge capacitor before servicing, unless testing requires it. Interlock switch assembly Disconnect wires to switch. With door open measure resistance from: Top Monitor –...
Page 24
Component Testing Procedures RFS12* WARNING To avoid risk of electrical shock, personal injury or death, disconnect power to oven and discharge capacitor before servicing, unless testing requires it. RLY 3 TAB 1 TAB 2 Function Test Set-Up / Meter Probe Placement Results Condition Setting...
Page 25
Component Testing Procedures RFS18* WARNING To avoid risk of electrical shock, personal injury or death, disconnect power to oven and discharge capacitor before servicing, unless testing requires it. RLY 3 TAB 1 TAB 2 Function Test Set-Up / Meter Probe Placement Results Condition Setting...
Troubleshooting 2011 RFS Training Manual.indd 24 10/3/2011 8:36:47 AM...
Page 27
Troubleshooting WHEN YOU GET A COMPLAINT FROM YOUR CUSTOMER, EVALUATE THE COMPLAINT CAREFULLY. IF THE FOLLOWING SYMPTOMS APPLY, PLEASE INSTRUCT THE CUSTOMER IN THE PROPER USE OF THE MICROWAVE OVEN. THIS CAN ELIMINATE AN UNNECES- SARY SERVICE CALL. 1. Check grounding before checking for trouble. 2.
Page 28
Troubleshooting Trouble 1: The following visual conditions indicate a probable failed control circuit. 1. Incomplete segments. Segment missing. Partial segment missing. Digit ÀLFNHULQJ (Note: Slight ÀLFNHULQJ is normal.) 2. &RORQ GRHV QRW WXUQ RQ RU EOLQN 3. A distinct change in the brightness of one or more numbers in display. 4.
Page 29
Troubleshooting Trouble 2: Oven does not operate at all, Display window does not display any ¿JXUHV DQG QR LQSXW LV DFFHSWHG CONDITION CHECK RESULT CAUSE REMEDY Malfunction of the Replace fuse, Check continuity 1. Fuse blows. Continuity. interlock assembly monitor switch. of monitor switch (with door closed).
Page 30
Troubleshooting Trouble 3: Display shows all ¿JXUHV VHW EXW RYHQ GRHV QRW VWDUW FRRNLQJ ZKLOH GHVLUHG SURJUDP WLPHV DUH VHW DQG 6TART SDG LV WRXFKHG CONDITION CHECK RESULT CAUSE REMEDY Defective Replace Check continuity 1.Setting time No continuity. secondary switch. secondary switch.
Page 31
Troubleshooting TROUBLE 5: No microwave oscillation even though oven lamp and blower motor run. (Display operates properly) CONDITION CHECK RESULT CAUSE REMEDY No microwave Disconnect the Defective PCB Replace PCB No continuity. wire leads from oscillation. assembly assembly relay 3 and check continuity of relay 3 Continuity.
Page 36
Schematic / Wiring Diagram RFS18MPS WARNING To avoid risk of electrical shock, personal injury or death, disconnect power to oven and discharge capacitor before servicing, unless testing requires it. DANGER 2011 RFS Training Manual.indd 34 10/3/2011 8:36:51 AM...
Page 37
Schematic / Wiring Diagram RFS18TS WARNING To avoid risk of electrical shock, personal injury or death, disconnect power to oven and discharge capacitor before servicing, unless testing requires it. DANGER HIGH VOLTAGE 2011 RFS Training Manual.indd 35 10/3/2011 8:36:51 AM...