Manuel d'utilisation / d'entretien du produit PCA-A24GA du fabricant Mitsubishi Electronics
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SER VICE MANUAL SPLIT -TYPE, HEA T PUMP AIR CONDITIONERS SPLIT -TYPE, AIR CONDITIONERS No. OC368 REVISED EDITION-B INDOOR UNIT REMOTE CONTROLLER CONTENTS 1. TECHNICAL CHANGES ··································2 2 . REFERENCE MANUAL ······································2 3.
2 1 TECHNICAL CHANGES 2 REFERENCE MANUAL Service Ref. PUZ-A18/24/30/36/42NHA PUZ-A18/24/30/36/42NHA-BS PUY -A12/18/24/30/36/42NHA (1) PUY -A12/18/24/30/36/42NHA (1) -BS Service Manual No. OC367 2-1. OUTDOOR UNIT SERVICE MANUAL Series (Outdoor unit) PUZ-A·NHA PUZ-A·NHA-BS PUY -A·NHA PUY -A·NHA-BS Manual No.
3 Cautions for units utilising refrigerant R410A 3-2. CAUTIONS RELA TED TO NEW REFRIGERANT Use new refrigerant pipes. Make sure that the inside and outside of refrige- rant piping is clean and it has no contamination such as sulfur hazardous for use, oxides, dirt, shaving particles, etc.
4 Gravimeter Unit [3] Service tools Use the below service tools as exclusive tools for R410A refrigerant. No. Specifications 1 Gauge manifold ·Only for R410A ·Use the existing fitting specifications . (UNF1/2) ·Use high-tension side pressure of 5.3MPa·G or over .
5 P ART NAMES AND FUNCTIONS 4 ● Indoor Unit Air outlet Intake grille Air intake Left/right guide vanes Change the direction of airflow from the horizontal blower. Long-life filter Removes dust and foreign matter from air coming in through the grille (Recommended cleaning interval : Approx.
6 ● Wired remote controller ● ● ˚F˚C ˚F˚C ERROR CODE AFTER TIMER TIME SUN MON TUE WED THU FRI SA T ON OFF Hr AFTER FIL TER FUNCTION ONL Y1Hr .
7 ON/OFF TEMP FAN VANE TEST RUN AUTO STOP AUTO START h min LOUVER MODE CHECK RESET SET CLOCK MODEL SELECT NOT AVAILABLE SWING CHECK FAN TEST RUN ˚F ˚C AMPM STOP START AMPM COOL DRY AUTO FAN HEAT V ANE CONTROL button Changes the air flow direction.
8 SPECIFICA TIONS 5 A A kW F.L.A m 3 /min(CFM) Pa(mmAq) dB mm(in.) mm(in.) mm(in.) mm(in.) kg(lbs) Service Ref. Power supply(phase, cycle, voltage) Max.
9 NOISE CRITERION CUR VES 6 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMA TE THRESHOLD OF HEARING FOR CONTINUOUS NOISE NC-60 NC-50 NC-40 NC-30 NC-20 NC-70 BAND CENTER FREQUENCIES, Hz OCT A VE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.
10 7 OUTLINES AND DIMENSIONS PCA-A24GA PCA-A24GA 1 PCA-A30GA PCA-A30GA 1 9 11-13/16(300) 3-15/16(100) 2-1/8(54) 2-1/4(57) 7/16(11) 9 Knockout hole for fresh air intake (6~7) 1/4~9/32 1-21/32(42) 7-1/1.
11 PCA-A36GA PCA-A36GA 1 PCA-A42GA PCA-A42GA 1 Unit : inch(mm) 4 Gas pipe MODEL 3/8F 5/8F 5 Liquid pipe 36/42 7/16(11) 9 2-3/16(55) 5-7/8(150) 13(330) 7-7/8(200) 9 Knockout hole for fresh air intake (.
12 PCA-A24GA PCA-A30GA PCA-A36GA PCA-A42GA PCA-A24GA 1 PCA-A30GA 1 PCA-A36GA 1 PCA-A42GA 1 [Emergency operation procedure] When the wired remote control or the indoor unit microcomputer has failed, but all other components work properly, if you set the switch (SWE) on the indoor control board ON, the indoor unit will begin Emergency Operation.
