Lennox MWMA009S4-*P Скачать руководство пользователя страница 1

INSTALLATION

INSTRUCTIONS

©

2017 Lennox Industries Inc. 

Dallas, Texas, USA

THIS MANUAL MUST BE LEFT WITH THE OWNER 

FOR FUTURE REFERENCE

WARNING

Improper installation, adjustment, alteration, ser vice or 

maintenance can cause property damage, personal 

injury or loss of life.
Installation and service must be performed by a li censed 

professional HVAC installer (or equivalent) or a service 

agency.

WARNING

The clean Air Act of 1990 bans the intentional venting of 

refrigerant (CFCs, HCFCs, and HFCs) as of July, 1992. 

Approved methods of recovery, recycling or reclaiming 

must be followed. Fines and/or incarceration may be 

levied for non-compliance.

CAUTION

As with any mechanical equipment, contact with sharp 

sheet metal edges can result in personal injury. Take 

care while handling this equipment and wear gloves and 

protective clothing.

General

Refer to the Product Specifications bulletin (EHB) for more 

product information.
These instructions are intended as a general guide and 

do not supersede local or national codes in any way. 

Authorities having jurisdiction should be consulted before 

installation.

The MWMA, MWMB, M22A, M33A, M33B, MMDA, MCFA 

and MCFB indoor units are matched with a two to five port 

multi-zone outdoor heat pump unit to create a mini-split 

system that uses HFC-410A refrigerant.

MPA, MPB and MLA   

MULTI-ZONE OUTDOOR 

UNITS

MULTI-ZONE MINI-SPLIT OUTDOOR UNITS 

 

(208/230V) -- 

 

507549-05 

3/2017

 

Supersedes 10/2016

Table of Contents

General ...........................................................................1

Included Parts.................................................................2

Compatible Indoor Units .................................................2

Model Number Identification

 ...........................................2

Typical Multi-Zone System Components ........................

3

Outdoor Unit Dimensions

 ...............................................4

Outdoor Unit Clearances ................................................4

Torque Requirements for Caps and Fasteners...............5

Outdoor Unit Installation .................................................5

Placement Considerations ..........................................5

Direct Sunlight, Rain, Snow and Ice Protection ..........5

Prevailing Winds .........................................................6

Buried Refrigerant Pipe Protection .............................7

Outdoor Unit Condensate Piping ................................7

Securing the Outdoor Unit ..........................................7

Refrigerant Piping Connections ......................................8

Indoor Unit Installation ....................................................9

Connecting Multiple Capacity Indoor Units .................9

Indoor / Outdoor Unit Match-Ups ..............................11

Leak Test and Evacuation

 ............................................16

Leak Test ..................................................................16

Triple Evacuation Procedure .....................................16

Wiring Connections ......................................................16

Outdoor Unit .............................................................17

Indoor Units...............................................................17

Unit Start-Up .................................................................24

Refrigerant Charge .......................................................24

WARNING

This product contains a chemical known to the State 

of California to cause cancer, birth defects, or other 

reproductive harm.

Содержание MWMA009S4-*P

Страница 1: ...should be consulted before installation The MWMA MWMB M22A M33A M33B MMDA MCFA and MCFB indoor units are matched with a two to five port multi zone outdoor heat pump unit to create a mini split system...

Страница 2: ...oor Units Indoor Unit Voltage Indoor Unit Voltage MWMA009S4 P 208 230V M33A024S4 P1 208 230V MWMA012S4 P 208 230V MMDA009S4 P 208 230V MWMA018S4 P 208 230V MMDA012S4 P 208 230V MWMA024S4 P1 208 230V M...

Страница 3: ...line shut off valve Port A Wiring Condensate drain line wrapped in foam insulation Refrigerant Line Set Condensate Line And Indoor Outdoor Cable field provided TAPE Line set wrapped in foam insulatio...

Страница 4: ...M P MPB036S4M P inches 40 3 4 26 1 2 31 7 8 15 1 8 15 7 8 mm 1035 673 810 386 403 MPB048S4M P inches 41 3 4 25 52 1 2 16 3 8 15 7 8 mm 1060 634 1333 415 404 MLA018S4M P MLA030S4M P inches 40 5 8 26 1...

Страница 5: ...very high level of sound trans mission Install unit level Ground Level Building Structure Figure 4 Install Unit Level Choose a place solid enough to bear the weight and vibration of the unit where th...

Страница 6: ...w Figure 8 Avoid Defrost Water Ice Hazard Prevailing Winds Normally wind baffles are not required for a outdoor unit However in order to maximize reliability and performance the following best practic...

Страница 7: ...ed when installed on a concrete pad or the ground to allow drainage to occur If the heat pump unit is installed on wall mounting bracket insert the provided drain connector into one of the 1 inch 25 m...

Страница 8: ...en one of the flare nuts to release the factory nitrogen charge from the indoor units only 4 Remove the flare nuts from the connections on the unit and discard the seal from each of the piping connect...

Страница 9: ...refer to the installation instruction included with the indoor unit for setup IMPORTANT Pipe and wire to each zone separately Test each indoor unit separately to ensure proper operation Connecting Mul...

