3.9

Out of 5 Ratings

Owner's of the A.O. Smith Water Heater fps50 gave it a score of 3.9 out of 5. Here's how the scores stacked up:
  • Reliability

    3.6 out of 5
  • Durability

    4.2 out of 5
  • Maintenance

    3.8 out of 5
  • Performance

    3.8 out of 5
  • Ease of Use

    4.0 out of 5
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FPS/FPSE/FPD TECHNICAL TRAINING AND SERVICE WORKBOOK
FPS 75 SERVICE AND OPERATION cant.
Trouble-
shooting
cont.
BLOWER RUNS CONSTANTLY
(CAlliNG FOR HEAT, NO PilOT)
First make the Preliminary Checks (see page 71) then perform each of the
following tests until cause of the failure is determined:
1. Air Pressure Switch Test
2. Vent High Limit Test
3. Blower Test -
4. Cable Test
5. High Limit Test
6. TH Wire Test
7. PV - MV/PV Test
8. Spark Test
9. Pilot Solenoid Test