Manual 2100-587J
Page
2 of 59
CONTENTS
Getting Other Information and Publications ...4
Wall Mount Gas/Electric General Information ..5
WG Series Model Nomenclature ........................... 5
Ventilation Options ............................................. 5
Air Conditioning Module Options .......................... 6
Installation ..............................................................9
1. Important ....................................................... 9
2. Application ..................................................... 9
3. Duct Work ....................................................... 9
4. High Altitude Applications ................................ 9
5. Transportation Damage ................................... 10
6. General Information ....................................... 10
7. Wall Mounting Information ............................. 10
8. Mounting the Unit ......................................... 10
9. Clearances .................................................... 16
10. Vent Terminal and Combustion Air Inlet Hood ... 17
11. Optional Vertical Venting ................................ 17
12. Vent Resizing Instructions .............................. 18
13. Fresh Air Intake ............................................. 18
14. Condensate Drain .......................................... 18
15. Wiring – Main Power ...................................... 18
16. Wiring – Low Voltage Wiring ............................ 20
17. Thermostats .................................................. 20
18. Gas Supply and Piping ................................... 26
19. Manifold Pressure Adjustment ........................ 27
20. Checking Gas Input Rate ................................ 27
21. Standard Orifice Sizing and
High Altitude Derate ...................................... 29
22. Conversion of Gas Input BTUH from High
to Low Rating ................................................ 31
23. Measuring Air Temperature Rise ...................... 31
24. Filters .......................................................... 32
25. Compressor Control Module ............................ 32
26 Phase Monitor ............................................... 34
27. Lighting and Shutdown Instructions ................ 35
28. Service Agency Procedures ............................. 36
29. Maintaining Unit in Good Working Order .......... 36
30. Replacement Parts ........................................ 37
31. Sequence of Operation – Heating .................... 38
32. Sequence of Operation – Cooling..................... 38
33. Indoor Blower Operation ................................. 39
Start Up ..................................................................41
Application ...................................................... 41
Important Installer Note .................................... 41
High and Low Pressure Switch ........................... 41
Three Phase Scroll Compressor .......................... 41
Service ....................................................................42
Compressor Solenoid ........................................ 42
Fan Blade Setting Dimensions ........................... 42
Removal of Fan Shroud ..................................... 42
ECM
TM
Motors .................................................. 43
34. Pressure Service Ports ................................... 45
35. R-410A Refrigerant Charge ............................ 46
36. Low NOx Burner Assembly "N" Suffix
Models Only – U.S. Installations Only .............. 46
Index – Wiring Diagrams and Ladder Diagrams ....... 47
Wiring Diagrams and Ladder Diagrams ................... 48
Page
Page
Summary of Contents for WG Series
Page 11: ...Manual 2100 587J Page 11 of 59 FIGURE 2A Mounting Instructions for WG3S2...
Page 12: ...Manual 2100 587J Page 12 of 59 FIGURE 2B Mounting Instructions for WG4S2 and WG5S2...
Page 15: ...Manual 2100 587J Page 15 of 59 FIGURE 6 Common Wall Mounting Installations...
Page 25: ...Manual 2100 587J Page 25 of 59 FIGURE 11 Gas Pipe Connection...
