Page 2 - General Information
MS-SVN015-EN © American Standard Inc. 2005 General Information General Information This Installation Manual is given asa guide to good practice in theinstallation by the installer of MCXm i n i - s p l i t s y s t e m . I n s t a l l a t i o nprocedures should be performed inthe sequence that they a...
Page 3 - Contents
3 MS-SVN015-EN Contents General Information 2 Typical Installation 4 Location and Preparation of Units 5 Unit Installation 6 Connection of Refrigerant Tubing 7 Condensate Drain Piping 9 Electrical Installation 10 Remote Control Installation 11 Typical Wiring Diagram 12 Dimensional Data 16 Notes 18 M...
Page 4 - Typical Installation; Outdoor unit; Return air grille contains air filter; Low wall mounted
4 MS-SVN015-EN Typical Installation Note: For models MCX 042, MCX 048, MCX 060 there are only two styles of installation: under ceiling and low wall Ceilingmounted Outdoor unit Indoor unit Floor mounted Return air grille contains air filter Refrigerant tubing/wiring Drain R e t u r n a i r g r i l l...
Page 5 - Location and Preparation of Units
5 MS-SVN015-EN Location and Preparation of Units 1. Select an appropriate position that allows every corners of ther o o m t o b e u n i f o r m l y a i rconditioned and where it is easyto route the refrigerant tubing. 2. Ensure that the floor or ceiling construction is sufficient to fullysupport th...
Page 6 - Unit Installation; Indoor Unit; Outdoor Unit
6 MS-SVN015-EN 0.83"(21) 0.83"(21) 8.5"(215) B A Unit Installation Indoor Unit 1. Select a location to route tubing, wiring and drain pipe betweenthe indoor and outdoor units. 2. Make a hole in the wall using a key hole saw or hole-cutting drillattachment. The hole should be made at a sl...
Page 7 - Connection of Refrigerant Tubing; Bending
7 MS-SVN015-EN Connection of Refrigerant Tubing T h e i n d o o r u n i t re f r i g e r a n t l i n econnections are flared both 50 Hzand 60 Hz. Installation brazing, leaktesting, and evacuation of refrigerantlines are covered in the InstallerManual, packaged with the outdoorunit. Read the instruct...
Page 8 - Connection
8 MS-SVN015-EN Connection 9. For proper connection, align the union tube and flare tube straightwith each other, then screw in theflare nut lightly at first to obtain asmooth match (Figure 17). 10. T i g h t e n t h e f l a re n u t t o t h e specified tightening torque withtorque wrench and adjusta...
Page 9 - Condensate Drain Piping
9 MS-SVN015-EN Condensate Drain Piping - The drain hose should run straight down the wall to alevel where the runoff will notstain the wall. - There should be no traps. Avoid putting the end of thehose in water. - To c o n v e n i e n t l y d r a i n t h e system, the drain hose mustslant downward, ...
Page 10 - Electrical Installation; Electrical Connections
10 MS-SVN015-EN Electrical Installation A l l w i r i n g a n d g r o u n d i n g m u s tcomply with local electrical codes. 1. Wiring Important Safeguards:- Check the unit nameplate for electrical rating.B e s u r e w i r i n g i s d o n eaccording to local codesand wiring diagram. - Use a separate...
Page 11 - Remote Control Installation; Dimension
11 MS-SVN015-EN ECONO ECONO ON FAN COOL DRY HEATAUTO OFF POWERCOOL SW Z Z MODE LOUVER SWEEP FRONT BLADE LIGHT OFF ON POWER COOL ECONO SLEEP SEND L o c a t e a n d a t t a c h t h ewireless remote controla n d w i r e d c o n t r o l a sfollows: 1. Do not place the control and the remote control near...
Page 12 - Typical Wiring Diagram; INDOOR UNIT, COOLING ONLY WITH CONTROL TYPE “R”, 4 SPEED
12 MS-SVN015-EN Typical Wiring Diagram J2 N C1 C2 L P20 J1 P17 P16 P19 P21 FREEZE P22 P26 2 1 P3 LINE-C EX-HI P7 P6 P5 P4 LOW MED HI NEUTRAL P2 LINE P1 BLK BLU RED YL BRW WHT WHT GRN/YL WHT RED RED BLK BLU RED YL INFRARED RECEIVER GRN/YL DESCRIPTION COIL BLK RED 1. FREEZE SENSOR LOCATED ONEVAPORATOR...
Page 13 - INDOOR UNIT, COOLING ONLY WITH CONTROL TYPE “R”, 3 SPEED
13 MS-SVN015-EN MCX042-060GB (50 Hz) MCX042-060G1 (60 Hz) INDOOR UNIT, COOLING ONLY WITH CONTROL TYPE “R”, 3 SPEED 2 1 GRN/YL 1. FREEZE SENSOR LOCATED ONEVAPORATOR COIL 2. TEMPERATURE SENSOR LOCATEDIN RETURN AIRSTREAM P21 FREEZE P22 P26 ROOM DISPLAY P3 LINE-C P6 P5 P4 NEUTRAL P2 LINE P1 LOW MED HI W...
Page 14 - INDOOR UNIT, COOLING ONLY WITH CONTROL TYPE “W”, 4 SPEED
14 MS-SVN015-EN MCX512-536GB (50 Hz) MCX512-536G1 (60 Hz) INDOOR UNIT, COOLING ONLY WITH CONTROL TYPE “W”, 4 SPEED GRN/YL 2 1 1. FREEZE SENSOR LOCATED ONEVAPORATOR COIL 2. TEMPERATURE SENSOR LOCATEDIN RETURN AIRSTREAM SWEEP MOTOR (OPTION) GRN/YL STEPPER TOP STEPPER FRONT P20 P19 P21 FREEZE P22 ROOM ...
Page 15 - INDOOR UNIT, COOLING ONLY WITH CONTROL TYPE “W”, 3 SPEED
15 MS-SVN015-EN MCX042-060GB (50 Hz) MCX042-060G1 (60 Hz) INDOOR UNIT, COOLING ONLY WITH CONTROL TYPE “W”, 3 SPEED GRN/YL P21 FREEZE P22 ROOM DISPLAY P31 J2 GRN/YL 2 1 1. FREEZE SENSOR LOCATED ONEVAPORATOR COIL 2. TEMPERATURE SENSOR LOCATEDIN RETURN AIRSTREAM LINE-C HI LOW MED NEUTRAL LINE WIRE DISP...
Page 16 - Dimensional Data; OUTLINE DIMENSIONS
16 MS-SVN015-EN Dimensional Data OUTLINE DIMENSIONS MCX512-536GB (EXPORT 50 Hz)MCX512-536G1 (EXPORT 60 Hz) MCX512GB/G1 MCX518GB/G1 MCX524GB/G1 DIMENSIONAL DATA MODEL CONN. SIZES TYPE A B C LIQUID SUCTION CONNECTIONS. IN. (MM.) IN. (MM.) EACH 1/4 (6.4) 1/2 (12.7) 42.28 (1074.0) 34.61 (879.0) 4 FLARED...
Page 18 - Notes
18 MS-SVN015-EN Notes MS-SVN015-EN.p65 6/27/07, 11:24 AM 18 Black