Table Of Contents - GE AZ45E07DA Series Technical Service Manual

Safety Requirements ..................................................................................................................................................................... 6
Tools Required ................................................................................................................................................................................... 7
Introduction ....................................................................................................................................................................................... 8
Nomenclature ................................................................................................................................................................................... 9
Operation ............................................................................................................................................................................................ 10
Cooling ....................................................................................................................................................................................... 10
Heating ...................................................................................................................................................................................... 10
All Heat Pump Lockout Mode .......................................................................................................................................... 13
Boost Heat Mode .................................................................................................................................................................. 13
Fan Cycle Operation ............................................................................................................................................................ 14
Fan Cycle - Resistance Heating Mode ........................................................................................................................ 15
Fan Cycle - Heat Pump Mode.......................................................................................................................................... 16
Constant Fan ........................................................................................................................................................................... 17
Random Restart..................................................................................................................................................................... 18
Freeze Prevention for Indoor Coil (Cooling) ............................................................................................................... 20
Indoor Coil Overheat Protection .................................................................................................................................... 21
Reverse Cycle Defrosting Heat Pump Mode ............................................................................................................ 22
Internal Condensate Removal Control ........................................................................................................................ 23
Heat Sentinel Mode .............................................................................................................................................................. 24
Freeze Sentinel Mode .......................................................................................................................................................... 24
Control Lock Out .................................................................................................................................................................... 24
Auxiliary Controls .................................................................................................................................................................. 24
Aux Set ....................................................................................................................................................................................... 25
CDC - (Field Supplied) .......................................................................................................................................................... 26
External Fan - (Field Installed) ......................................................................................................................................... 26
Remote Thermostat ............................................................................................................................................................. 26
Controls ................................................................................................................................................................................................ 27
Main Board - Front Cover .................................................................................................................................................. 27
Main Board ............................................................................................................................................................................... 28
Component Checks at Main Board ............................................................................................................................... 29
Service Main Board ......................................................................................................................................................................... 30

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