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25

RS2240002   Rev. 1

Troubleshooting

Cook Condition

Display starts counting down.

Yes

Place cup of water in
oven and close oven door.

Open oven door, water is properly heated?

Beep not programmed into oven.
Pad not programmed.
Inoperative touch panel.

1.
2.
3.

NO

NO

Yes

    Push pad number 1.
Pad beeps when pushed?

Inoperative control board.

4.

Heats very slowly.

  NOTE: Verify by performing power test.

One inoperative diode.
One inoperative capacitor.
One inoperative magnetron.
Broken or improper wire connection.

1.
2.
3.
4.

No heat.

  

Inoperative triac.
Inoperative diodes.
Inoperative capacitors.

Inoperative control board.

1.
2.
3.

5.
6.

Inoperative high voltage transformer.

4.

Oven is operating properly.

NOTE:

Shut down after cook cycle - door closed - factory preset at 60 seconds, but can be changed with user options.
Shut down, door open - approximately 2 minutes.
After shut down, display goes blank.

Display

Display

Broken or improper wire connections.

7.

Inoperative or misadjusted interlock switch assembly.

5.

Inoperative or misadjusted interlock switch assembly.

Broken or improper wire connections.

5.

MICRO  DEFR  WARM  MEDHI  POWER  HOLD

COOK
LEVEL

TIMER

READY

CLOCK

MICRO  DEFR  WARM  MEDHI  

POWER

  HOLD

COOK
LEVEL

TIMER

READY

CLOCK

Display counting down to "0" and
                beep sounds.

Yes

Magnetron TCO opened in mid-cycle 
(only on models P1323003M thru P1323009M).
Logic switch opened in mid-cycle 
(only on models P1323003M thru P1323009M).

1.

2.

NO

Symptoms of the above are as follows:
- Countdown time stops and remains displayed.
- "POWER" indicator disappears.
- "READY" indicator is displayed.
- Blower and antenna motors and light continue to operate.

Yes

After 2 minutes, all functions stop and the display goes blank.

After TCO or switch resets:
- "READY" indicator is displayed.
- Blower and antenna motors and light operate for 2 minutes.

Primary switch opened in mid-cycle 
(only on models P1323013M thru P1323017M).

3.

Inoperative control board.

4.

Содержание CRC18T2OG

Страница 1: ...injury for improper service procedures done by an unqualified person This Base Manual covers Commercial Microwave Ovens with 120 230 V 60 Hz RefertoindividualTechnicalSheetfor information on specific models This manual includes but is not limited to thefollowing CRC18T2OG P1323006M P1323015M CRC21T2RL P1323007M P1323017M HDC10 P1323008M HDC12 P1323009M HDC18 P1323003M P1323013M HDC18SD P1323004M P...

Страница 2: ... WARNING Precautions to be observed before and during servicing to avoid possible exposure to excessive microwave energy A Do not operate or allow oven to be operated with the door open B Make the following safety checks on all ovens to be serviced before activating the magnetron or other microwave source and make repairs as necessary Interlock operation Proper door closing Seal and sealing surfac...

Страница 3: ...uantity Feature 15 User Options 16 Component Testing Procedures 17 Test Modes Power Test 21 Microwave Energy Leakage Testing Equipment 22 Procedure for Measuring Radiation Leakage 22 Measurement With the Outer Case Removed 22 Measurement With a Fully Assembled Oven 22 Record Keeping and Notification After Measurement 22 Troubleshooting Initial Power Up 23 Standby Condition 24 Cook Condition 25 Dis...

Страница 4: ...y damage from improper service procedures If prefroming service on your own product assume responsibility for any personal injury or property damage which may result To locate an authorized servicer please consult your telephone book or the dealer from whom you purchased this product For further assistance please contact CONSUMER AFFAIRS DEPT OR 1 319 622 5511 AMANA REFRIGERATION INC CALL and ask ...

Страница 5: ... reason for this action at any time nor will it be condoned by Amana 9 Microwave oven should never be operated with Important Safety Information Any components removed and or bypassed Any of the safety interlocks are found to be defective Any of the seal surfaces are defective missing or damaged 10 To ensure that unit does not emit excessive microwave leakage and to meet Department of Health and H...

