PROBLEM SOLUTION
Modulating Motor Does Not
Operate
1. Manual-automatic switch in wrong position.
2. Linkage loose or jammed.
3. Motor does not drive to open or close du
ring pre-purge or close on burner shut-
down.
a. Motor defective.
b. Loose electrical connection.
c. Damper motor transformer defective.
4. Motor does not operate on demand.
a. Manual-automatic switch in wrong position.
b. Modulating control improp
erly set or inoperative.
c. Motor defective.
d. Loose electrical connection.
e. Damper motor transformer defective.
Profire V Burner Chapter 2
750-177 2-53
O. Burner Specs
Model FLX Burner Characteristics
Model No.
Burner Maximum
Input
MBH
Burner Model
Fan Motor (3450 RPM)
Vo
ltage
FLX-150 1500 PFVLG-15 115/230/1/60
FLX-200 2000 PFVLG-20 115/230/1/60
FLX-250 2500 PFVLG-25 115/230/1/60
FLX-300 3000 PFVLG-30 115/230/1/60
FLX-350 3500 PFVLG-35 208/230/1/60
FLX-400 4000 PFVLG-40 208/230/1/60
FLX-450 4500 PFVLG-45 208-230/460/3/60
FLX-500 5000 PFVLG-50 230/460/3/60
FLX-550 5500 PFVLG-55 230/460/3/60
FLX-600 6000 PFVLG-60 460/3/60
FLX-700 7000 PFVLG-70 460/3/60
FLX-800 8000 PFVLG-80 460/3/60
FLX-900 9000 PFVLG-90 460/3/60
FLX-1000 10000 PFVLG-100 460/3/60
FLX-1100 11000 PFVLG-110 460/3/60
FLX-1200 12000 PFVLG-120 460/3/60
Notes:
1. Burner model selection shown is subject to changed and is based on actual application (altitude, gas pressure, reduced
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