Trane MCX512 G1 Manuale utente

Installation Manual

April 2009 MS-SVN15B-EN

Cooling Only Cooling Only

with Electric

Heater

Heat Pump

MCX512 G1 MCX512G1E MWX512 G1

MCX518 G1 MCX518G1F MWX518 G1

MCX524 G1 MCX524G1B MWX524 G1

MCX530 G1 MCX530G1H MWX530 G1

MCX536 G1 MCX536G1J MWX536 G1

MCX042 G1 MCX042G1J MWX042 G1

MCX048 G1 MCX048G1K MWX048 G1

MCX060 G1 MCX060G1L MWX060 G1

NEW STYLUS

Split System, 1-5 Tons

Convertible Type

MCX/MWX Series 60 Hz

Preface

General Information

This Installation Manual is given as a guide to good practice in the installation by the installer of

MCX mini-split system. Installation procedures should be performed in the sequence that they

appear in this manual.

For installing the unit to operate properly and reliably, it must be installed in accordance with

these instructions. Also, the services of a qualified service technician should be employed,

through the maintenance contract with a reputable service company.

Read these Installation Instructions completely before installing the air conditioning system.

About this Manual

Warnings and Cautions appear at appropriate places in this Instruction Manual. Your personal

safety and the proper operation of this machine depend upon the strict observance of these

precautions.

The Trane Company assumes no liability for installations or servicing performed by unqualified

personnel. All phases of the installation of this air conditioning system must conform to all

national, provincial, state and local codes.

WARNING

Grounding Required!

Follow proper local and state electrical code on requirements for grounding. Failure to

follow code could result in death or serious injury.

About the Unit

These MCX/MWX units are assembled, pressure tested, dehydrated, charged and run tested

before shipment. They are charged with nitrogen, and could be used in applications with R-22

and R-410A refrigerant. For further information on refrigerant and piping connections refer to the

outdoor unit manual or contact your Trane local office.

The information contained in this manual applies to MCX/MWX units are designed to operate in

cooling mode only (MCX) and in cooling or heating modes (MWX).

Trane MCX/MWX series of mini-split systems offer three styles of installation: floor, low wall and

under ceiling with both LCD wireless remote control or wired control. Trane MCX/MWX series

provide flexibility and savings.

Note: For model MCX/MWX 042, MCX/MWX 048 and MCX/MWX 060, there are only two styles

of installation: under ceiling and low wall.

NOTICE: Warnings and Cautions appear at appropriate sections throughout this

literature. Read these carefully.

WARNING: Indicates a potentially hazardous situation which, if not avoided, could

result in death or serious injury.

CAUTION: Indicates a potentially hazardous situation which, if not avoided, could

result in minor or moderate injury. It may also be used to alert against unsafe practices.

NOTICE:Indicates a situation that could result in equipment or property-damage only

accidents.

Preface

MS-SVN15B-EN 3

Reception

On arrival, inspect the unit before signing the delivery note. Specify any damage of the unit on

the delivery note, and send a registered letter of protest to the last carrier of the goods within 72

hours of delivery. Notify the dealer at the same time.

The unit should be totally inspected within 7 days of delivery. If any concealed damage is

discovered, send a registered letter of protest to the carrier within 7 days of delivery and notify

the dealer.

Warranty

Warranty is based on the general terms and conditions by country. The warranty is void if the

equipment is modified or repaired without the written approval of The Trane Company, if the

operating limits are exceeded or if the control system or the electrical wiring is modified.

Damage due to inappropriate installation, lack of knowledge or failure to comply with the

manufacturer’s instructions, is not covered by the warranty obligation.

If the installation does not conform to the rules described in Installation Manual, it may entail

cancellation of warranty and liabilities by The Trane Company.

Important

This document is customer property and is to remain with unit. Please place in service

information pack upon completion of work. These instructions do not cover all variations in

systems, nor do they provide for every possible contingency to be met in connection with

installation. Should further information be desired or should particular problems arise which are

not covered sufficiently in this manual, the matter should be referred to your authorized Trane

dealer.

