Maintenance; Seasonal (K2, K3) - LG ARNH963K2A2 Installation Manual

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Seasonal (K2, K3)

Maintenance
Table 23 outlines the timeline of maintenance that should be followed for the Hydro Kit. This maintenance table applies to both Hydro Kit
Chassis.
• When following the table maintenance schedule, you might want to make copies of this table and then enter the date that maintenance was
completed in the Date Maintenance Performed column.
Table 23: Maintenance Scheduling Table
Scheduled Time
Monthly Verify system water level is correct.
Purge any air from the system using the manual air vent.
Check for water leaks in the system.
Test the circulating water loop for proper levels of water
treatment chemicals and anti-freeze.
Quarterly Verify the strainer is clean.
Check the pump, valve stems, and pipe connections for
leaks.
Check refrigerant pipe and water pipe insulation for tears
or other damage that exposes cold surfaces that produce
condensation.
Replace insulation that is wet and repair as needed.
Annually Verify the flow switch is operating correctly.
operation test
flow Switch Error Troubleshooting - CH14
The following troubleshooting steps should be taken when checking Flow Switch issues.
• Check whether operation of water pump is normal.
• Check for blockage inside water pipe.
• Refrigerant strainer cleaning
• Valve locked
• Valve malfunction
• Air remaining
• Check for flow switch issue.
• Flow switch malfunction
• Unknown operation
• Flow switch disconnection
72
Maintenance Procedure
Due to our policy of continuous product innovation, some specifications may change without notification.
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date Maintenance
Performed