13 PCA-A24GA PCA-A30GA PCA-A36GA PCA-A42GA PCA-A24GA 1 PCA-A30GA 1 PCA-A36GA 1 PCA-A42GA 1 Pipe temperature thermistor/liquid (TH2) Distributor with strainer #50 Condenser/evaporator temperature therm.
14 10 TROUBLESHOOTING <Error code display by self-diagnosis and actions to be taken for service (summary)> Present and past error codes are logged and displayed on the wired remote controller or controller board of outdoor unit.
15 Error Code Abnormal point and detection method Cause Countermeasure P1 Room temperature thermistor (TH1) 1 The unit is in 3-minute resume preven- tion mode if short/open of thermistor is detected. Abnormal if the unit does not reset normally after 3 minutes.
16 Error Code Abnormal point and detection method Cause Countermeasure P6 Freezing/overheating protection is working 1 Freezing protection (Cooling mode) The unit is in 6-minute resume prevention mode if pipe <liquid or condenser/evap- orator> temperature stays under -15 : (5˚F) for 3 minutes, 3 minutes after the compressor started.
17 Error Code Abnormal point and detection method Cause Countermeasure P9 Pipe temperature thermistor / Condenser-Evaporator (TH5) 1 The unit is in 3-minute resume protec- tion mode if short/open of thermistor is detected. Abnormal if the unit does not get back to normal within 3 minutes.
18 E6 1 Contact failure, short circuit or , miswiring (converse wiring) of indoor/outdoor unit connecting wire 2 Defective transmitting receiving circuit of indoor controller board 3 Defective transmitting receiving circuit of indoor controller board 4 Noise has entered into indoor/ outdoor unit connecting wire.
19 (For the separate indoor/outdoor unit power sup- ply system) 1 Power supply of 208/230V AC is not supplied to indoor unit. 2 The connectors of the optional replacement kit are not used. 3 Defective indoor controller board 4 Defective indoor power board 10-3.
20 Note: Refer to the manual of the outdoor unit for the detail of remote controller . (3)Upward/downward vane performance failure 1 The vane is not downward during defrosting and heat preparation and when the thermostat is OFF in HEA T mode. (Working of COOL protection function) 2 V ane motor does not rotate.
21 10-4. WHEN WIRED REMOTE CONTROLLER OR INDOOR UNIT MICROCOMPUTER TROUBLES 1. If there is not any other problem when trouble occurs, emergency operation starts as the indoor controller board switch (SWE) is set to ON. During the emergency operation the indoor unit operates with Indoor fan at high speed.
22 10-5. HOW TO CHECK THE P ARTS PCA-A24GA PCA-A30GA PCA-A36GA PCA-A42GA PCA-A24GA 1 PCA-A30GA 1 PCA-A36GA 1 PCA-A42GA 1 1 1 2 2 3 3 Red White Black Relay connector Protector 4 5 2 361 Orange Red Pink.
23 0 10 20 30 40 50 -20 -10 0 10 20 30 40 50 < Thermistor for lower temperature > T emperature Resistance (k " ) : -4 -14 32 50 68 86 104 122 ˚F 10-6.
24 10-6-2. Indoor controller board PCA-A24GA PCA-A30GA PCA-A36GA PCA-A42GA PCA-A24GA 1 PCA-A30GA 1 PCA-A36GA 1 PCA-A42GA 1 CN2D Connect to the indoor power board (CN2S) (12.5~13.7V DC) CNDK Connect to the indoor power board (CNSK) (208/230V AC) FUSE (6.
25 SW1 Setting by the dip switch and jumper wire Functions Jumper wire Model settings Capacity settings Pair number setting with wireless remote controller For service board Remarks SW2 J41 J42 Unit t.
