Lennox M22A018S4-1P Manuals

Manuals and User Guides for Lennox M22A018S4-1P. We have 2 Lennox M22A018S4-1P manuals available for free PDF download: Service Manual, Installation Instructions Manual

Lennox M22A018S4-1P Service Manual (258 pages)

Mini-split systems

Brand: Lennox | Category: Air Conditioner | Size: 14 MB

Table of Contents
3
Section 1 - Outdoor Unit Data
9
Section 1.1 - Mpa Single Zone Condensing Units
10
Section 1.2 - Mpa Multi-Zone Condensing Unit
15
- Specifications - 1.5 - 2.5 Ton Mpa Outdoor Units
  16
- Specifications - 3 - 4 Ton Mpa Outdoor Units
  17
Section 2 - Indoor Unit Data
18
Section 2.1 - M22A Compact Cassette Unit
19
Section 2.2 - M33A Cassette Unit
24
- Model Number Identification
  25
- Specifications - Cassette Indoor Units - M33A024-048
  26
Section 2.3 - Mmda Ducted Unit
27
Section 2.4 - Mwma Wall Mounted Unit
33
Section 2.5 - Mcfa Ceiling/Floor Unit
36
Section 3 - Installation Dimensions of Outdoor Units
39
Section 3.1 - Single Zone Installation Dimensions
40
Section 3.2 - Multi-Zone Installation Dimensions
44
- MPA018S4M Dimensions
  45
- MPA030S4M, MPA036S4M Dimensions
  46
- Front View
  46
- MPA048S4M Dimensions
  47
Section 3.3 - Mpa Outdoor Unit Clearances
48
- Outdoor Unit Clearances
  49
Section 4 - Installation Dimensions of Indoor Units
50
Section 4.1 - M22A Compact Cassette
51
Section 4.2 - M33A Cassette Unit
54
Section 4.3 - Mmda Ducted Unit
57
Section 4.4 - Mwma Wall Mounted Unit
60
Section 4.5 - Mcfa Ceiling/Floor Unit
63
Section 5 - Indoor Unit Combinations
66
- Multi-Zone System Combinations
  67
- Multi-Zone System Combinations
  69
Section 6 - Refrigeration Pipe Work
70
Section 6.1 - Single Zone Refrigerant Cycle Diagram
71
Section 6.2 - Multi-Zone Refrigerant Cycle Diagram
73
Section 6.1 - Refrigeration Pipe Work for Singe Zone Systems
78
- Piping Limitations
  79
Section 6.2 - Refrigeration Pipe Work for Multi-Zone Systems
80
Section 7 - Power Wiring for Outdoor & Indoor Units
85
Section 8 - Data Wiring
86
036 & 048 Sizes Only
86
Section 9 - Wiring Diagrams
87
Section 9.1 - Single Zone Wiring Diagrams
88
Section 9.1 - Multi-Zone Wiring Diagrams
94
Section 9.1 - Indoor Unit Wiring Diagrams
97
Section 10 - Condensate Pipe Work Installation Data
105
Section 10.1 - Outdoor Unit Condensate Pipe
106
- Condensate Piping Requirements - Outdoor Unit
  107
Section 10.2 - Indoor Unit Gravity Drain
108
- Condensate Piping Requirements - MWMA & MCFA
  109
Section 10.3 - Indoor Unit Lift Pump
110
- Condensate Piping Requirements - MMDA & M22A/M33A
  111
- Mmda
  111
- M22A and M33A
  112
Section 11 - Controls
113
Section 11.1 - M0Stat60Q Wireless Controller
114
Section 11.2 - M0Stat61Q-1 Wired Controller
117
Section 12 - Start up
119
Section 12.1 - General Start up Information
120
- Outdoor Unit Spot Check Function
  121
- Outdoor Unit's Digital Display Tube
  125
Section 13 - Fault Codes
126
Section 13.1 - Quick Reference Guide - Fault Codes
128
Section 13.2 - Troubleshooting Single Zone Outdoor Units
133
Section 13.3 - Troubleshooting Multi-Zone Outdoor Units
140
- E0 Fault Code
  143
- E0 Flow Chart
  144
- E2 Fault Code
  145
- E2 Flowchart
  146
- E3 Fault Code
  149
- E3 Flow Chart
  150
- E4 Fault Code
  152
- E4 Flow Chart
  153
- E5 Fault Code
  154
- E5 Flow Chart
  155
