GE ASH220NCDW User Manual

MID-STATIC DUCTED TECHNICAL OVERVIEW
ENGLISH
G-1
MID-STATIC DUCTED TECHNICAL OVERVIEW
Table of Contents
Components ......................................................................................................................................................................... G-2
Component Overview .........................................................................................................................................................G-2
Indoor Unit Circuit Board ..................................................................................................................................................... G-4
Fresh Air Function ................................................................................................................................................................ G-5
Ductwork/Grilles .................................................................................................................................................................. G-6
Testing ..................................................................................................................................................................................G-7
Test Condensate Pump and Associated Float Switch .......................................................................................................G-7
Testing Temperature Sensors ............................................................................................................................................. G-7
Testing Communication Circuit ..........................................................................................................................................G-8
Indoor Fan Motor Voltage Check ........................................................................................................................................ G-8
Static Pressure Charts .........................................................................................................................................................G-9
Board Replacement ...........................................................................................................................................................G-10
Removing the Condensate Pump .....................................................................................................................................G-10
Removing Fan Motor .........................................................................................................................................................G-10
Replacing WiFi Module .......................................................................................................................................................G-11
Wiring Diagram ................................................................................................................................................................... G-12
DIP Switch Settings ............................................................................................................................................................G-13
Error Codes .........................................................................................................................................................................G-14
USYM09UCDSA
USYM12UCDSA
USYM18UCDSA
USYM24UCDSA

GE ASH220NCDW Specifications

General

Brand	GE
Model	ASH220NCDW
Category	Heat Pump
Language	English