Toshiba MMU-AP0181MH, MMU-AP0151MH, MMU-AP0091MH, MMU-AP0071MH, MMU-AP0121MH service manual 100

Page 100

No.

Part name

 

Procedure

Remarks

3

Adjust

1. Detachment

 

 

 

corner cover

1)

Perform work of procedure of 1 -1.

 

 

 

 

2)

Turn clockwise screws (4 positions) at the

 

 

 

 

 

suction port corner until adjust corner

 

 

 

 

 

cover rises up.

 

 

 

 

NOTE)

1

2

 

 

When you work, keep the torque at below 12N•m.

 

 

Do not use an electric screwdriver; otherwise the

 

 

 

 

mechanism of adjust corner cover may be

 

Torque~12N·m

 

 

damaged and not be removed.

 

 

 

 

3)

Pull downward the risen-up part of adjust

 

 

 

 

 

corner cover and remove it.

 

 

 

 

4)

Remove the strap of adjust corner cover.

 

1

 

 

2. Attachment

 

 

 

 

 

 

 

1)

Attach the strap of adjust corner cover to

 

2

 

 

 

the panel, hook claws of adjust corner

 

 

 

 

cover to the panel corner, and then push

 

 

 

 

the opposite side into the panel.

 

 

2)Turn screws (4 positions) of the suction port corner counterclockwise until bump between adjust corner cover and panel

 

disappears.

 

 

 

NOTE)

 

 

 

When you work, keep the torque at below 12N•m.

 

3

 

Do not use an electric screwdriver;

Torque~12N·m

 

otherwise the mechanism of adjust corner cover

 

 

 

may be damaged and not be removed.

 

 

4 Ceiling

1. Detachment

 

 

panel

1) Perform works of procedure 1 -1-, 2 -1,

Hanging

 

 

and 3 -1.

 

 

section of tentative

 

 

2) Remove the flap connector (CN33, White,

 

 

hook of ceiling panel

Temporary

 

5P) connected to the control P.C. board

 

 

Push to remove

bracket

 

and then take off the lead wire from the

 

 

 

 

clamp.

 

 

 

NOTE)

 

Drain piping

 

Remove the connectors after unlocking the lock

 

corner

 

 

 

 

of the housing.

 

 

3)Take off screws (M5, 4 pcs.) fixing the ceiling panel.

4)Push the temporary bracket to inner side to remove the ceiling panel.

2. Attachment

 

Ceiling panel

Temporary

 

bracket

1) Hook the panel to the temporary bracket of

 

 

 

 

 

 

 

 

 

 

the drain pan of the main body.

 

 

 

 

NOTE)

 

 

 

 

 

 

 

 

 

 

 

 

The panel has directionality. Therefore mount the

 

 

 

 

 

 

 

 

panel according to the temporary bracket and the

 

 

 

 

bracket mounting position.

Washer

Hanging section

 

based screw

of temporary bracket

2) Tighten the fixing screws. (M5, 4 pcs.)

3) Connect flap connector of the ceiling

CN33

panel to the connector

 

(CN33, White, 5P) of the control

 

P.C. board.

Cable clamp

 

