Primary Limit - Goodman GCH9 Technical Manual

PRODUCT DESIGN
MODEL
GCH90453BX
GCH90703BX
GCH90704CX
GCH90904CX
GCH90905CX
GCH91155DX
Note: Replacement pressure switch number is listed below high altitude kit number.
Note: All negative pressure readings are in inches of water column (" w.c.).
PRESSURE SWITCH TRIP POINTS AND USAGE CHART
TRIP POINT
PRESSURE
COIL COVER
PRESSURE SWITCH
-.60
-.60
-.37
-.60
-.37
-.60
T.O.D. PRIMARY LIMIT
Part Number 20162906
Open Setting (°F) 170
GCH90453BX 1
1
GCH90703BX
GCH90704CX 1
GCH90904CX
GCH90905DX 1
GCH91155DX
0 to 7,000 ft.
TRIP POINT
ID BLOWER
SWITCH
PRESSURE SWITCH
PART #
20197311 -.60
20197311 -.60
20197313 -.37
20197311 -.60
20197313 -.37
20197311 -.60
20162904 20162907
150 155
1
1
ID BLOWER
PRESSURE
SWITCH
PART #
20197311
20197311
20197313
20197311
20197313
20197311
7