ACP MenuMaster RFS Subway Service Training Manual Download Page 18 | Manualshive

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Disassembly

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.

Proceed as follows to disconnect wire terminals:

Insulated terminals:

Grasp insulator pod and pull back.

DO NOT PULL ON WIRE.

1 Grasp

Wire

Insulator

Pod

2 Pull

Non-insulated terminals:

Use a small blade screwdriver to depress locking-tab and pull on terminal.

DO NOT PULL ON WIRE.

1 Release

locking-tab

Wire

2 Pull

Control Panel Removal

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Summary of Contents for MenuMaster RFS Subway

Page 1: ...1 Service Training Manual RFS Subway Models RFS 60 Hz August 2011 16400014 ...

Page 2: ...formation 1 5 Installation 7 Specifications 8 Quick Start Reference Guide 9 11 Components 12 13 Disassembly 14 16 Performance Testing Procedures 17 18 Component Testing Procedures 19 22 Troubleshooting 23 28 Schematic Wiring Diagrams 29 32 ...

Page 3: ...1 Important Safety Information 1 ...

Page 4: ...n ITISTHETECHNICIANSRESPONSIBLITYTOREVIEWALL APPROPRIATESERVICEINFORMATIONBEFOREBEGINNINGREPAIRS WARNING Toavoidriskofseverepersonalinjuryordeath disconnectpowerbeforeworking servicingonappliancetoavoid electrical shock Tolocateanauthorizedservicerpleasecontact ComServ Support Center Web Site Telephone Number WWW ACPSOLUTIONS COM E Mail commercialservice acpsolutions com 1 866 426 2621 or 319 368 ...

Page 5: ...icer is to cease repair and contacttheACPComServ Department immediatelyforfurtherdirection ACP willcontacttheproperGovernment Agency upon verification of the test results 1 Always operate the unit from an adequately grounded outlet Do not operate on a two wire extension cord 2 Beforeservicingtheunit ifunitisoperable perform themicrowaveleakagetest 3 Theovenshouldneverbeoperatedifthedoordoes not fi...

Page 6: ...for its intended use as described in this manual Do not use corrosive chemicals or vapors in this equipment This type of oven is specifically designed to heat cook or dry food It is not designed for industrial or laboratory use 7 As with any equipment CLOSE SUPERVISION is necessary when used by CHILDREN 8 See door cleaning instructions on page A 4 of this owners manual 9 DO NOT heat baby bottles i...

Page 7: ...ntainer 1 Do not deep fat fry in oven Fat could overheat and be hazardous to handle 2 Do not cook or reheat eggs in shell or with an unbroken yolk using microwave energy Pressure may build up and erupt Pierce yolk with fork or knife before cooking 3 Pierce skin of potatoes tomatoes and similar foods before cooking with microwave energy When skin is pierced steam escapes evenly 4 Do not operate equ...

Page 8: ...6 RFS 60 Hz Specifications Installation Unpacking the oven Radio Interference Oven Placement Power Specification Input Power Source Output Power Source Power Consumption Cavity Dimensions Weight 2 ...

Page 9: ... Cleaning section Place radio television etc as far as possible from oven Use a properly installed antenna on radio television etc to obtain stronger signal reception Oven Placement Do not install oven next to or above source of heat such as pizza oven or deep fat fryer This could cause microwave oven to operate improperly and could shorten life of electrical parts Do not block or obstruct oven fi...

Page 10: ...ation Cord NEMA 5 20 Power Output Nominal microwave energy IEC705 1200 W Minimum temperature rise 12 F 6 5 C Operating Frequency 2450 MHz Power Consumption Cook Condition Microwave 1800 W Dimensions Cabinet Width 21 550 Height 14 362 Depth 20 514 Cavity Dimensions Width 14 362 Height 9 226 Depth 16 3 8 416 Weight Crated 71 lbs 32 kg Uncrated 64 lbs 29 kg ...

Page 11: ...9 RFS 60 Hz Quick Start Reference Guide Control Panel Manual operation Programming items Qty 2X Pad Clean Filter User Options Changing options Factory presets 3 ...

Page 12: ...n oven Close door 2 Press QTY 2X pad 3 Press desired preprogrammed pad or pad sequence 4 Oven begins cooking Displayed cooking time is the total of original cooking time and added 2X time CLEAN FILTER This oven displays CLEAN FILTER at user deﬁned intervals When the message displays ACP recommends cleaning the air ﬁlter thoroughly Cleaning the air ﬁlter will not shut off the message The message wi...

Page 13: ...ontinuous beep until door is opened 5 beep bursts until door is opened 2 Key Beep Volume OP 20 OP 21 OP 22 OP 23 Eliminates beep Sets volume to low Sets volume to medium Sets volume to high 3 Key Beep OP 30 OP 31 Prevents beep when pad is pressed Allows beep when pad is pressed 4 Active Display OP 40 OP 41 OP 42 OP 43 15 seconds after oven door is opened keyboard disabled 30 seconds after oven doo...

Page 14: ...12 RFS 60 Hz Components Location 4 ...

Page 15: ...en Door Top Stirrer Motor Cavity TCO H V Capacitor Diode Magnetrons Magnetron TCO s Blower Motor Transformer H V Capacitor Diode Fuse Board Splatter Shield Top Antenna Bottom Antenna Bottom Stirrer Motor Oven Tray Suction Cup Used for aid in removing oven tray 59001235 ...

Page 16: ...14 Disassembly Door removal Disassembly Control panel removal Wire terminals 5 ...

