Lochinvar Boiler WHB110L

Ensure the boiler is not frozen

Shut off power and gas if the boiler is frozen

Contact the factory for further instructions if frozen

Turn off power to the boiler before any service operation

Perform maintenance as per Table 12A

Ensure the boiler is not frozen

Shut off power and gas to the appliance if frozen

Contact the factory for further instructions if frozen

Turn off power to the boiler before any service operation

Inspect the boiler annually by a qualified service technician

Perform maintenance as designated in Table 12A

Check the expansion tank type (open, closed, diaphragm, or bladder)

Ensure the boiler is not frozen. If frozen, shut off power and gas immediately and contact the factory.

Turn off power to the boiler before starting inspection.

Check that the condensate trap is properly installed and connected to the condensate pipe under the boiler.

Inspect the condensate line for obstructions to ensure free flow for condensate to drain.

Inspect the neutralizing kit (if installed) to ensure proper drainage and adequate neutralizing agent.

Restore power to the boiler after inspection is complete.

Ensure the water meets the requirements of the manual

Close automatic and manual air vents

Fill to correct system pressure

Enter the minimum cold water fill pressure

Check the system thoroughly for any leaks

Ensure the boiler is not frozen

Shut off power and gas to the appliance if frozen

Contact the factory for further instructions if frozen

Turn off power to the boiler before any service operation

Inspect all water and gas piping for leaks

Look for signs of leaking lines and correct any problems found

Check gas line using the procedure found in Section 7 - Gas Connections