4MS-SVN15B-EN

Typical Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Location and Preparation of Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Unit installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Indoor Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Outdoor Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Connection of Refrigerant Tubing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Condensate Drain Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Electrical Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Remote Control Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Typical Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Dimensional Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Contents

MS-SVN15B-EN 5

Note: For models MCX/MWX 042, MCX/MWX 048, MCX/MWX 060 there are only two styles of

installation: under ceiling and low wall

Typical Installation

Ceiling

mounted

Outdoor unit

Indoor unit

Floor mounted

Return air grille contains air lter

Refrigerant tubing/wiring

Drain

Returnair grille

contains air lter

Supply air grille

Adjustable louvers direct air

Supply air grille

Adjustable louvers direct air

Low wall mounted

6MS-SVN15B-EN

1. Select an appropriate position that allows every corners of the room to be uniformly air

conditioned and where it is easy to route the refrigerant tubing.

2. Ensure that the floor or ceiling construction is sufficient to fully support the weight of the

indoor unit.

3. Consideration must be given to assure an unobstructed flow of supply and return air.

4. Refrigerant tubes between indoor and outdoor units should be as short as possible.

5. Length of the condensate drain hose should be kept as short as possible (Figure 1).

6. Recommended service clearance as shown in figure 2, 3 and 4.

Location and Preparation of Units

Figure 1.

Figure 2.

Figure 3.

Maintenance area

(Celling mounted)

Min.

30 cm.

Min.

20 cm.

Min.

20 cm.

Min.

30 cm.

Min.

20 cm.

Maintenance area

(Floor mounted)

MS-SVN15B-EN 7

Location and Preparation of Units

7. Do not install unit in direct sunlight or near other heat sources as this may affect

performance. Do not allow outside air to directly enter unit or condensate may form at the

unit’s discharge.

Note: For MCX/MWX 042-060, the unit should be installed over the floor at least 20 cm.

Figure 4.

Min. 120 cm.

Min.

30 cm.

Min.

20 cm.

Min.

20 cm.

Maintenance area

(Low wall mounted)

8MS-SVN15B-EN

Indoor Unit

1. Select a location to route tubing, wiring and drain pipe between the indoor and outdoor units.

2. Make a hole in the wall using a key hole saw or hole-cutting drill attachment.

The hole should be made at a slight downward slant to the outdoor side (Figure 5).

Before cutting, check that no pipes or studs are directly behind the place to be cut. Avoid

areas where electrical wiring or conduits are located.

3. Place the unit on a solid and level foundation.

4. Tubing, wiring through and drain pipe of low wall and floor mounted units can be routed,

rear or right side of unit when facing front. Ceiling mounted can be routed straight

downward.

5. Pull air filters upward (Figure 6).

6. Unscrew at the return grille (Figure 7).

Unit installation

Figure 1.

Figure 2.

Figure 3.

Indoor side

Outdoor side

Pull

MS-SVN15B-EN 9

Unit installation

7. Unscrew at the grille bottom hinges, pull out the screw, and unscrew at the side panel front

(Figure 8). Then, push down on the side panel front and pull up (Figure 9).

Note: A= 0.49" x 1.575" - 4 SLOT (Mounting hole) (12.5 mm 40.0 mm)

Figure 4.

Figure 5.

Figure 6.

Unit Size B

MCX/MWX 512-518 36.2" (920)

MCX/MWX 524 46.1" (1,170)

MCX/MWX 530-536 55.9" (1,420)

MCX/MWX 042-048 65.7" (1,670)

MCX/MWX 060 75.6" (1,920)

0.83"(21)

8.5"(215)

10 MS-SVN15B-EN

Unit installation

WARNING

Improper Unit Lift!

Test lift unit approximately 24 inches to verify proper center of gravity lift point. To

avoid dropping of unit, reposition lifting point if unit is not level. Failure to properly lift

unit could result in death or serious injury or possible equipment or property-only

damage.

8. Place or hang the unit at the selected position.

9. Replace both right and left side panels, and the return grille after the installation of wiring,

tubing and piping is complete.

Outdoor Unit

See the proper installation method provided in the Installation Manual for the outdoor unit.

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