- E6 Fault Code
  160
- E6 Flow Chart
  161
- E8 Fault Code
  164
- E8 Flow Chart
  165
- F1 Fault Code
  168
- F1 Flow Chart
  169
- F2 Fault Code
  170
- F2 Flow Chart
  171
- F3 Fault Code
  172
- F3 Flow Chart
  173
- F4 Fault Code
  174
- F4 Flow Chart
  175
- F5 Fault Code
  176
- F5 Flow Chart
  177
- F6 Fault Code
  178
- P1 Fault Code
  179
- P1 Flow Chart
  180
- P2 Fault Code
  182
- P2 Flow Chart
  183
- P3 Fault Code
  185
- P3 Flow Chart
  186
- P4 Fault Code
  188
- P4 Flow Chart
  189
- P5 Fault Code
  190
- P5 Flow Chart
  191
- P6 Fault Code
  192
- P6 Flowchart
  193
Section 13.4 - Indoor Unit Fault Codes
194
- E0 Fault Code
  197
- E0 Flowchart
  198
- E1 Fault Code
  199
- E1 Flow Chart
  200
- E3 Fault Code
  202
- E3 Flow Chart
  203
- E4 Fault Code
  204
- E4 Flow Chart
  205
- E5 Fault Code
  206
- E5 Flow Chart
  207
- EC Fault Code
  208
- EC Flow Chart
  209
- EE Fault Code
  210
- EE Flow Chart
  211
- F0 Fault Code
  212
- F0 Flow Chart
  213
- F1 Fault Code
  214
- F1 Flow Chart
  215
- F2 Fault Code
  216
- F2 Flow Chart
  217
- F3 Fault Code
  218
- F3 Flow Chart
  219
- F4 Fault Code
  220
- F4 Flow Chart
  221
- F5 Fault Code
  222
- F5 Flow Chart
  223
- F6 Fault Code
  224
- F6 Flow Chart
  225
- P0 Fault Code
  226
- P0 Flowchart
  227
- P1 Fault Code
  228
- P1 Flow Chart
  229
- P3 Fault Code
  230
- P3 Flow Chart
  231
- P4 Fault Code
  232
- P4 Flow Chart
  233
- P5 / -- Fault Code
  234
- P6 Fault Code
  235
- P6 Flow Charts
  236
- P7 Fault Code
  239
- P7 Flow Chart
  240
- Temperature Sensor Resistance Value Table (°C--K)
  241
- Appendix 1
  241
- Discharge Temperature Sensor Table (°C--K)
  242
- Appendix 2
  242
- Celsius to Fahrenheit Conversion Table
  243
- Appendix 3
  243
- Compressor Check
  244
- IPM Check
  245
- AC Fan Motor
  246
- 4-Way Valve
  247
- EXV Check
  248
- Low Voltage Protection
  251
- Compressor Current Limit Protection
  251
- Electronic Functions Abbreviations
  252
- Electronic Control Working Environment
  252
- Main Protection
  252
- Compressor Preheating Functions
  253
- Compressor Crankcase Heater
  253
- Capacity Request Calculation
  254
- Defrost Control
  256
- Outdoor Fan Control
  257
- Four-Way Valve Control
  258
- Electronic Expansion Valve (EXV) Control
  258

Lennox M22A018S4-1P Installation Instructions Manual (28 pages)

MLA Series; MPA Series; MPB Series; M22A Series; M33A Series; M33B Series

Brand: Lennox | Category: Air Conditioner | Size: 9 MB

Table of Contents
1
General
1
Included Parts
2
Model Number Identification
3
Indoor / Outdoor Unit Match-Ups
4
Typical System Components
5
System Dimensions
6
- Outdoor Units
  6
- Indoor Units
  7
System Clearances
9
- Outdoor Unit
  9
- Indoor Unit
  9
Torque Requirements for Caps and Fasteners
10
Indoor Unit Installation
10
Outdoor Unit Installation
13
Refrigerant Piping Connections
17
Leak Test and Evacuation
18
- Leak Test
  18
- Triple Evacuation Procedure
  18
Wiring Connections
19
- Outdoor Unit
  19
- Indoor Unit
  19
- Control Board
  22
Unit Start-Up
27
Adding Refrigerant for Longer Line Set
27
Troubleshooting
28
Test Run
28
- Pre-Checks
  28
- Procedure
  28
Dry Mode Operation (Dehumidification)
28
- Sequence of Operation
  28

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