Air-Conditioners For Building Application OUTDOOR UNIT PUMY-P125YMA PUMY-125YMA INSTALLATION MANUAL For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit. E°XEIPI¢IO O¢H°IøN E°KATA™TA™H™ °È· ·ÛÊ¿ÏÂÈ· Î·È ÛˆÛÙ‹ ¯Ú‹ÛË, ·Ú·Î·Ï›ÛÙ ‰È·‚¿ÛÂÙ ÚÔÛ¯ÙÈο ·˘Ùfi ÙÔ ÂÁ¯ÂÈÚ›‰ÈÔ ÂÁηٿÛÙ·Û˘ ÚÈÓ ·Ú¯›ÛÂÙ ÙËÓ...
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[Fig. 4.0.1] <A> <A> (mm) Min. 10 Min. Service space <B> <B> Min. <B> <A> Min. Min. Min. 10 Up to 10 units 1000 Keep the top side open (mm) <A> Min. 300 Min. 300 Min. 500 Min. 1500 (mm) <A>...
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[Fig. 6.1.1] [Fig. 6.1.2] Min. 430 A M10 bolt Min. 10 Make the (mm) embedding deep Make wide M10 bolt (Fasten with bolt) Installation base Length of foundation bolts Slot (2-12 × 36) (Foundation bolts: M10) Air outlet Drainage hole Viewed from bottom (3-ø33) U-shaped cut-out (×2)
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[Fig. 8.2.1] [Fig. 7.2.1] A+B+C+D+a+b+c+d+e 100m <A> Stop valve (gas pipe) <B> Stop valve (liquid pipe) L = A+B+C+D+e R= B+C+D+e 30m (Outdoor lower H 20m) To open To open (turn (turn slowly) slowly) A+a+b+c+d+e+f 100m L = A+e 70m, R= f 30m (Outdoor lower H 20m) A : Outdoor Unit...
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[Fig. 8.4.1] [Fig. 9.2.1] A : Power source L1 L2 L3 N B : Transmission line [Fig. 9.3.1] A : Steel wire B : Piping C : Asphaltic oily mastic or asphalt D : Heat insulation material A E : Outer covering B (51) (01) (02)
• Always use an filter and other accessories specified by Mitsubishi Electric. ides, dust/dirt, shaving particles, oils, moisture, or any other contaminant. - Ask an authorized technician to install the accessories. Improper installation - Contaminants on the inside of the refrigerant piping may cause the refriger- by the user may result in water leakage, electric shock, or fire.
• Use ester oil, ether oil or alkylbenzene (small amount) as the refrigerator • The reverse phase of L lines (L ) and the reverse phase of L lines oil to coat flares and flange connections. and N line can be not be detected. - The refrigerator oil will degrade if it is mixed with a large amount of mineral oil.
4. Space required around unit [Fig. 4.0.1] (P.2) (6) Obstacles in the front (blowing side) only If there are obstacles in front of the unit, keep the back, left/right, & top unob- <A> Top view <B> Side view structed. (1) Basic space required (7) When installing many outdoor units (2) When there is an obstruction above the unit 1 Side-by-side arrangement...
6. Installation of unit Any installation deficiency may cause unit to fall down, resulting in a 6.1. Installation personal injury. [Fig. 6.1.1] (P.3) When building the foundation, give full attention to the floor strength, drain water A M10 anchor bolt procured at the site. disposal <during operation, drain water flows out of the unit>, and piping and wir- •...
8. Additional Refrigerant Charge Refrigerant of 3 kg equivalent to 50-m total extended piping length (model 125) is Appropriate tightening torque by torque wrench: already included when the outdoor unit is shipped. Thus, if the total extended Copper pipe external dia. (mm) Tightening torque (N·m) / (kg·cm) piping length is 50 m or less (model 125), there is no need to charge with addi- ø6.35...
Airtight test procedure Restriction 1. Nitrogen gas pressurization • If a flammable gas or air (oxygen) is used as the pressurization (1) After pressurizing to the design pressure (2.94 MPa) using nitrogen gas, let stand for about gas, it may catch fire or explode. one day.
7 Switch the outdoor service switch [SW5-3] from ON to OFF. 8.5. Pump down 8 Remove the gauge manifold valve and put the cap back onto each stop valve. Before removing air conditioners for transfer to another location, always close the stop valve (for both liquid and gas pipes) located at the outdoor unit, then remove Notes: the indoor and outdoor units.
Example of a group operation system with multiple outdoor units (Shielding wires and address setting are necessary.) <Examples of Transmission Cable Wiring> [Fig. 9.3.1] M-NET Remote Controller (P.5) [Fig. 9.3.2] MA Remote Controller (P.5) A Group 1 B Group 3 C Group 5 D Shielded Wire E Sub Remote Controller...
10. Test run 10.1. The following phenomena do not represent trouble (emergency) Phenomenon Display of remote controller Cause Indoor unit does not the perform cooling (heat- “Cooling (heating)” flashes When another indoor unit is performing the heating (cooling) operation, the cool- ing) operation.
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This product is designed and intended for use in the residential, commer- cial and light-industrial environment. • Low Voltage Directive 73/23/EEC The product at hand is • Electromagnetic Compatibility Directive 89/ based on the following EU regulations: 336/EEC Please be sure to put the contact address/telephone number on this manual before handing it to the customer.