Manuel d'utilisation / d'entretien du produit MUH-GA35VB du fabricant Pioneer
Aller à la page of 36
SER VICE MANUAL CONTENTS 1. TECHNICAL CHANGES ····································2 2. P ART NAMES AND FUNCTIONS ······················6 3. SPECIFICA TION·················································6 4.
TECHNICAL CHANGES 2 1 MUH-A07YV - ➔ MUH-GA20VB- 1. Indication of capacity has been changed. (BTU base ➔ kw) 2. Dimension of outdoor unit has been changed. ( 780W o 540H o 255D ➔ 800W o 550H o 285D) 3. Stop valve cover has been added. 4. Outdoor fan motor has been changed.
3 Refrigeration oil Refrigerant New refrigerant R410A HFC-32: HFC-125 (50%:50%) Pseudo-azeotropic refrigerant Not included A1/A1 72.6 -51.4 1.557 64 Non combustible 0 1730 From liquid phase in cylinder Possible Incompatible oil Non Non Previous refrigerant R22 R22 (100%) Single refrigerant Included A1 86.
4 2.Refrigerant piping 1 Specifications Use the refrigerant pipes that meet the following specifications. • Use a copper pipe or a copper-alloy seamless pipe with a thickness of 0.8 mm. Never use any pipe with a thickness less than 0.8mm, as the pressure resistance is insufficient.
5 R410A Pipe diameter mm 6.35 9.52 17 22 Dimension of flare nut R22 17 22 2 Flaring work and flare nut Flaring work for R410A pipe dif fers from that for R22 pipe.
6 P ART NAMES AND FUNCTIONS 2 ( ) Air inlet Air outlet Drain outlet Piping Drain hose back : MUH-GA20VB back and side : MUH-GA25VB MUH-GA35VB OUTDOOR UNIT MUH-GA20VB - MUH-GA25VB - MUH-GA35VB - E1 E1 .
7 NOISE CRITERIA CUR VES 4 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMA TE TERESHOLD OF HEARING FOR CONTINUOUS NOISE NC-60 NC-50 NC-40 NC-30 NC-20 NC-70 OCT AVE BAND SOUND PRESSURE LEVEL, dB re 0.
8 OUTLINES AND DIMENSIONS 5 10 69 800 302.5 500 Bolt pitch for installation 150 22.3 Handle 550 280 164.5 99.5 170.5 23 Service panel Service port 285 344.5 44 400 Air in Air out Air in 17.5 Bolt pitch for installation 304~325 40 Liquid refrigerant pipe joint Refrigerant pipe (flared) [ 6.
9 WIRING DIAGRAM 6 MODELS WIRING DIAGRAM SYMBOL T61 TB1,TB2 21S4 52C SYMBOL MF NR61 RT61 SR61,SR62 SYMBOL C1 C65 DSAR F61 MC NAME NAME NAME COMPRESSOR CAP ACIT OR OUTDOOR F AN CAP ACIT OR SURGE ABSORBER FUSE(2A) COMPRESSOR(INNER PROTECTOR) V ARIST OR DEFROST THERMISTOR SOLID ST A TE RELA Y TRANS FORMER TERMINAL BLOCK R.
10 REFRIGERANT SYSTEM DIAGRAM 7 OUTDOOR UNIT (with heat insulator) Refrigerant pipe [ 9.52 4-way valve Defrost thermistor RT61 Muffler Outdoor heat exchanger Capillary tube [ 3.0x [ 1.4x700 (MUH-GA20VB) [ 3.0x [ 1.4x1000(MUH-GA25VB) [ 3.0x [ 1.4x500 (MUH-GA35VB) Capillary tube [ 3.
11 Piping size O.D : mm Length of connecting pipe : m Model Refrigerant piping Max. length : m A 20 25 Indoor unit Gas 0.43 Liquid 0.5 Liquid 6.35 Gas 9.
12 MSC-GA20VB - E1 MUH-GA20VB - E1 MUH-GA35VB - E1 MSC-GA35VB - E1 MUH-GA25VB - E1 MSC-GA25VB - E1 8.5 7.8 7.1 6.4 5.8 5.1 10.0 9.2 8.3 7.5 6.8 6.0 1 1.0 10.0 9.1 8.2 7.4 6.5 20.0 18.5 16.9 15.4 13.9 12.3 10.8 9.2 19.2 17.8 16.3 14.8 13.3 1 1.8 10.4 8.