100

Image 100
Contents Compact 4-Way Air Discharge Cassette Type Contents Safety Caution Check the following items after reinstallation Catch the inner cablesFire is caused at user’s side Metal section Earth positionSafety Caution Concerned to New Refrigerant Pipe MaterialsPiping Flare nutR410A Conventional air Air conditioner installation Conditioner installationTools General tools Conventional tools can be usedRecharge of Refrigerant Environment4mm-hexagonal wrench is required Cylinder with siphonSpace required for Installation and servicing Wired remoteConstruction Views External Views Drain-up standing-up sizeWiring Diagram For Indoor unitMCC-1402 Control P.C. boardParts Rating Parts RatingName of Each Part ModelParts Name of Remote Controller Display sectionRemote controller sensor Operation sectionButton Wind direction and SwingTurn on the main power switch and/or the leakage breaker Correct UsagePreparation StopWhen restarting the operation after stop Automatic Operation Super Heat Recovery Type OnlyStart Timer Operation Timer operationCancel of timer operation To select SET TimeAdjustment of Wind Direction How to set up the air directionHow to start swinging How to stop swingingInformation Air Conditioner Operations and Performance When the Following Symptoms are Found StandbyPrecautions for Safety New Refrigerant Air Conditioner InstallationTo Disconnect the Appliance from Main Power Supply Connect all of the installation wiring correctlySelection of Installation Place Installation spaceInstallation space Installable ceiling height listCase of wireless type Installation of Indoor UnitDimensional view Ceiling opening and installation of hanging bolts Installation of ceiling panel Sold separatelyInstallation of hanging bolt Installation of remote controller Sold separatelyDrain Piping Work Piping material and dimensions Refrigerant PipingThermal insulating process Permissible pipe length and permissible height differenceElectric Work Connection of refrigerant pipeAirtight test/Air purge, etc Open fully valves of the outdoor unit Gas leak checkPower supply specifications Indoor unit power supply *1Indoor/Outdoor inter-unit wiring, Central controller wiring Remote controller wiring *4Applicable Controls Case of installation to high ceiling Case of remote controller-less Group controlChange of lighting time of filter sign Increased heating effectHow to execute test operation Case of wireless remote controllerCase of wired remote controller Test RUNTroubleshooting Confirmation of error historyCheck code list Confirmation and check Check methodTroubleshooting Error detected by TCC-LINK central control deviceMaintenance Daily maintenanceNew check code Way Air Discharge Cassette TypeRefrigerating Cycle Diagram Functional part name Functional outlineControl Specifications Outline of specifications RemarksRemote controller Control outline Command Control OutlineReset conditions ValueTCB-AX21E Central control mode Central control mode 1 Cannot operateCentral control mode 4 Cannot select mode Procedure Execute the setup operation while the unit stops Applied ControlDescription At shipment HEAT, Heat → CoolIndoor unit capacity Applied Control in Indoor UnitRemote location ON/OFF control box TCB-IFCB-4E Ventilating fan control from remote controller WiringFunction OperationPower peak-cut from indoor unit Using the setup tempButton, set to the setup data Leaving-ON prevention controlTroubleshooting Troubleshooting SummaryBefore troubleshooting Troubleshooting procedureCheck code list Check MethodAuxiliary code Judging deviceMG-SW Sensor block displayError detected by TCC-LINK central control device Check code Outdoor 7-segment display Auxiliary codeCheck code Troubleshooting by Check Display on Remote Controller Case of wired remote controller RBC-AMT31EConfirmation of error history Procedure DescriptionCase of central remote controller TCB-SC642TLE Check code Outdoor 7-segment displayCheck code Auxiliary code RemoteSetup method of No. capacity-over Detection Check codeMain Outdoor 7-segment display Remote Convenient functionsMain Outdoor 7-segment display Check code Auxiliary codeRemote DetectedRemote Check code Check item positionDetected Main Status Error detection condition Check item positionPosition Remote Check code Main Outdoor 7-segment display H07Check all the outdoor units in the corresponding line Check clogging of oil equation pipe between compressorsCheck code Main Outdoor 7-segment display Remote H16L30 Detected indoor address L31 P01 P03 P04 Name TS error judgment standard temperatureHeating Remote Check code Auxiliary code Error detection condition Check item position Outdoor 7-segment display Check code nameOutdoor 7-segment display Detected position Device Check codeDisplay on Central controlHow to check inverter output How to check resistance of compressor windingHow to check the outdoor fan motor Measured position CriteriaDiagnosis Procedure for Each Check Code E03E04 E02E06 Decreased number of indoor units E07E08 E12E15 E09 Duplicated masterE16 E18E19 Reference∗ 1 How to clear the error E20E23 E25E31 F01F02 F03F04 TD1 sensor error F05 TD2 sensor errorF06 TE1 sensor error F08 To sensor errorF29 Indoor other error F15 Outdoor temp sensor miscablingTE1, TL F23F31 H02H01 H03H06 Low-pressure protective operation Clogging for SV3E valve Leakage check for SV3C valveClogging check for SV3D valve Clogging check for oil-equalization circuit H08Oil level detective circuit system error TK3 temperature detective circuit errorH16 TK4 temperature detective circuit error L04L05 L03L07 Group line in individual indoor unit L10L17 L08L18 L29L20 L28P01 Indoor fan motor error L30 Interlock in indoor unitP03 L31P05 Open phase, negative phase P04 ActuationHigh-pressure SW Auxiliary code Compressor 1 sideP07 Heat sink overheat error P10 Indoor overflow errorIndoor fan motor error P12P13 Outdoor liquid back detection error 1. PMV1/PMV2 error P15Gas leak detection TS condition Auxiliary codeDischarge temp TD2 error P15 Gas leak detectionP17 TD condition Auxiliary codeP20 High-pressure protective operation P19 Way valve operation errorJudgment criteria P22 Outdoor fan Ipdu error Auxiliary code 0 ∗P26 Tr short-circuit protection error Detective circuit errorP29 P31Check procedure in case of stop with trouble How to read the check monitor Segment displaySegment Display Function Segment display on the outdoor unit Interface P.C. boardSW01 SW02 SW03 Display contents There is auxiliary code Check code ∗ ∗ ∗ for 3 seconds Data display of outdoor cycle Displayed on each outdoor unit SW03 SW02 Indoor address Segment display aSensor Characteristics Temperature sensor characteristicsW01 SW02 SW03 Display contents Segment display Segment display A, BConfiguration of Control Circuit Wired remote controller Up to 2 unitsWeekly timer Indoor UnitKit Connection of wireless remote controllerCompact 4-way Air Discharge Cassette Type Wireless Cassette Type ControllerRemote Compact4-way Air Discharge Connection of both remoteAir Discharge TypeMCC-1402 Compact 4-way CassetteOptional Connector Specifications of Indoor P.C. Board Function Connector Pin Specifications RemarksPart name Procedure Remarks DetachmentsPreparing work Attachment100 No. Part name Procedure Remarks 101102 No. Part name Procedure 103Fan guard 1. Detachment Bell mouth 1. Detachment104 Fan motor 1. Detachment105 Drain pump 1. DetachmentDetails of sensor lead wire drawing 106Arrow view B Details of a part107 Exchanger Recover refrigerant gasHeat 10. P.C. Board Exchange Procedures Exchange of P.C. Board for Indoor ServiceExchange procedure 108Procedure 1 Readout setup contents from Eeprom Remote controller operation diagramProcedure 2 Exchange of P.C. board for service 110Procedure 3 Writing-in of setup contents to Eeprom Eeprom layoutMake a note of the setup contents. Item code list Example Exploded Views and Parts List Ceiling Panel113 DescriptionCompact 4-way Air Discharge Cassette Type MMU-AP0071MH, AP0091MH, AP0121MH, AP0151MH, AP0181MH211 114Description Remarks Model Name 1150071MH 0091MH 0121MH 0151MH 0181MH 116 Description Model NameToshiba Carrier Corporation

