Amana RFS18MPS Service Manual
Countertop commercial microwave ovens
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Also See for RFS18MPS:
- Owner's manual (14 pages) ,
- Manual (33 pages) ,
- Service manual (38 pages)
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Service
This manual is to be used by quali ed appliance
technicians only. Maytag does not assume any
responsibility for property damage or personal
injury for improper service procedures done by
an unquali ed person.
Countertop
Commercial
Microwave
Ovens
This Base Manual covers general information.
Refer to individual Technical Sheet
for information on speci c models.
This manual includes, but is
not limited to the following:
RFS18MPS
RFS18MPS
P1330209M
P2000703M
16026795
January 2011
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Table of Contents
Related Manuals for Amana RFS18MPS
Summary of Contents for Amana RFS18MPS
- Page 1 This Base Manual covers general information. Refer to individual Technical Sheet for information on speci c models. Countertop This manual includes, but is not limited to the following: Commercial RFS18MPS P1330209M RFS18MPS P2000703M Microwave Ovens 16026795 January 2011...
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Page 2: Important Information
Important Information Important Notices for Servicers and Consumers Maytag 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. -
Page 3: Table Of Contents
Table of Contents Important Information ............ 2 Radiation Monitors Important Safety Information ......... 4 Operating Instructions for the Holaday Grounding Instructions ..........7 HI1501, HI1510, HI1710, and HI1801 ......19 Servicing of Grounding Products ........ 8 Testing Procedures ..........20-23 Wiring ................ -
Page 4: Important Safety Information
Read the following information to avoid possible exposure to microwave radiation: The basic design of the Amana 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 Oven to maintain this safety. - Page 5 Important Safety Information Recognize this symbol as a SAFETY message WARNING When using electrical equipment, basic safety precautions should be followed to reduce the risk of burns, electrical shock, fire, or injury to persons. 1. READ all instructions before using equipment. 8.
- Page 6 Important Safety Information CAUTION To avoid risk of personal injury or property damage, observe the following: 1. Briskly stir or pour liquids before heating with 7. Do not use regular cooking thermometers in oven. microwave energy to prevent spontaneous boiling Most cooking thermometers contain mercury and or eruption.
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Page 7: Grounding Instructions
Important Safety Information Grounding Instructions WARNING WARNING Precautions to be observed before and during servicing to avoid possible exposure to excessive Do not remove grounding prong when installing microwave energy, or electrical shock disconnect grounded appliance in a home or business that does power to oven. -
Page 8: Servicing Of Grounding Products
Important Safety Information Servicing of Grounded Products Explanation The standard accepted color coding for grounding wires Polarization–This means that the larger slot must be is GREEN or GREEN WITH YELLOW STRIPE. These neutral and the small slot must be hot (live). ground leads are NOT to be used as current carrying Mispolarized–The outlet is miswired so that the larger slot conductors. -
Page 9: General Information
General Information Unpacking Equipment Radio Interference • Inspect equipment for damage such as dents in door Microwave operation may cause interference to radio, or dents inside oven cavity. television, or similar equipment. Reduce or eliminate interference by doing the following: •... -
Page 10: Model Identification
General Information Model Identification Parts and Accessories • For Amana product call 1-866-426-2621 or visit the Purchase replacement parts and accessories over the Web Site at www.amanacommercial.com phone. To order accessories for your product contact your local product distributor or vist the Web site at When contacting for service support, provide product www.amanacommercial.com. -
Page 11: Troubleshooting Procedures
Troubleshooting Procedures When you get a complaint from customers, evaluate the complaint carefully. If the following symptoms apply, instruct the customer in the proper use of the microwave oven. This can eliminate an unnecessary service call. CAUTION • Verify proper earthing before checking for trouble. •... - Page 12 Troubleshooting Procedures Trouble 1: The following visual conditions indicate a probable failed control circuit. 1. Incomplete segments. • Segment missing. • Partial segment missing. • Digit flickering (Note: Slight flickering is normal.) 2. Colon does not turn on or blink. 3.
- Page 13 Troubleshooting Procedures (Electronic Models) Trouble 2: Oven does not operate at all, display window does not display any digits, and no input is accepted. Malfunction Replace the fuse, Check continuity Continuity of the Fuse blows. primary, of monitor switch monitor secondary, monitor with door closed.
- Page 14 Troubleshooting Procedures (Electronic Models) Trouble 3: Display shows all digits programmed, but does not start cooking when the START pad is pressed. Malfunction Check continuity Time does not Replace the of secondary of secondary Continuity count down secondary switch. switch with door after START switch.
- Page 15 Troubleshooting Procedures (Electronic Models) Trouble 4: Oven operates with little or no heat. Output Customer must Lower than Decrease in performance contact local Check the power 90% of rated supply voltage is low. power supply voltage. voltage. under load. company or qualified electrician.
