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All installations and services must be performed by qualified service personnel.
16
GO TO PROPER COMBUSTION
ACHIEVED SECTION ABOVE
AND SET COMBUSTION
ADJUST BLOWER SPEED
TO RAISE TEMPERATURE
RISE.
-- INCREASE LENGTH OF BURNER ON CYCLE
-- INSULATE CHIMENY WITH CHIMNEY LINER.
DOES FURNACE OPERATE
WITHOUT CONDENSING?
TROUBLE SHOOTING ENDS.
REPEAT PROCEDURE UNTIL TROUBLE FREE OPERATION IS OBTAINED.
Yes
Yes
Yes
Yes
No
No
No
No
Yes
0.59
0.77
0.89
1.00
1.07
1.18
1.30
1.41
1.48
0.55
0.71
0.82
0.93
0.99
1.10
1.21
1.31
1.37
0.45
0.58
0.67
0.76
0.81
0.89
0.99
1.07
1.12
.50
.65
.75
.85
.90
1.00
1.10
1.20
1.25
1.60
1.78
1.95
2.07
2.37
2.66
2.96
3.24
3.55
1.48
1.64
1.81
1.92
2.19
2.47
2.74
3.00
3.29
1.21
1.34
1.48
1.57
1.79
2.01
2.21
2.44
2.69
1.35
1.50
1.65
1.75
2.00
2.25
2.50
2.75
3.00
EFFECTS OF PRESSURE ON NOZZLE FLOW RATE
NOZZLE
RATING
AT
100 PSI
NOZZLE
RATING
AT
100 PSI
NOZZLE FLOW RATES IN
GALLONS PER HOUR (Approx.)
80PSI 120PSI 140PSI
NOZZLE FLOW RATES IN
GALLONS PER HOUR (Approx.)
80 PSI 120 PSI 140 PSI
IS STACK TEMPERATURE
ABOVE 350 DEGREES F?
HAS THE BURNER
COMBUSTION BEEN
SET AS INDICATED
IN ABOVE SECTION?
IS THE TEMPERATURE
DIFFERENCE BETWEEN
SUPPLY AND RETURN AIR
70 DEGREES F OR MORE?