10.0 Service and maintenance
Inspection of the hydronic heat pump is to be performed annually by a qualified service technician.
Caution
The owner is responsible for general care of the hydronic heat pump. Improper
maintenance may result in a hazardous condition.
10.1 Maintenance checklist for homeowner
Maintenance Required Frequency Check
Inspect system for unusual noises. Call your local heating contractor for
service if needed.
As needed
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Keep combustible materials and flammable liquids and vapors away from
the hydronic heat pump.
As needed
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Inspection of the unit is to be performed annually by a qualified service
technician.
Annually
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Keep outdoor unit grill free of paper, leaves, grass trimmings etc. As needed
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10.2 Maintenance checklist for heating contractor
Caution
Label all wires prior to disconnection when servicing controls. Wiring errors can cause
improper and dangerous operation.
Maintenance Required Check
Check calibration of thermometers and pressure gauges
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Clean heat exchangers
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Clean water-side strainers
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Exercise all manual bypass and isolation valves
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Check expansion tank charge
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Obtain water sample
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Evaluate water quality
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Check glycol concentration and acidity
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Check / tighten electrical connections
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Test operation of all safety controls and devices
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