Mitsubishi Electronics MSZ-FA25VA, MSZ-FA35VA service manual Remove, Install

Page 12

6. How to remove and install PLASMA DEODORIZING / AIR PURIFYING filter units

If PLASMA/WASH lamp on the indoor unit blinks, clean the filters as soon as possible. The lamp will start blinking when accumulated operating time exceeds 330 hours.

<Remove>

(1)Switch the indoor unit OFF with the remote controller and disconnect the power supply plug and/ or turn OFF the breaker.

NOTE: Otherwise, you may get injured since PLASMA DEODORIZING/AIR PURIFYING filter units are charged with high voltage.

(2)Hold the knobs on both sides of the front panel and lift the panel up until its level.

(3)Remove the anti-mold air filter.(See Figure 1.)

(4)Remove PLASMA DEODORIZING/AIR PURIFYING filter units. (See Figure 2.)

Figure 1.

Figure 2.

<Install>

Install PLASMA DEODORIZING/AIR PURIFYING filter units by following the removal procedure in reverse.

(1)Insert the top of PLASMA DEODORIZING/AIR PURIFYING filter units into the aperture in the plasma element holder.

(See Figure 3.)

(2)Push in PLASMA DEODORIZING/AIR PURIFYING filter units until they click into place.

•The front panel does not close if PLASMA DEODORIZING/AIR PURIFYING filter units are not installed properly.

(3)Install the anti-mold air filter.

(4)Connect the power supply plug and/ or turn ON the breaker.

(5)Press WASH reset switch. A short “beep” is heard and the blinks of PLASMA/WASH lamp will be cancelled. Make sure PLASMA/ WASH lamp is not blinking at the start of operation next time.

(See Figure 4.)

(6)Hold both sides of the front panel and close the front panel.

(7)Press the 3 positions on the front panel as indicated by the arrows.(See Figure 5.)

NOTE:

Install PLASMA DEODORIZING/AIR PURIFYING filter units only when they are completely dry. If the filter unit remains wet, PLASMA/WASH lamp may blink and the plasma function may be disabled.(When PLASMA DEODORIZING/AIR PURIFYING filter units are cleaned.)

Figure 3.

Figure 4.

Plasma element holder

E.O.

SW

WASH

reset

Figure 5.

12

Image 12
Contents Contents MSZ-FA25VA E1 MSZ-FA35VA E1Technical Changes Generalized stepping motorFront panel opening/closing output gear Wash reset switch Open Closed Receiving section Part Names and FunctionsIndoor Unit MSZ-FA25VA MSZ-FA35VA See control operationMSZ-FA25VA E1 MSZ-FA35VA E1 Accessories Remote ControllerSpecification Specifications and rating conditions of main electric partsWhen outdoor unit is MXZ type Noise Criteria Curves MSZ-FA25VA E1MSZ-FA35VA E1 Outlines and Dimensions MSZ-FA25VA E1 MSZ-FA35VA E1Indoor Unit Unit mmWiring Diagram Refrigerant System DiagramMSZ-FA25VA E1 Indoor Unit MSZ-FA35VA E1 Indoor UnitService Functions How to modify the remote controller P.C. boardRemote controller model KM05A OperationRemote controller Troubleshooting Install RemoveInformation for Multi System AIR Conditioner Outdoor Unit MXZ seriesFailure mode recall function OFFTo identify the error.Refer to 9-6.For G Indoor unit failure mode table Plasma DeodorizingPlasma AIR Purifying OFFInstruction of troubleshooting StartTroubleshooting check table · Flashing of Power lamp indicates abnormalitiesPlasma AIRPurifying Trouble criterion of main parts Troubleshooting flow When Power lamp flashes 3-time Indoor fan does not operateCheck of indoor fan motor Check of remote controller and receiver P.C. board Indoor electronic control P.C.Board How to check mis-wiring and serial signal error LEDCheck of installation of the horizontal vane Safety Deviceplasma Unit Plasma Deodorizing 0V?Continuously flash? AIR Purifying 0V?Check of auto front panel Indoor unit and outdoor unit do not operateElectromagnetic noise enters into TV sets or radios YesTest point diagram and voltage Power monitor receiver P.C. boardPlasma power P.C. board Indoor electronic control P.C. boardDisassembly Instructions Removing the panel PhotoOperating Procedure Photos Removing the electrical boxRemoving the horizontal vane motor unit Photo Removing the vertical vane motor unit PhotoRemoving the indoor fan motor and the line flow Photo FanRemoving the plasma power P.C. board Photo Parts List Accessory and Remote ControllerSafety Plasma Indoor Unit Electrical Parts and Functional PartsIndoor Unit Heat Exchanger Motor Receiver P.C Board HolderSymbol Qty/unit Part name Wiring Diagram E02509 504Optional Parts Deodorizing Ceramic FilterPage Specifications subject to change without notice