MMU-AP0181MH, MMU-AP0071MH, MMU-AP0091MH, MMU-AP0151MH, MMU-AP0121MH specifications

The Toshiba MMU-AP series, consisting of models MMU-AP0121MH, MMU-AP0151MH, MMU-AP0091MH, MMU-AP0071MH, and MMU-AP0181MH, represents a significant advancement in the realm of power management and energy efficiency for a variety of applications. These modules are designed to optimize performance while ensuring minimal energy consumption, making them suitable for both commercial and industrial uses.

One of the standout features of the MMU-AP series is its intelligent power management technology. This feature allows for adaptive energy distribution based on real-time demands. By leveraging precise control algorithms, the modules can adjust their output to match the specific requirements of connected devices, ultimately leading to reduced power loss and increased efficiency. This adaptability not only benefits end-users by lowering operational costs but also contributes to a greener environment by minimizing waste.

The versatility of the MMU-AP series is evident in its wide range of operational capabilities. These power modules are designed to work effectively in various voltage levels and load conditions. With input voltage ranges suitable for standard industrial environments, they can easily be integrated into existing systems, enhancing overall functionality without requiring extensive modifications.

Moreover, the compact design of the MMU-AP modules is another notable characteristic. Their size and light weight facilitate easier installation and integration into tight spaces, making them ideal for applications where real estate is a premium. This compact profile does not compromise performance, as these modules are engineered to deliver robust power output while maintaining thermal efficiency.

In terms of reliability, the MMU-AP series is built with high-grade components that withstand harsh operating conditions. With features such as over-voltage protection, short-circuit protection, and thermal shutdown capabilities, users can trust that their equipment would operate safely and efficiently, thereby extending the lifespan of both the power modules and the devices they serve.

Finally, Toshiba’s commitment to innovation ensures that the MMU-AP series incorporates cutting-edge technology. The series supports communication protocols that enable seamless integration with smart systems, paving the way for advanced monitoring and control functions. This levels up the user experience, providing insights into performance and diagnostics that are crucial for uptime and reliability in demanding environments.

In conclusion, the Toshiba MMU-AP series offers a blend of efficiency, adaptability, and advanced technology, making it a valuable asset for various industrial and commercial applications. Its intelligent design and robust features ensure that users can optimize energy use while maintaining high performance and reliability.