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MAINTENANCE AND INSPECTION
ROUTINE INSPECTION
To keep your water heater operating optimally please refer to the below recommended
inspection and maintenance checklists. Marey recommends a periodic inspection performed
by a qualied service technician. An annual inspection is normally sufcient. Frequent visual
inspections by the owner are recommended. Any repairs should be performed by a qualied
service technician using only factory authorized components.
ROUTINE INSPECTION CHECKLIST
Any ammable materials in the vicinity of the water heater or exhaust piping?
Any unusual noises coming from the heater while in operation?
Are the air intake and exhaust free from any blockage or foreign objects?
Signs of water leakage around the water heater or pipes?
Any signs of water leaking near heater or pipes?
Any abnormal appearance to unit casing?
MAINTENANCE CHECKLIST
Clean outside of unit and control panel
Use a wet cloth to remove any surface dirt. Use a dry cloth to wipe it dry.
A very mild detergent may be used if unit is very dirty.
Never use any petroleum based cleaners or solvents. These solvents can damage the
panel.
Check and clear Air Intake of any debris that might impede air ow.
Clean inlet water screen
Examine venting system
Clean inside of unit by vacuuming or blowing out dust that collects in the unit. Do not
open the burner this cleaning should only be done by authorized service personnel.
Visual ame inspection
Lime scale cleaning
The heater and exhaust piping will be hot during and shortly after
use. Use caution when working in the area around the heater.
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