Amana GUCA045AX30 Service Instructions Manual page 67

NEGATIVE NEGATIVE
PRESSURE PRESSURE
WITH FLUE WITH FLUE
MODEL
NOT FIRING
TYPICAL SEA TYPICAL SEA
LEVEL DATA LEVEL DATA
GUCA045AX30
-1.00
GCCA045AX30
GUCA070AX30
-0.80
GCCA070AX30
GUCA070AX40
-0.70
GCCA070AX40
GUCA090AX40
-0.60
GCCA090AX40
GUCA090AX50
-0.60
GCCA090AX50
GUCA115AX50
-0.60
GCCA115AX50
Note: All installations above 7,000 ft. require a pressure switch change. For installations in Canada the Amana 90% furnace is certified only to 4500.ft.
Note: Replacement pressure switch number is listed below high altitude kit number.
Note: Minimum negative pressure required to activate the pressure switch is -0.52" w.c.
SERVICING
PRESSURE SWITCH TRIP POINTS AND USAGE CHART
NEGATIVE NEGATIVE
PRESSURE PRESSURE
COIL COVER COIL COVER
FIRING NOT FIRING FIRING
TYPICAL SEA TYPICAL SEA
LEVEL DATA LEVEL DATA
-1.05 -0.65 -1.10
-0.95 -0.60 -1.10
-0.85 -0.80 -1.30
-0.75 -0.80 -1.30
-0.85 -0.80 -1.30
-0.85 -1.40 -1.90
PRESSURE SWITCH TRIP POINTS AND USAGE
0 to 7,000 ft.
TRIP POINT TRIP POINT
COIL COVER ID MOTOR PRESSURE
PRESSURE PRESSURE SWITCH
SWITCH SWITCH
-0.37 -0.37 PROD.
-0.37 -0.37 PROD.
-0.37 -0.37 PROD.
-0.37 -0.37 PROD.
-0.37 -0.37 PROD.
-0.37 -0.37 PROD.
7,001 to 11,000 ft.
TRIP POINT TRIP POINT
HIGH
COIL COVER ID MOTOR
ALTITUDE
PRESSURE PRESSURE
SWITCH SWITCH
HAPS27
-0.37 -0.16
20197307
HAPS27
-0.37 -0.16
20197307
HAPS27
-0.37 -0.16
20197307
HAPS27
-0.37 -0.16
20197307
HAPS27
-0.37 -0.16
20197307
HAPS27
-0.37 -0.16
20197307
67
KIT
Rev. 0