A.O. Smith Water Heater fps50 User Manual

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
AIR FOR COMBUSTION cant.
SOLUTION
CONDITION
CAUSE
Seal vent joints
Burnt gas odor when
heater is operatinq
Leaking vent
joints
Blocked vent
Clear vent blockaQe
The majority of the complaints associated with the operation of the will likely be a direct result of
improper venting. If the customer complains of smelling burnt gas around the water heater, first
check for vent gases that may be leaking from the PVC joints or around the area between the blower
assembly and water heater. Seal all leaks with the high temperature silicone sealant provided.
Check for restrictions in the venting that may cause some spillage of burnt gas into the room and
check your draft, visually inspecting the vent termination for blockage, clearing blockage as
necessary.
Improper venting is also a major cause of sooting in water heaters. If you experience sooting with
the POWER SHO~, check that the inlet air damper swings freely and opens 1 1/4" when the blower
is running.
If water is dripping from the blower, condensate is the culprit
condensate tee, and pipe to drain.
To correct the problem, install a
If the customer complains of nuisance pilot outage or pilot gas odor on standby, this may be due to a
lack of combustion air, or other appliance (exhaust fans, clothes dryers, etc.) creating a backdratt in
the FPS venting. In either case, install additional make-up air ducts.
Technical Information
Irving, Texas
17
@1995
A.D. Smith
Water Products Co.

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