Name: Lennox MPA048S4S-1P
Brand: Lennox
Rating: 4 (1 reviews)

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Lennox Mini-Split Service Manual / Page 145

E2 Fault Code

Basic Description:

Communication malfunction between outdoor unit and all indoor units.

General Note:

Indoor unit does not receive the communication from outdoor unit for 120 seconds

or outdoor unit does not receive the communication from any one indoor unit for 180

seconds.

Table of Contents3
Section 1 - Outdoor Unit Data9
Section 1.1 - Mpa Single Zone Condensing Units10
- Model Number Identification11
- Specifications - 0.75 - 1 Ton Mpa Outdoor Units - 115V-1 Phase12
- Specifications - 0.75 - 1.5 Ton Mpa Outdoor Units - 208/230V-1 Phase13
- Specifications - 2 - 4 Ton Mpa Outdoor Units - 208/230V-1 Phase14
Section 1.2 - Mpa Multi-Zone Condensing Unit15
- Specifications - 1.5 - 2.5 Ton Mpa Outdoor Units16
- Specifications - 3 - 4 Ton Mpa Outdoor Units17
Section 2 - Indoor Unit Data18
Section 2.1 - M22A Compact Cassette Unit19
- Model Number Identification20
- Specifications - Cassette Indoor Units - M22A009-01821
- Sound Data22
- Air Throw Data23
Section 2.2 - M33A Cassette Unit24
- Model Number Identification25
- Specifications - Cassette Indoor Units - M33A024-04826
Section 2.3 - Mmda Ducted Unit27
- Model Number Identification28
- Specifications - Medium Static Ducted Indoor Units - 009-01829
- Specifications - Medium Static Ducted Indoor Units - 024-04829
- Blower Data30
Section 2.4 - Mwma Wall Mounted Unit33
- Model Number Identification34
- Specifications - Wall-Mounted Indoor Units - 009-01235
- Specifications - Wall-Mounted Indoor Units - 018-03035
Section 2.5 - Mcfa Ceiling/Floor Unit36
- Model Number Identification37
- Specifications - Ceiling/Floor Mount Indoor Units - 012-02438
- Specifications - Ceiling/Floor Mount Indoor Units - 036-04838
Section 3 - Installation Dimensions of Outdoor Units39
Section 3.1 - Single Zone Installation Dimensions40
- MPA009S4S, MPA012S4S, MPA018S4S Dimensions41
- MPA024S4S, MPA030S4S, MPA036S4S Dimensions42
- MPA048S4S Dimensions43
Section 3.2 - Multi-Zone Installation Dimensions44
- MPA018S4M Dimensions45
- MPA030S4M, MPA036S4M Dimensions46
- Front View46
- MPA048S4M Dimensions47
Section 3.3 - Mpa Outdoor Unit Clearances48
- Outdoor Unit Clearances49
Section 4 - Installation Dimensions of Indoor Units50
Section 4.1 - M22A Compact Cassette51
Section 4.2 - M33A Cassette Unit54
Section 4.3 - Mmda Ducted Unit57
Section 4.4 - Mwma Wall Mounted Unit60
Section 4.5 - Mcfa Ceiling/Floor Unit63
Section 5 - Indoor Unit Combinations66
- Multi-Zone System Combinations67
- Multi-Zone System Combinations69
Section 6 - Refrigeration Pipe Work70
Section 6.1 - Single Zone Refrigerant Cycle Diagram71
Section 6.2 - Multi-Zone Refrigerant Cycle Diagram73
Section 6.1 - Refrigeration Pipe Work for Singe Zone Systems78
- Piping Limitations79
Section 6.2 - Refrigeration Pipe Work for Multi-Zone Systems80
- Connections and Line Set Usage82
- Connections and Line Set Usage83
- Connections and Line Set Usage84
Section 7 - Power Wiring for Outdoor & Indoor Units85
Section 8 - Data Wiring86
036 & 048 Sizes Only86
Section 9 - Wiring Diagrams87
Section 9.1 - Single Zone Wiring Diagrams88
- 115V MPA009S4S-1L and MPA012S4S-1L Outdoor Unit Wiring Diagram89
- 208/230V MPA009S4S-1P and MPA012S4S-1P Outdoor Unit Wiring Diagram89
- Vmpa018S4S-1P90
- 208/230V MPA024S4S-1P Outdoor Unit Wiring Diagram90
- 208/230V MPA030S4S-1P Outdoor Unit Wiring Diagram91
- 208/230V MPA036S4S-1P Outdoor Unit Wiring Diagram92
- 208/230V MPA048S4S-1P Outdoor Unit Wiring Diagram93
Section 9.1 - Multi-Zone Wiring Diagrams94
- 208/230V MPA018S4M-1P Outdoor Unit Wiring Diagram95
- 208/230V MPA030S4M-1P Outdoor Unit Wiring Diagram95
- MPA036S4M-1P Outdoor Unit Wiring Diagram96
- MPA048S4M-1P Outdoor Unit Wiring Diagram96
Section 9.1 - Indoor Unit Wiring Diagrams97
