Heat pump maintenance history: what to keep track of every year

A complete maintenance history helps identify gradual changes before they develop into a breakdown.

Measurements

Flow, ΔT, water pressure, electrical consumption, and key temperatures are recorded.

Tasks

Cleaning, component replacements, and any adjustments made are noted.

Alarms

Significant codes and the identified causes are recorded.

Benefit

Comparing data year-over-year helps to timely identify performance drops or recurring malfunctions.