Страница 6: ...use metal utensils in oven 10 Never use paper plastic or other combustible materials that are not intended for cooking 11 When cooking with paper plastic or other combustible materials follow manufacturer s recommendations on product use 12 Do not use paper towels which contain nylonor other synthetic fibers Heated synthetics could melt and cause paper to ignite 13 Do not heat sealed containers or...

Страница 7: ... is not working properly or if it has been damaged or dropped 9 This equipment including power cord must be serviced ONLY by qualified service personnel Special tools are required to service equipment Contact nearest authorized service facility for examination repair or adjustment 10 DO NOT cover or block filter or other openings on equipment 11 DO NOT store this equipment outdoors DO NOT use this...

Страница 8: ...e 4000 volt potential and it is extremely important that they be grounded before handling Auto Transformer Auto transformer in this unit provides a voltage of 120 208 or 230 VAC Transformer High Voltage High voltage transformer is used in this unit which supplies high voltage A C for operation of the magnetron tube High Voltage Capacitor Doubles the A C output voltage from the high voltage transfo...

Страница 9: ...t is properly grounded Do not use an extension cord If product power cord is too short have a qualified electrician install an appropriate receptacle This equipment should be plugged into a separate 60 Hz circuit with the appropriate electrical rating as shown in the drawings When an oven is on a circuit with other equipment an increase in cooking times may be required and fuses can be blown Unpac...

Страница 10: ...tter shield to stop antenna from rotating 2 Place fingers behind shield pull forward and down When removing and replacing splatter shield be careful not to bend antenna 3 Wash shield in hot soapy water Rinse and dry thoroughly Do not wash splatter shield in dishwasher Do not use abrasive cleaners 4 Reinstall splatter shield by placing front portion of the shield in first Lift until shield slides i...

Страница 11: ...t Do not use oven without filter in place To remove filter Locate plastic tab in the center of filter and pull downward rolling the filter to release filter from metal holding tabs Plastic tab To replace filter Place bottom portion of filter into position first and push in on the top portion of the filter until filter is securely in place NOTE When placing filter back into position verify plastic ...

Страница 12: ...r more even cooking Microwave power levels range from 0 to 100 in 10 increments If cooking time is set and START pad pressed oven cooks at 100 power When programming to reset power level to 100 press POWER LEVEL pad START pad begins Manual Time Entry cooking or restarts an interrupted cooking cycle When programming use to save time and power level and to advance to next user option STOP RESET pad ...

Страница 13: ...OCK 25 20 shows cooking time When more than one cooking stage is programmed total time for all stages displays POWER Shows when microwave energy is generated COOK LEVEL shows when oven is operating 8 indicates the microwave power level used If number does not show oven is cooking at 100 power Programming Displays MICRO DEFR WARM MEDHI POWER HOLD COOK LEVEL TIMER READY CLOCK This display indicates ...

Страница 14: ...king programs See the User s Options section of this manual to change oven control To start a double pad cooking program press 2 memory pads For example press pad 0 and pad 3 to start a cooking program Using X2 Pad X2 pad increases the cooking time when cooking more than one item at a time is necessary The amount of added time when the X2 pad is pressed is a percent of the original preprogrammed c...

Страница 15: ...ramming sequence oven exits programming mode 2 Press pad 1 for approximately 5 seconds After 5 seconds signal sounds Display shows P 0 4 Press 3 pad to select memory pad Display shows cooking time COOK LEVEL and power level if other than 100 percent power 5 Press 3 and 0 to enter desired cooking time 6 Press POWER LEVEL pad to change power level Display shows COOK LEVEL and current power level if ...

Страница 16: ... OP 70 OP 71 Allows 60 minutes of heating time Allows 10 minutes of heating time 8 Manual Operation OP 80 OP 81 Allows use of preprogrammed pads only Allows use of manual time entry and preprogrammed pads 9 Double Digit Operation OP 90 OP 91 Allows 10 0 9 preprogrammed pads Allows 100 00 99 preprogrammed pads User Options Follow the instructions below to customized the microwave oven s operation E...