13 8-2.OUTDOOR LOW PRESSURE AND OUTDOOR UNIT CURRENT COOL operation ① Both indoor and outdoor unit are under the same temperature/humidity condition. ➁ Air flow should be set at MAX. Dry-bulb temperature Relative humidity(%) 20 50 25 60 30 70 ③ The unit of pressure has been changed to MPa on the international system of units(SI unit system).
14 HEA T operation Condition indoor:Dry bulb temperature 20.0°C Wet bulb temperature 14.5°C Outdoor:Dry bulb temperature 7,15,20°C Wet bulb temperature 6,12,14.
15 MSC-GA20VB - : MUH-GA20VB - E1 E1 PERFORMANCE DA T A COOL operation (230V) 21 18 2.70 1.51 0.56 572 2.59 1.45 0.56 601 2.48 1.39 0.56 629 2.39 1.34 0.56 658 21 20 2.82 1.24 0.44 601 2.70 1.19 0.44 636 2.62 1.15 0.44 651 2.53 1.11 0.44 679 22 18 2.70 1.
16 MSC-GA20VB - : MUH-GA20VB - E1 E1 PERFORMANCE DA T A COOL operation (230V) 21 18 2.25 1.26 0.56 701 2.07 1.16 0.56 744 1.99 1.11 0.56 758 21 20 2.37 1.04 0.44 729 2.21 0.97 0.44 765 2.13 0.94 0.44 787 22 18 2.25 1.35 0.60 701 2.07 1.24 0.60 744 1.99 1.
17 MSC-GA25VB - : MUH-GA25VB - E1 E1 PERFORMANCE DA T A COOL operation (230V) 21 18 3.11 1.62 0.52 656 2.98 1.55 0.52 689 2.86 1.49 0.52 722 2.76 1.43 0.52 754 21 20 3.25 1.30 0.40 689 3.11 1.25 0.40 730 3.02 1.21 0.40 746 2.92 1.17 0.40 779 22 18 3.11 1.
18 MSC-GA25VB - : MUH-GA25VB - E1 E1 PERFORMANCE DA T A COOL operation (230V) 21 18 2.60 1.35 0.52 804 2.39 1.24 0.52 853 2.29 1.19 0.52 869 21 20 2.73 1.09 0.40 836 2.54 1.02 0.40 877 2.45 0.98 0.40 902 22 18 2.60 1.45 0.56 804 2.39 1.34 0.56 853 2.29 1.
19 MSC-GA35VB - : MUH-GA35VB - E1 E1 PERFORMANCE DA T A COOL operation (230V) 21 18 4.11 1.97 0.48 872 3.94 1.89 0.48 916 3.78 1.81 0.48 959 3.64 1.75 0.48 1003 21 20 4.29 1.54 0.36 916 4.11 1.48 0.36 970 3.99 1.44 0.36 992 3.85 1.39 0.36 1036 22 18 4.
20 MSC-GA35VB - : MUH-GA35VB - E1 E1 PERFORMANCE DA T A COOL operation (230V) 21 18 3.43 1.65 0.48 1068 3.15 1.51 0.48 1134 3.03 1.45 0.48 1155 21 20 3.61 1.30 0.36 1112 3.36 1.21 0.36 1166 3.24 1.17 0.36 1199 22 18 3.43 1.78 0.52 1068 3.15 1.64 0.52 1134 3.
21 MSC-GA20VB - : MUH-GA20VB - E1 E1 PERFORMANCE DA T A HEA T operation (230V) MSC-GA25VB - : MUH-GA25VB - E1 E1 OUTDOOR WB( : ) INDOOR -10 -5 0 5 10 15 20 DB( : ) Q INPUT Q INPUT Q INPUT Q INPUT Q INPUT Q INPUT Q INPUT CAP ACITY : 2.5(kW) INPUT : 690(W) 15 21 26 1.
22 TROUBLESHOOTING 10 3. T roubleshooting procedure 1) First, check if the OPERA TION INDICA TOR lamp on the indoor unit is flashing on and off to indicate an abnormality . T o make sure, check how many times the abnormality indication is flashing on and of f before starting service work.