- MWMA Unit Wiring Diagram98
- M22A009S4-1P, M22A012S4-1P, M22A018S4-1P, M33A024S4-1P Unit Wiring Diagram99
- M33A036S4-1P & M33A048S4-1P Unit Wiring Diagram100
- MMDA024S4-1P Ducted Units Wiring Diagram101
- MMDA036S4-1P & MMDA048SA-1P Ducted Units Wiring Diagram101
- MMDA009S4-1P, MMDA012S4-1P, MMDAA018S4-1P Ducted Units Wiring Diagram102
- MCFA024S4-1P Unit Wiring Diagram103
- MCFA036S4-1P Unit Wiring Diagram103
- MCFA048S4-1P Unit Wiring Diagram104
Section 10 - Condensate Pipe Work Installation Data105
Section 10.1 - Outdoor Unit Condensate Pipe106
- Condensate Piping Requirements - Outdoor Unit107
Section 10.2 - Indoor Unit Gravity Drain108
- Condensate Piping Requirements - MWMA & MCFA109
Section 10.3 - Indoor Unit Lift Pump110
- Condensate Piping Requirements - MMDA & M22A/M33A111
- Mmda111
- M22A and M33A112
Section 11 - Controls113
Section 11.1 - M0Stat60Q Wireless Controller114
Section 11.2 - M0Stat61Q-1 Wired Controller117
Section 12 - Start up119
Section 12.1 - General Start up Information120
- Outdoor Unit Spot Check Function121
- Outdoor Unit's Digital Display Tube125
Section 13 - Fault Codes126
Section 13.1 - Quick Reference Guide - Fault Codes128
- Single Zone 009/012 115VAC/208-230VAC Outdoor Units Quick Reference129
- Single Zone 018/030 208-230VAC Outdoor Units Quick Reference130
- Multi-Zone Outdoor Units Quick Reference131
- Indoor Unit Fault Code Units Quick Reference for ALL Indoor Units132
Section 13.2 - Troubleshooting Single Zone Outdoor Units133
Section 13.3 - Troubleshooting Multi-Zone Outdoor Units140
- E0 Fault Code143
- E0 Flow Chart144
- E2 Fault Code145
- E2 Flowchart146
- E3 Fault Code149
- E3 Flow Chart150
- E4 Fault Code152
- E4 Flow Chart153
- E5 Fault Code154
- E5 Flow Chart155
- E6 Fault Code160
- E6 Flow Chart161
- E8 Fault Code164
- E8 Flow Chart165
- F1 Fault Code168
- F1 Flow Chart169
- F2 Fault Code170
- F2 Flow Chart171
- F3 Fault Code172
- F3 Flow Chart173
- F4 Fault Code174
- F4 Flow Chart175
- F5 Fault Code176
- F5 Flow Chart177
- F6 Fault Code178
- P1 Fault Code179
- P1 Flow Chart180
- P2 Fault Code182
- P2 Flow Chart183
- P3 Fault Code185
- P3 Flow Chart186
- P4 Fault Code188
- P4 Flow Chart189
- P5 Fault Code190
- P5 Flow Chart191
- P6 Fault Code192
- P6 Flowchart193
Section 13.4 - Indoor Unit Fault Codes194
- E0 Fault Code197
- E0 Flowchart198
- E1 Fault Code199
- E1 Flow Chart200
- E3 Fault Code202
- E3 Flow Chart203
- E4 Fault Code204
- E4 Flow Chart205
- E5 Fault Code206
- E5 Flow Chart207
- EC Fault Code208
- EC Flow Chart209
- EE Fault Code210
- EE Flow Chart211
- F0 Fault Code212
- F0 Flow Chart213
- F1 Fault Code214
- F1 Flow Chart215
- F2 Fault Code216
- F2 Flow Chart217
- F3 Fault Code218
- F3 Flow Chart219
- F4 Fault Code220
- F4 Flow Chart221
- F5 Fault Code222
- F5 Flow Chart223
- F6 Fault Code224
- F6 Flow Chart225
- P0 Fault Code226
- P0 Flowchart227
- P1 Fault Code228
- P1 Flow Chart229
- P3 Fault Code230
- P3 Flow Chart231
- P4 Fault Code232
- P4 Flow Chart233
- P5 / -- Fault Code234
- P6 Fault Code235
- P6 Flow Charts236
- P7 Fault Code239
- P7 Flow Chart240
- Temperature Sensor Resistance Value Table (°C--K)241
- Appendix 1241
- Discharge Temperature Sensor Table (°C--K)242
- Appendix 2242
- Celsius to Fahrenheit Conversion Table243
- Appendix 3243
- Compressor Check244
- IPM Check245
- AC Fan Motor246
- 4-Way Valve247
- EXV Check248
- Low Voltage Protection251
- Compressor Current Limit Protection251
- Electronic Functions Abbreviations252
- Electronic Control Working Environment252
- Main Protection252
- Compressor Preheating Functions253
- Compressor Crankcase Heater253
- Capacity Request Calculation254
- Defrost Control256
- Outdoor Fan Control257
- Four-Way Valve Control258
- Electronic Expansion Valve (EXV) Control258

Lennox MPA048S4S-1P User Manual

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Brand	Lennox
Model	MPA048S4S-1P
Category	Air Conditioner
Language	English