Страница 17: ...and connect ohmmeter set on highest resistance scale to terminals Also check between each terminal and capacitor case Between Terminals Meter should momentarily deflect towards zero then return to over 5 MΩ IF no deflection occurs or if continuous deflection occurs replace capacitor Terminal to Case Infinite resistance Snubber Assembly Disconnect wires to snubber Measure resistance across terminal...

Страница 18: ...any other terminal Gray Red 1 2 Less than 1 Ω Less than 1 Ω 78 Ω Infinite resistance should be indicated if not replace transformer R0150154 Monitor Primary Logic Secondary Interlock switch assembly Disconnect wires to switch With door open measure resistance from Terminal C to NC Monitor Terminal C to NO Primary Terminal C to NO Logic Terminal C to NO Secondary With door closed measure resistance...

Страница 19: ... 1 Pin 1 P1 P2 A B C D E F G L H Controller board Type 1 CRC18T2OG P1323006M CRC21T2RL P1323007M HDC18 P1323003M HDC18SD P1323004M HDC21 P1323005M Type 2 CRC18T2OG P1323015M CRC21T2RL P1323017M HDC18 P1323013M HDC18SD P1323014M HDC21 P1323016M All Models Line voltage to control board P2 connector Pin 1 Pin 3 Output drive voltage to triac Triac terminals Gate T1 208 VAC line voltage Fan relay contr...

Страница 20: ... and Standby 0 9 VAC Cook Line voltage Idle 0 VAC Standby and Cook Line voltage Idle 0 volts Standby and Cook Touch Panel Assembly Continuity is indicated as 100 Ω and below Pin 1 is considered Ground 10 1 Pad 1 2 3 4 5 6 7 8 9 0 Start Stop Reset Power Level X 2 Time Entry Pin 8 10 7 10 6 10 5 10 4 10 3 10 8 9 7 9 6 9 5 9 4 9 4 8 5 8 6 8 7 8 Measurement Continuity Continuity Continuity Continuity ...

Страница 21: ...and add 100 watts per magnetron for the unit being tested Example 1627 watts output using the traditional power test for model HDC18 200 watts 2 magnetrons X 100 watts 1827 Approximate IEC 705 results Always perform power test three times for accuracy changing the water after each test is performed Variation or errors in the test procedure will cause a variance in the temperature rise Additional p...

Страница 22: ...ment must be strictly observed In addition the leakage reading must be recorded on the service repair ticket while at the customer s location Equipment Electromagnetic radiation monitor 600 cc glass beaker Procedure For Measuring Radiation Leakage Note before measuring Do not exceed meter full scale deflection Leak monitor should initially be set to the highest scale To prevent false readings the ...

Страница 23: ... Which display is shown MICRO DEFR WARM MEDHI POWER HOLD COOK LEVEL TIMER READY CLOCK Open magnetron TCO only on models P1323003M thru P1323009M Inoperative interlock switch assembly logic 1 2 3 Blower oven light and antenna all activate MICRO DEFR WARM MEDHI POWER HOLD COOK LEVEL TIMER READY CLOCK Open cavity TCO 4 5 Open magnetron TCO only on models P1323013M thru P1323017M Broken or improper wi...

Страница 24: ...ive light socket Inoperative auto transformer Broken or improper wire connections 1 2 3 4 Inoperative antenna motor Binding gears bottom antenna only Inoperative auto transformer Broken or improper wire connections 1 2 4 5 Inoperative interlock switch assembly logic or primary Inoperative control board Broken or improper wire connections 1 2 3 NO Inoperative control board 5 NO NO NO Yes Yes Displa...

Страница 25: ...shut down display goes blank Display Display Broken or improper wire connections 7 Inoperative or misadjusted interlock switch assembly 5 Inoperative or misadjusted interlock switch assembly Broken or improper wire connections 5 MICRO DEFR WARM MEDHI POWER HOLD COOK LEVEL TIMER READY CLOCK MICRO DEFR WARM MEDHI POWER HOLD COOK LEVEL TIMER READY CLOCK Display counting down to 0 and beep sounds Yes ...