23 10-2. Instruction of troubleshooting Start Indoor unit operates. Outdoor unit doesn't operate. Indoor unit doesn't receive the signal from remote controller . Indoor unit operates. Outdoor unit doesn't operate normally . OPERA TION INDICA T OR lamp on the indoor unit is flashing on and off.
24 A A Check of outdoor unit Compressor and/or outdoor fan motor doesn’t operate. Y es Compressor doesn't operate. Y es Y es Is there 230V AC between 3 on the compressor contactor (52C) and N on the outdoor terminal block (TB1)? Operate the unit in COOL or HEA T mode by pressing the EMERGENCY OPERATION switch.
25 B B Check of outdoor unit Does compressor stop? No Y es Is there 230V AC between 3 on the compressor contactor (52C) and N on the outdoor terminal block (TB1)? Replace the deicer P .C. board. Y es OK No Does outdoor fan motor stop? Replace the deicer P .
26 D D How to check mis-wiring and serial signal error Serial signal error is indicated. (0.5-sec. ON, 0.5-sec. OFF) 1. T urn OFF the power supply (indoor/outdoor unit) and disconnect indoor and outdoor connecting wire on indoor side. 2. Short-circuit between indoor terminal block N and 3 .
27 E E Check of outdoor thermistor Measure resistance between CN 661 1 and 2 . No Y es Replace the thermistor . Defrost thermistor (RT61) Reconnect CN661. T urn ON the power supply and press the EMERGENCY OPERA TION switch. Is the resistance of thermistor normal? No Y es Does the unit operate 10 minutes or more? Replace the deicer P .
28 MUH-GA20VB - MUH-GA25VB - MUH-GA35VB - Outdoor deicer P .C. board E1 E1 E1 CN71 1 Outdoor fan motor 230V AC CN721 R.V . coil 230V AC F61 Fuse 2A/250V } } CN661 1 - 2 Defrost thermistor RT61 } 12V D.
29 DISASSEMBL Y INSTRUCTIONS 11 MUH-GA20VB - MUH-GA25VB - MUH-GA35VB - OUTDOOR UNIT E1 E1 E1 OPERA TING PROCEDURE PHOTOS 1. Removing the cabinet (1) Remove the screws of the top panel. (2) Remove the screw of the service panel. (3) Remove the screws of the cabinet.
30 3. Removing the propeller and the outdoor fan motor (1) Remove the cabinet. (Refer to 1.) (2) Remove the propeller nut. (3) Remove the propeller . NOTE : Loose the propeller in the rotating direction for removal. When attaching the propeller , align the mark on the propeller and the motor shaft cut section.
31 OPERA TING PROCEDURE PHOTOS 4. Removing the compressor (1) Remove the cabinet. (Refer to 1.) (2) Remove the relay panel. (3) Remove the soundproof felt. (4) Remove the terminal cover on the compressor . (5) Disconnect lead wires from the glass terminal of the com- pressor .
32 P ARTS LIST 12 22 3 5 2 21 1 ( W ) 15 12-1. OUTDOOR UNIT STRUCTURAL P ARTS MUH-GA20VB - MUH-GA25VB - MUH-GA35VB - E1 E1 E1 4 17 14 19 20 18 13 6 7 8 9 10 1 1 12 16 23 ( W ) This figure shows MUH-GA20VB.
33 Part numbers that are circled are not shown in the illustration. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 E02 904 630 E02 905 630 E02 906 630 E02 90.
34 OB387-2.qxp 05.2.21 10:03 AM Page 34.
35 OB387-2.qxp 05.2.21 10:03 AM Page 35.
C C Copyright 2005 MITSUBISHI ELECTRIC ENGINEERING CO.,L TD Distributed in Feb. 2005. No.OB387 6 Made in Japan New publication, effective Feb. 2005 Specifications subject to change without notice. HEAD OFFICE: MITSUBISHI DENKI BLDG.,2-2-3, MARUNOUCHI, CHIYODA-KU, T OKYO100-8310, JAP AN OB387-2.
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 Pioneer MUH-GA35VB 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 Pioneer MUH-GA35VB - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Pioneer MUH-GA35VB, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Pioneer MUH-GA35VB va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Pioneer MUH-GA35VB, 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 Pioneer MUH-GA35VB.
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 Pioneer MUH-GA35VB. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Pioneer MUH-GA35VB 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.
