A.O. Smith FPS 75, FPSE50, fps50, FPS40 manual Blower Runs Constantly

	FPS/FPSE/FPD TECHNICAL TRAINING AND SERVICE WORKBOOK
	FPSE 40 and 50 SERVICE AND OPERATION cont.
	FPD 40 and 50 SERVICE AND OPERATION cont.
Trouble-	BLOWER RUNS CONSTANTLY
shooting	(CAlliNG FOR HEAT, NO PilOT)
cont.

First make the Preliminary Checks (see page 45), then perform each of the following tests until cause of the failure is determined:

1.Air Pressure Switch

2.CableTest

3.THWire Test

4.PV-PVIMVTest

5.Spark Test

6.Pilot Valve

@1995
A.D. Smith	Technical	Information
Water Products Co.	54	IrvinQ, Texas