Страница 26: ...ain access to latch spring 8 Reassemble in reverse order 9 Proceed to Interlock Switch Replacement Door Adjustment procedure Door Handle 1 Follow Door Disassembly procedure through step 6 2 Remove screws securing latch assembly to outer door 3 Reassemble in reverse order Hinge 1 Follow Door Disassembly procedure through step 6 2 Replace hinge on door ring weld 3 Reassemble in reverse order Door Re...

Страница 27: ...case 4 Disconnect wiring 5 Remove screws securing switch assembly to unit 6 Install new switch assembly 7 Install screws but do not tighten 8 Proceed to Door Interlock Switch Adjustment procedure NOTE When the line fuse is blown replace interlock switch assembly R0150154 Early Production Switch Monitor Primary Logic Secondary Mounting screws 12538901Q Later Production Switch Primary Logic Secondar...

Страница 28: ...ity Primary Logic Secondary Monitor Cavity Front 3 Loosely install screws removed in step 1 4 Push and hold switch assembly towards front of oven and tighten screws 5 Transfer wires to new switch 6 Install wire ties as indicated All wire ties must be installed Wire ties Important It is necessary to adjust the door assembly for correct switch function 7 Tape shims 12382602 and 12019302 to door as s...

Страница 29: ...lity knife cut RTV seal around perimeter of tray 2 Using a heat gun apply heat to front lip of tray to release hot melt glue 3 Pry upward on front lip of tray and remove 4 Thoroughly remove all traces of old RTV and degrease the tray cavity bottom walls and front flange 5 Place tray in center of cavity Do not allow tray to touch side walls 6 Apply a generous bead of RTV sealent around perimeter of...

Страница 30: ...der to gain access to magnetron 9 Remove wires from magnetron being removed 10 Remove nuts securing magnetron and remove magnetron Antenna Motor Bottom See Component Location Figure 2 for location 1 Remove original retaining clip from motor shaft and remove gear Discard retaining clip and gear 2 Remove screws securing motor to cavity and remove motor 3 Disconnect wires from old motor and install o...

Страница 31: ...g power cord from power source 2 Remove outer case and back panel 3 Remove wiring from blower motor terminals 4 Remove screws securing blower mounting bracket 5 Remove blower assembly and bracket from oven 6 Remove screws securing scroll to mounting bracket 7 Loosen allen set screw securing blower wheel to motor shaft 8 Remove blower wheel 9 Remove screws securing motor to mounting bracket 10 Reas...

Страница 32: ...r location 2 Unplug power cord from power source 3 Remove outer case and back panel 4 Disconnect wiring 5 Remove strain relief by compressing with pliers 6 Remove power cord 7 Reassemble power cord in reverse order Lamp Receptacle 1 See Component Location Figure 3 for location 2 Unplug power cord and remove lamp access panel 3 Unscrew lamp from receptacle 4 Disconnect wire terminals to receptacle ...

Страница 33: ...or death disconnect power to oven and discharge capacitors before following any disassembly procedure Component Location Figure 1 Interlock switch assemblies Touch panel Screws Grease Shield Diode location 2 magnetron ovens Oven Tray Tray supports Diode location single magnetron ovens Capacitor ...

Страница 34: ... and discharge capacitors before following any disassembly procedure Figure 2 Washer NOTE Raised rib on edge of washer must face away from cavity Gear NOTE Ribbed side of gear must face oven cavity Snap Ring Antenna Motor Original Clip Magnetrons Antenna Motor Antenna assembly bottom Antenna assembly top Replacement clip Shaft ...

Страница 35: ... death disconnect power to oven and discharge capacitors before following any disassembly procedure Figure 3 Control board Auto transformer Capacitors Cavity thermal cutout High Voltage Transformer Power cord Blower motor Mounting bracket Triac Snubber Insulator Magnetron TCO Lamp and receptacle ...

Страница 36: ...A 1 RS2240002 Rev 0 Appendix A ...

Страница 37: ...he oven changes ownership be sure this manual accompanies oven Contents Model Identification 2 IMPORTANT SAFETY INSTRUCTIONS 3 PRECAUTIONS TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY 4 Grounding Instructions 7 Installation 8 Features 10 Control Panel Features 11 Cooking Methods 12 Displays 13 Operation 14 Programming 15 Cooking Guidelines 18 Care and Cleaning 20 Before Calling for Ser...