- Page 16 Troubleshooting Procedures (Electronic Models) Trouble 5: No microwave oscillation even when oven light and fan motor operate. Disconnect wire Replace Failed No microwave leads from relay controller. Continuity controller. oscillation. RY2 and verify continuity of the relay. Continuity Check high Abnormal Replace high Failed high...
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Page 17: Service Information
Service Information W ARNING To avoid risk of electrical shock, personal injury, or death, disconnect power to oven and discharge capacitor before servicing, unless testing requires power. Proper Handling of Magnetron Tubes 2. Open Heater (Filament) - Can be determined by a ohmmeter when transformer leads are disconnected. -
Page 18: Microwave Leakage Testing
Microwave Leakage Testing W ARNING To avoid risk of electrical shock, personal injury, or death, disconnect power to oven and discharge capacitor before servicing, unless testing requires power. Measurement with the Outer Panel WARNING Removed Check for radiation leakage after servicing. Should the leakage be more than 4 mW/cm inform Maytag WARNING... -
Page 19: Radiation Monitors
Radiation Monitors W ARNING To avoid risk of electrical shock, personal injury, or death, disconnect power to oven and discharge capacitor before servicing, unless testing requires power. Hold probe perpendicular to cabinet door. Place cone Operating Instructions for the Holaday of probe on the door and/or cabinet door seam and HI1501, HI1510, HI1710, and HI1801 move along the seam. -
Page 20: Testing Procedures
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 power. Illustration Component Testing Results Thermal cutout Disconnect all wires from TCO. Measure resistance across terminals. °... - Page 21 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 power. Illustration Component Testing Results Interlock switch assembly Disconnect wires to switch. With door open measure resistance from: Bottom Monitor –...
- Page 22 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 power. TAB 1 TAB 2 Function Test Set-Up / Meter Probe Placement Results Condition Setting Control power All Conditions Volts...
- Page 23 Power Test 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. Using the test shown below will indicate if the oven performance is satisfactory.
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Page 24: Disassembly Procedures
Disassembly Procedures To avoid the risk of electrical shock, personal injury, or death, disconnect power to oven and discharge the capacitors before WARNING following any disassembly procedure. High voltage is present at the high voltage terminal of the Outer Case high voltage transformer during any cooking cycle. -
Page 25: Door Assembly
Disassembly Procedures To avoid the risk of electrical shock, personal injury, or death, disconnect power to oven and discharge the capacitors before WARNING following any disassembly procedure. Door Assembly CAUTION CAUTION To avoid property damage, care must be taken when prying choke cover from oven door. -
Page 26: Control Panel
Disassembly Procedures To avoid the risk of electrical shock, personal injury, or death, disconnect power to oven and discharge the capacitors before WARNING following any disassembly procedure. Control Panel Interlock Switches 1. Disconnect power to oven and remove outer case, Primary switch is operated by bottom latch arm. -
Page 27: High Voltage Capacitor
Disassembly Procedures To avoid the risk of electrical shock, personal injury, or death, disconnect power to oven and discharge the capacitors before WARNING following any disassembly procedure. Adjusting Interlocks Bottom Magnetron High Voltage Capacitor Removal The interlock monitor, primary, and secondary switches 1. -
Page 28: Diode/Circuit Protector
Disassembly Procedures To avoid the risk of electrical shock, personal injury, or death, disconnect power to oven and discharge the capacitors before WARNING following any disassembly procedure. 2. Disconnect and label wires. Diode/Circuit Protector 3. Carefully lift tabs to release assembly from plastic 1. -
Page 29: Blower Motor
Disassembly Procedures To avoid the risk of electrical shock, personal injury, or death, disconnect power to oven and discharge the capacitors before WARNING following any disassembly procedure. Blower Motor Top Antenna 1. Disconnect power to oven and remove outer case, 1. -
Page 30: Magnetron Thermal Cut-Out (Tco)
Disassembly Procedures To avoid the risk of electrical shock, personal injury, or death, disconnect power to oven and discharge the capacitors before WARNING following any disassembly procedure. Magnetron Thermal Cut-Out (TCO) Oven Light Removal 1. Disconnect power to oven and remove outer case, The light bulb for inside of the oven can be changed only (see "Outer Case"... - Page 31 Appendix A 16026795 A–1 ©2006 Maytag Services...
- Page 32 Oven Wall Clearances defined intervals. When the message A—For North American (UL/CSA) models, allow at least displays Amana recommends cleaning 2” (5.1 cm) of clearance around top of oven. For the air filter thoroughly. Cleaning the air International (50 Hz) models, allow at least 12” (30 filter will not shut off the message.
- Page 33 Display message for 24 hours every 7 days. OP:02 Display message for 24 hours every 30 days. OP:03 Display message for 24 hours every 90 days. or full product documentation visit: © 2004 Amana Appliances Part No.12804405 Amana, Iowa 52204 Revised 10/04 ™ www.amanacommercial.com/wavelink 16026795 A–3...