Table of Contents
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Air-Conditioners
PUZ-A·NHA, PUZ-A·NHA-BS
PUY-A·NHA, PUY-A·NHA-BS
INSTALLATION MANUAL
For safe and correct use, read this manual and the indoor unit installation manual thoroughly before installing
the air-conditioner unit.
MANUAL DE INSTALACIÓN
Para un uso correcto y seguro, lea detalladamente este manual y el manual de instalación de la unidad interior
antes de instalar la unidad de aire acondicionado.
FOR INSTALLER
PARA EL INSTALADOR
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Table of Contents
Related Manuals for Mitsubishi Electric Mr.Slim PUZ-A·NHA
Summary of Contents for Mitsubishi Electric Mr.Slim PUZ-A·NHA
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Page 1: Installation Manual
Air-Conditioners PUZ-A·NHA, PUZ-A·NHA-BS PUY-A·NHA, PUY-A·NHA-BS English Deutsch Nederlands Español Italiano ÏÏËÓÈο Português Dansk Svenska INSTALLATION MANUAL FOR INSTALLER English For safe and correct use, read this manual and the indoor unit installation manual thoroughly before installing the air-conditioner unit. MANUAL DE INSTALACIÓN PARA EL INSTALADOR Español Para un uso correcto y seguro, lea detalladamente este manual y el manual de instalación de la unidad interior... -
Page 2: Table Of Contents
If the unit is mounted on an unstable structure, it may fall down and cause • Use only accessories authorized by Mitsubishi Electric and ask a dealer or damage or injuries. -
Page 3: Installation Location
1. Safety precautions 1.3. Before electric work Caution: • Be sure to install circuit breakers. If not installed, electric shock may result. • Be sure to ground the unit. Do not connect the ground wire to gas or water • For the power lines, use standard cables of sufficient capacity. Otherwise, a pipes, lighting rods, or telephone grounding lines. -
Page 4: Installing The Outdoor Unit
2. Installation location 2.4.2. When installing a single outdoor unit (Refer to the last page) Minimum dimensions are as follows, except for Max., meaning Maximum dimensions, indicated. The figures in parentheses are for A42 models. Refer to the figures for each case. 1 Obstacles at rear only (Fig. -
Page 5: Installing The Refrigerant Piping
4. Installing the refrigerant piping 4.1. Precautions for devices that use R410A refrigerant • Refer to page 3 for precautions not included below on using air conditioners with R410A refrigerant. • Use ester oil, ether oil, alkylbenzene oil (small amount) as the refrigeration oil applied to the flared sections. - Page 6 4. Installing the refrigerant piping 4.4. Refrigerant pipe airtight testing method (1) Connect the testing tools. • Make sure the stop valves A B are closed and do not open them. • Add pressure to the refrigerant lines through the service port C of the liquid stop valve D.
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Page 7: Drainage Piping Work
4. Installing the refrigerant piping 4.7. For twin/triple combination Refrigerant piping limitation of length, height difference are shown in the figure. (Fig. 4-7) A Indoor unit B Outdoor unit C Multi distribution pipe (option) D Height difference (Indoor unit-Outdoor unit) Max. 30 m, 100 ft E Height difference (Indoor unit-Indoor unit) Max. - Page 8 I A12, A18 CORD COVER S1 S2 S3 TERMINAL BED CONDUIT COVER CABLE STRAP SERVICE PANEL I A24–42 CONDUIT PLATE : accessory...
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Page 9: Test Run
6. Electrical work 6.2. Field electrical wiring Outdoor unit model Outdoor unit power supply Single, 208/230 V, 60 Hz Single, 208/230 V, 60 Hz Single, 208/230 V, 60 Hz Single, 208/230 V, 60 Hz Single, 208/230 V, 60 Hz Single, 208/230 V, 60 Hz Breaker size Minimum circuit ampacity Maximum rating of overcurrent protective device... -
Page 10: Special Functions
7. Test run 7.2. Test run 7.2.1. Using SW4 in outdoor unit • After power is supplied, a small clicking noise may be heard from the inside of the outdoor unit. The electronic expansion valve is opening and closing. The unit is not faulty. 1) PUH Type, PUZ Type •... - Page 11 inch Fig. 2-6 Fig. 2-7 39-3/8 ( 59-1/16 ) 11-13/16 ( 19-11/16 ) Fig. 2-8 Fig. 2-9 Fig. 2-10 Fig. 2-11 Fig. 2-12 Fig. 2-13 Fig. 2-14 Fig. 2-15 Fig. 2-16 Fig. 2-17 Fig. 2-18...
- Page 12 3400 Lawrenceville Suwanee Road Suwanee, Georgia 30024 ● Toll Free: 800-433-4822 Toll Free Fax: 800-889-9904 ● www.mrslim.com Specifications are subject to change without notice.