Страница 38: ...____________ Date of purchase __________________________ Dealer s name and address __________________ ________________________________________ ________________________________________ ________________________________________ Keep a copy of sales receipt for future reference or in case warranty service is required Any questions or to locate an authorized servicer call 1 800 843 0304 inside U S A 1 ...

Страница 39: ... required to service oven Contact nearest authorized service facility for examination repair or adjustment 10 DO NOT cover or block filter or other openings on oven 11 DO NOT store this oven outdoors DO NOT use this product near water for example near a kitchen sink in a wet basement or near a swimming pool and the like 12 DO NOT immerse cord or plug in water 13 Keep cord AWAY from HEATED surfaces...

Страница 40: ...stic or other combustible materials that are not intended for cooking 11 When cooking with paper plastic or other combustible materials follow manufacturer s recommendations on product use 12 Do not use paper towels which contain nylon or other synthetic fibers Heated synthetics could melt and cause paper to ignite 13 Do not heat sealed containers or plastic bags in oven Food or liquid could expan...

Страница 41: ...prestataire de service après vente agréé le plus proche pour le faire examiner réparer ou régler 10 NE PAS couvrir ni boucher le filtre ni aucun orifice du four 11 NE PAS placer cet appareil à l extérieur NE PAS l utiliser près d un endroit où il y a de l eau comme dans un sous sol humide près d un évier ou d une piscine ou en tout autre endroit similaire 12 NE PAS plonger le cordon électrique ou ...

Страница 42: ... jamais utiliser de papier de plastique ni autre matériau combustible non prévu pour la cuisson 11 Si la cuisson utilise du papier du plastique ou autre matériau combustible suivre les recommandations du fabricant concernant son utilisation 12 Ne pas utiliser de serviettes en papier contenant du nylon ou autres fibres synthétiques Ces fibres pourraient fondre et faire enflammer le papier 13 Ne pas...

Страница 43: ...6 20P 250V 20AMP Mise à la terre DANGER Pour éviter tout risque d électrocution voire de décès cet appareil doit être relié à la terre DANGER Pour éviter tout risque d électrocution voire de décès ne pas modifier la fiche Cet appareil DOIT être relié à la terre En cas de court circuit la mise à la terre réduit les risques d électrocution en permettant au courant électrique de passer par un fil Ce ...

Страница 44: ... 6 20R 6 20R Plug 5 20P 5 20P 6 20P 6 20P Power Nominal Microwave Energy IEC705 1000 Watts 1200 Watts 1800 Watts 2100 Watts Frequency 2450 MHz 2450 MHz 2450 MHz 2450 MHz Power Consumption 1800 watts 2300 watts 3000 watts 3200 watts Dimensions Oven Exterior Width 16 5 8 x Height 13 3 16 x Depth 21 9 16 Oven Cavity Dimensions Width 13 x Height 6 7 8 x Depth 12 Net Weight Crated 74lbs Uncrated 68lbs ...

Страница 45: ...ion 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 filter Allow acc...

Страница 46: ...res Oven Display Stainless Steal Outer Case Oven Control Pads Self sealing Base Door Handle Pull to open Oven Door Window Some Models Removeable Splatter Shield Not Shown Rear Air Vents Some Models 5 6 Power Cord Oven Cavity Light Some Models ...

Страница 47: ...re even cooking Microwave power levels range from 0 to 100 in 10 increments If cooking time is set and START pad pressed oven cooks at 100 power When programming to reset power level to 100 press POWER LEVEL pad START pad begins Manual Time Entry cooking or restarts an interrupted cooking cycle When programming use to save time and power level and to advance to next user option STOP RESET pad exit...

Страница 48: ... programs see the User s Options section of this manual To heat when the oven is set for 100 programs press 2 memory pads For example to start the first program press pad 0 then pad 1 To use the second program press pad 0 then pad 2 After the pads are pressed the oven starts automatically and time counts down Cooking Methods MANUAL TIME ENTRY Manual Time Entry feature allows the operator to heat w...

