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Mitsubishi Electronics PKA-AFA - page 1
Air -Conditioner s PKA-A·F A PKA-A·F AL English INST ALLA TION MANU AL For safe and correct use, read this manual and the outdoor unit installation manual thoroughly before installing the air-conditioner unit. FOR INSTALLER Español MANU AL DE INST ALA CIÓN Para un uso correcto y seguro, lea detalladamente este manual y el manual de instalación ...
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Mitsubishi Electronics PKA-AFA - page 2
2 s Before installing the unit, make sure you read all the “Safety precau- tions”. s Please report to your supply authority or obtain their consent bef ore connecting this equipment to the power suppl y system. W arning: Describes precautions that must be observed to prevent danger of injury or death to the user . Caution: Describes precautions ...
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Mitsubishi Electronics PKA-AFA - page 3
3 2. Installation location 3. Installing the indoor unit Fig. 2-1 3.1. Check the indoor unit accessories (Fig. 3-1) The indoor unit should be supplied with the follo wing accessor ies. P AR TNUMBER ACCESSOR Y QU ANTITY LOCA TION OF SETTING 1 Wall-fixing br ack et 1 Fix at the back of the unit 2 T apping scre w 4 × 35 12 3 Insulation material 2 4 B ...
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Mitsubishi Electronics PKA-AFA - page 4
4 3. Installing the indoor unit 3) Installing the wall mounting fixture s Since the indoor unit weighs near 30 kg, 66 lbs, selection of the mounting location requires thorough consideration. If the wall does not seem to be strong enough, reinforce it with boards or beams bef ore installation. s The mounting fixture must be secured at both ends and ...
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Mitsubishi Electronics PKA-AFA - page 5
5 3. Installing the indoor unit 4. Installing the refrigerant piping 3.4. Mounting the indoor unit (Fig. 3-11) 1 Make sure to hang the metal catches of the indoor unit o ver the hooks of the wall mounting fixture. 2 When the piping has been completed, use the securing screws to fix the indoor unit on the wall mounting fixture . Note: Check that the ...
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Mitsubishi Electronics PKA-AFA - page 6
6 4.4. Insulating pipes (Fig. 4-5) Refer to the Fig. 4-5 for insulating. Liquid pipe Gas pipe Insulation material 3 Band (large) 4 Band (small) 4 Band (small) 4 Ta p e Thermal insulating material for refrigerant piping Thermal insulating material for liquid pipe Liquid pipe 13/16 inch O.D Drain socket Apply PVC adhesive Field drain pipe Unit’ s d ...
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Mitsubishi Electronics PKA-AFA - page 7
I nd oo r u ni t m o de l Minim u m c ir cu i t am p a c i ty Ma x im u m ra t ing of o ver cu rren t p r ot e ct ive devi c e I nd oo r u ni t-Out d oo r u ni t *1 I nd oo r u ni t ear th Rem ot e co n t r oll er -I nd oo r u ni t *2 I nd oo r u ni t-Out d oo r u ni t S 1- S 2 * 3 I nd oo r u ni t-Out d oo r u ni t S 2- S3 * 3 Rem ot e co n t r ol ...
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Mitsubishi Electronics PKA-AFA - page 8
8 6. Electrical work S1 S2 S3 L1 L2 GR BLUE BLUE YELLOW YELLOW CND CND ORANGE CND ORANGE S1 S2 S3 L1 L2 GR YELLOW BLUE BLUE YELLOW CND 6.1.2. Separate indoor unit/outdoor unit power supplies (A-contr ol application) The follo wing connection patterns are availab le. The outdoor unit power supply patterns vary on models. 1:1 System S1 S2 L1 L2 GR GR ...
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Mitsubishi Electronics PKA-AFA - page 9
11 A P air No. of wireless remote controller Indoor PC board 0 F actory setting 1 Cut J41 2 Cut J42 3–9 Cut J41, J42 4) Assigning a remote controller to each unit (Fig. 6-7) Each unit can be operated only b y the assigned remote controller . Make sure each pair of an indoor unit PC board and a remote controller is assigned to the same pair No . 5 ...
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Mitsubishi Electronics PKA-AFA - page 10
12 6. Electrical w ork Function table Select unit number 00 Mode P ower f ailure automatic recov er y Indoor temperature detecting LOSSNA Y connectivity P ower v oltage Auto mode (only f or PUHZ) Settings Not av ailable A vailable * 1 Indoor unit operating av erage Set by indoor unit’ s remote controller Remote controller’ s internal sensor Not ...
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Mitsubishi Electronics PKA-AFA - page 11
13 7.2.3. Using SW4 in outdoor unit Refer to the outdoor unit installation man ual. 7.3. Self-chec k 7.3.1. Wired remote controller (Fig. 7-3) 1 T urn on the power . 2 Press the [CHECK] button twice . 3 Set refrigerant address with [TEMP] button if system control is used. 4 Press the [ON/OFF] button to stop the self-chec k. A CHECK button B Refrige ...
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Mitsubishi Electronics PKA-AFA - page 12
14 • If the unit cannot be operated properly after the abov e test run has been performed, refer to the f ollowing table to remo ve th e cause. Symptom Cause Wired remote controller LED 1, 2 (PCB in outdoor unit) PLEASE W AIT PLEASE W AIT → Error code Display messages do not appear e ven when operation s witch is tur ned ON (operation lamp does ...
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Mitsubishi Electronics PKA-AFA - page 13
15 Maintenance mode operation procedures (1) Press the TEST button f or three seconds to activate the maintenance mode . (2) Press the TEMP . buttons to set the refrigerant address. (3) Select the data y ou want to display . Compressor information Cumulative operation time ON/OFF number Operation current Display A Display B Display A Heat exchanger ...
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Mitsubishi Electronics PKA-AFA - page 14
Please be sure to put the contact address/telephone number on this manual before handing it to the customer. This product is designed and intended for use in the residential, commercial and light-industrial environment. HEAD OFFICE: T OK Y O BLDG., 2- 7-3, MAR UNOUCHI, CHIY ODA-KU, TOKY O 100-8310, JAP AN Printed in Japan BG79U799H02 BG7 9 U7 99 H0 ...
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