26 DISASSEMBL Y PROCEDURE 11 1. Removing the air intake grille (1) Slide the intake grille holding 2 knobs backward to open the intake grille. (2) When the intake grille left open, push the stoppers on the rear 2 hinges to pull out the intake grille. OPERA TING PROCEDURE PHOTOS & ILLUSTRA TIONS 2.
screw side panel sliding the panel to the front 27 Figure 3 5. Removing the side panel (1) Remove the air intake grille. (2) Remove the screw from the side panel, and remove the side panel by sliding the panel to the front. OPERA TING PROCEDURE PHOTOS & ILLUSTRA TIONS 3.
28 OPERA TING PROCEDURE PHOTOS 6. Removing the vane motor <MV> (1) Remove the air intake grille. (See the figure 1) (2) Remove the left side panel. (See the figure 3) (3) Remove the relay connector of vane motor . (4) Remove the electrical box. (5) Remove the screws of vane motor , then remove vane motor <MV>.
29 OPERA TING PROCEDURE PHOTOS 9. Removing the drain pan (1) Remove the air intake grille. (See the figure 1) (2) Remove the beam. (3) Remove the side panels of right and left. (See the figure 3) (4) Remove the under panel. Remove the screws of the right and left side drain pan.
30 OPERA TING PROCEDURE PHOTOS 12. Removing the heat exchanger (1) Remove the air intake grille. (See the figure 1) (2) Remove the beam. (3) Remove the side panel (right and left). (See the figure 3) (4) Disconnect the relay connector of the pipe thermistor .
31 P ARTS LIST (non-RoHS compliant) 12 No. Parts No. Parts Name Specifications Wiring Diagram Symbol Recom- mended Q'ty 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 1 1 1 2 1 1 1 1 1 1 3 1 1 1 1 MF MF TH1 TH2 TH5 D09C4P70MS D10C4P90MS Remarks (Drawing No.
32 STRUCTURAL P ART PCA-A24GA PCA-A30GA PCA-A36GA PCA-A42GA No. Parts No. Parts Name Specifications 24/30 Wiring Diagram Symbol Recom- mended Q'ty PCA-A GA 1 1 1 1 4 4 2 2 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 36/42 1 1 1 1 4 4 2 2 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 MV MV Remarks (Drawing No.
33 T7W E18 255 T7W E19 255 T7W E56 310 T7W E41 716 R01 E18 246 R01 E21 246 T7W E35 313 T7W A01 305 T7W E14 713 CAPACITOR CAPACITOR INDOOR CONTROLLER BOARD TERMINAL BLOCK TERMINAL BLOCK TERMINAL BLOCK .
34 13 RoHS P ARTS LIST No. Parts No. Parts Name Specifications Wiring Diagram Symbol Recom- mended Q'ty 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 RoHS G G G G G G G G G G G G G G G G G G G G G G G G 1 1 1 1 2 1 1 1 1 1 1 3 1 1 1 1 MF MF TH1 TH2 TH5 D09C4P70MS D10C4P90MS Remarks (Drawing No.
35 STRUCTURAL P ART PCA-A24GA 1 PCA-A30GA 1 PCA-A36GA 1 PCA-A42GA 1 No. Parts No. Parts Name Specifications 24/30 Wiring Diagram Symbol Recom- mended Q'ty PCA-A GA 1 1 1 1 1 4 4 2 2 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 36/42 1 1 1 1 4 4 2 2 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 Remarks (Drawing No.
HEAD OFFICE : TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAP AN C Copyright 2006 MITSUBISHI ELECTRIC ENGINEERING CO., L TD. Distributed in Jun. 2007 No.OC368 REVISED EDITION-B PDF 9 Distributed in Aug. 2006 No.OC368 REVISED EDITION-A PDF 9 Distributed in Feb.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Mitsubishi Electronics PCA-A24GA c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Mitsubishi Electronics PCA-A24GA - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Mitsubishi Electronics PCA-A24GA, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Mitsubishi Electronics PCA-A24GA va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Mitsubishi Electronics PCA-A24GA, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Mitsubishi Electronics PCA-A24GA.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Mitsubishi Electronics PCA-A24GA. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Mitsubishi Electronics PCA-A24GA ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