Страница 49: ...when X2 pad is pressed 8P 88 MICRO DEFR WARM MEDHI POWER HOLD 8 COOK LEVEL TIMER READY CLOCK 8P 02 MICRO DEFR WARM MEDHI POWER HOLD 1 COOK LEVEL TIMER READY CLOCK 0P MICRO DEFR WARM MEDHI POWER HOLD 8 COOK LEVEL TIMER READY CLOCK CF 08 MICRO DEFR WARM MEDHI POWER HOLD 8 COOK LEVEL TIMER READY CLOCK 8P 08 MICRO DEFR WARM MEDHI POWER HOLD 8 COOK LEVEL TIMER READY CLOCK Cooking Displays READY shows w...

Страница 50: ... to 100 cooking programs See the User s Options section of this manual to change oven control To start a double pad cooking program press 2 memory pads For example press pad 0 and pad 3 to start a cooking program Using X2 Pad X2 pad increases the cooking time when cooking more than one item at a time is necessary The amount of added time when the X2 pad is pressed is a percent of the original prep...

Страница 51: ... change oven control To create a double pad program follow the instructions above except for a change to step 3 When entering the cooking program number press 2 memory pads For example press pads 0 and pad 3 to create a new cooking program Multiple Cooking Stages Follow instructions below to program oven to perform four consecutive cooking cycles without interruption Example Program third cooking ...

Страница 52: ...nstructions above except for a change to step 3 When entering the cooking program number press 2 memory pads For example press pads 0 and pad 3 to create a new cooking program After the program is saved press pad 0 and pad 3 to start a cooking program User Options Follow the instructions below to customized the microwave oven s operation End of cycle signal maximum cooking time and other options c...

Страница 53: ...nute after oven door is opened keyboard disabled 2 minutes after oven door is opened keyboard disabled 5 Add Time during Heating OP 50 OP 51 Prevents adding heating time while oven is heating Allows heating time to be changed while oven is heating when a memory pad is pressed 6 Reset Door Open OP 60 OP 61 Allows oven to resume heating time countdown after door is opened during cycle Cancels heatin...

Страница 54: ...s can greatly affect the amount of cooking time Porous foods such as breads cakes or pastries will heat much more quickly than dense meats of the same size Porous foods absorb microwaves quickly throughout Meats absorb microwaves mostly at the exterior surface and the interior is heated by conduc tion increasing the cooking time Meats can be cooked in a sauce if desired Due to the moisture content...

Страница 55: ... to grasp the dish and turn the portion of the dish that faces the oven door around until it faces the back of the oven Examples of foods which are sometimes turned or rotated in a cooking dish include cakes quiches or soufflés When cooking foods at lower power levels or Settings less turning of the cooking dishes is required Microwave Utensils Never use cooking containers or covers with any metal...

Страница 56: ...nish Never pour water into microwave oven bottom Do not use water pressure type cleaning systems Discharge Air Vents Check monthly for a buildup of cooking vapors along intake and discharge louvers on bottom and back of oven Clean air vents with damp cloth to ensure proper airflow Dry thoroughly Control Panel Open oven door to deactivate oven timer Clean with mild detergent in warm water using sof...

Страница 57: ... from rotating 2 Place fingers behind shield pull forward and down When removing and replacing splatter shield be careful not to bend antenna If a gap for fingers behind splatter shield does not exist push up on splatter shield front Splatter shield may not be installed fully and cannot be removed until splatter shield front is properly installed 3 Reinstall splatter shield by placing front tabs o...

Страница 58: ...m oven is on grounded and polarized circuit Contact electrician to confirm If oven light does not work Confirm light bulb is screwed in tightly Confirm light bulb has not failed If oven does not accept entries when pad is pressed Open and close oven door Press pad again If oven malfunctions Unplug oven wait for 1 minute and plug in oven If oven operates intermittently Check air discharge area for ...

Страница 59: ...RS2240002 Rev 0 A 24 ...

Страница 60: ...g time and power level in oven memory 8 Press STOP RESET pad or close oven door to exit programming mode Part No 12392743 Printed in U S A 10 99 Programming Multiple Cooking Stages 1 Open oven door 2 Press pad 1 for approximately 5 seconds After 5 seconds signal sounds Display shows P 4 Press numbered pad s to select memory pad program Display shows cooking time COOK LEVEL and power level if other...

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