Страница 10: ...MPB 49 ft 15 m NOTE Minimum Line Set Length 10 ft 3 m per Indoor Unit Outdoor Unit Model No MPA018S4M P MPB018S4M P MLA018S4M P MPA030S4M P MPB030S4M P MLA030S4M P MPA036S4M P MPB036S4M P MLA036S4M P...

Страница 11: ...4 in x 1 2 in 2 018 A 1 1 4 in x 1 2 in 018 B 1 1 4 in x 1 2 in 3 009 A 1 4 in x 3 8 in 009 B 1 4 in x 3 8 in 009 C 1 4 in x 3 8 in 3 009 B 1 4 in x 3 8 in 009 C 1 4 in x 3 8 in 012 A 1 1 4 in x 1 2...

Страница 12: ...x 3 8 in 009 D 1 4 in x 3 8 in 012 B 1 1 4 in x 1 2 in 018 A 1 4 in x 1 2 in 4 009 D 1 4 in x 3 8 in 012 A 1 4 in x 1 2 in 012 B 1 1 4 in x 1 2 in 012 C 1 1 4 in x 1 2 in Table 4 Match Ups Outdoor Mod...

Страница 13: ...018 B 1 4 in x 1 2 in 018 C 1 1 4 in x 1 2 in 3 018 B 1 4 in x 1 2 in 018 C 1 1 4 in x 1 2 in 024 A 2 3 3 8 in x 5 8 in 4 009 A 1 1 4 in x 3 8 in 009 B 1 1 4 in x 3 8 in 009 C 1 4 in x 3 8 in 009 D 1...

Страница 14: ...atch Ups Outdoor Model No of Zones Indoor Unit Capacity Unit No Line Set Required Liquid x Gas MPA048S4M MPB048S4M Indoor Unit A 1 4 liq 1 2 gas Indoor Unit B 1 4 liq 1 2 gas Indoor Unit C 1 4 liq 3 8...

Страница 15: ...8 in 3 009 A 1 1 4 in x 3 8 in 009 B 1 1 4 in x 3 8 in 009 C 1 4 in x 3 8 in 3 009 B 1 1 4 in x 3 8 in 009 C 1 4 in x 3 8 in 012 A 1 4 in x 1 2 in Table 4 Match Ups Outdoor Model No of Zones Indoor U...

Страница 16: ...the following procedure to test for system leaks 1 Connect the manifold gauge set and dry nitrogen gas cylinder to the liquid and gas service ports 2 Open valve on nitrogen cylinder 3 Pressurize the...

Страница 17: ...lies before opening access panel Unit may have multiple power sources CAUTION All terminal connections must be made as illustrated in the following diagrams Improperly connected wiring could damage un...

Страница 18: ...230V Indoor Unit B From Power Supply Outdoor Unit Indoor Unit A Indoor Unit B Figure 21 Connection Diagram Systems 30k and Below To Indoor Unit C L2 1 A 3 A 2 A 208 230V Outdoor Unit Terminal Block Fr...

Страница 19: ...P SENSOR Figure 23 MPA018S4M P Outdoor Unit Wiring Diagram 6 6 6 YELLOW RED L PRO LOW PRESSURE SWITCH H PRO HIGH PRESSURE SWITCH 4 BLACK BLUE BROWN BLACK RED L2 BROWN BROWN BLUE BLUE BLACK BLACK 1 A 3...

Страница 20: ...SWITCH T3 T4 CRANKCASE HEATER DIODE MODULE SV L PFC INDUCTOR T5 MAIN BOARD OUTDOOR DC FAN 2 L 1 L XT1 T2B A B C D E CN13 E D B A INDOOR COIL OUTLET TEMP SENSOR C ELECTRONIC EXPANSION VALVE E CN30 CN2...

Страница 21: ...1 A 3 A L2 2 A L1 BLACK BLUE BROWN BLACK BLUE BROWN BLACK RED 1 B 2 B 3 B COMPRE SSOR DI SCHARG E TEMPER ATURE SENSOR Figure 27 MPB018S4M P Outdoor Unit Wiring Diagram HEAT1 SV HEAT2 WHITE WHITE 6 BLA...

Страница 22: ...EXV EXV HE AT_1 CR ANKCAS E HE ATE R Figure 29 MPB036S4M P Outdoor Unit Wiring Diagram DR IVER B OARD CODE PAR T NAME COMPR E S S OR D HE AT_1 CT1 AC CURRENT DETECTOR 4 WAY VALVE COMP E XV E LE CTR IC...

Страница 23: ...ESSOR DISCHARGE TEMP SENSOR INDUCTOR 2R0509A INDUCTOR 1R25027 Figure 31 MLA018S4M P Outdoor Unit Wiring Diagram HE AT _1 HE AT _2 CRANKCASE HEATER HEAT_1 HEAT_2 COMPRESSOR DISCHARGE TEMP SENSOR OUTDOO...

Страница 24: ...unit terminal strip The voltage must be within the range listed on the unit s nameplate If not do not start the equipment until you have consulted with the power company and the voltage condition has...

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