Page 17: ...hinge pins at top and bottom Top hinge cap Top hinge cap 3 To reinstall door place top pin into slot first then align bottom pin 4 Reinstall top hinge cap Outer Door panel Door frame choke assembly Choke cover Latch assembly Spring Door Handle Apply thread lock compound to threads tighten side screw first Door Removal ...

Page 18: ...o release tabs Disconnecting Wire Terminals All wire terminals are locking type terminals Proceed as follows to disconnect wire terminals Insulated terminals Grasp insulator pod and pull back DO NOT PULL ON WIRE 1 Grasp Wire Insulator Pod 2 Pull Non insulated terminals Use a small blade screwdriver to depress locking tab and pull on terminal DO NOT PULL ON WIRE 1 Release locking tab Wire 2 Pull Co...

Page 19: ...17 Performance Testing Procedures 6 ...

Page 20: ...rature should be approximately 60 F 16 C 2 Using the thermometer stir water for five to ten seconds measure and record the temperature T1 3 Place test container of water in the center of oven cavity and close door 4 Heat the water for a 33 second full power cycle NOTE Use a digital watch or a watch with a second hand for ovens with electromechanical timers 5 At end of the cycle remove test contain...

Page 21: ...19 Component Testing Procedures 7 ...

Page 22: ...ion occurs replace capacitor Terminal to Case Infinite resistance Magnetron Discharge Capacitor Remove wires from magnetron and connect ohmmeter to terminals Also check between each terminal and ground Between Terminals Less than 1 Ω Each terminal to ground measures Infinite resistance Note This test is not conclusive If oven does not heat and all other components test good replace the magnetron a...

Page 23: ...eplace Control Board Replace Control Board Shorted or Open Keypad Test and replace if necessary s t l u s e R g n i t s e T t n e n o p m o C n o i t a r t s u l l I Interlock switch assembly Disconnect wires to switch With door open measure resistance from Top Monitor COM PK NO BL Btm Monitor COM WH NO RD Top Primary COM RD BK NC BN Btm Primary COM BK NC BL Secondary COM PK NC GN With door closed...

Page 24: ...b 2 to CN1 Pin 3 Neutral 120 VAC Power from Oven TCO All Conditions Volts CN1 Pin 1 Black wire to Neutral 120 VAC Power to Oven Light Standby Ready Cook Volts Volts Volts CN1 Pin 4 to Pin 1 CN1 Pin 4 to Pin 1 CN1 Pin 4 to Pin 1 120 VAC 0 VAC 0 VAC Power to Blower Motor Standby Ready Cook Volts Volts Volts CN1 Pin 5 to Pin 1 CN1 Pin 5 to Pin 1 CN1 Pin 5 to Pin 1 120 VAC 0 VAC 0 VAC Secondary Interl...

Page 25: ...23 Troubleshooting 8 ...

Page 26: ...input voltage Food temperature is too low Using metallic ware and allowing it to touch the oven wall Sparks occur Inconsistent intensity of microwave by their characteristics 1 Use plastic wrap or lid 2 Stir once or twice while cooking soup cocoa or milk etc Uneven cooking Ceramic ware trimmed in gold or silver powder is used Avoid using other electrical appliances when you use the microwave oven ...

Page 27: ...ock operation 8 Display obviously jumps in time while counting down 9 Display counts down too fast while cooking 10 Each indicator light does not turn on after setting cooking cycle 11 Display time of day does not reappear when cooking is ﬁnished CONDITION CHECK RESULT CAUSE REMEDY Everything works Continuity No continuity Still have trouble Defective key membrane assembly Defective PCB assembly L...

Page 28: ...e lead connected from transformer to the high voltage capacitor and operate the unit Replace fuse Continuity Malfunction of secondary switch No continuity Check continuity of secondary switch with door opened Normal Set is good condition defective fuse only Abnormal Measure to resistance high voltage capacitor refer to page 20 2 Fuse does not blow No continuity No continuity Replace power supply c...

Page 29: ...ctive PCB assembly Replace PCB assembly Check continuity of secondary switch with door closed Check blower motor Check oven lamp Abnormal Abnormal Normal Defectiveblower motor Defectiveovenlamp Replaceblower motor Replaceovenlamp Loose connection Connect them tightly CONDITION CHECK RESULT CAUSE REMEDY Output is low Lower than 90 of rating voltage Normal Abnormal Measure the output power Decrease ...

Page 30: ...ge capacitor Replace high voltage capacitor Check high vol tage capacitor Abnormal Defective magnetron Replace magnetron Check magnetron Outputis fullpower whenyousetlower powerlevel Abnormal Disconnect the wire leads from relay 3 and check continuity of relay 3 Operate the unit Defective PCB assembly Replace PCB assembly NOTE Make sure the wire leads are in the correct position When Removing the ...

Page 31: ...29 Schematic Wiring Diagrams 9 ...

Page 32: ...30 Schematic Wiring Diagram RFS12SW2B WIRING DIAGRAM BTM PRIMARY INTERLOCK SWITCH DANGER HIGH VOLTAGE ...

Page 33: ...31 Schematic Wiring Diagram RFS12SW2C WIRING DIAGRAM DANGER HIGH VOLTAGE ...

Page 34: ...32 Wiring Diagram RFS12TSW BTM PRIMARY INTERLOCK SWITCH TAB 1 TAB 2 DANGER ...

Page 35: ...33 Notes ...

Page 36: ... 2011 ACP Inc Cedar Rapids Iowa 52404 Part No 16400014 Printed in U S A 08 11 www acpsolutions com ...

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