Haier HEH50ET Use & Care Guide

To adjust the temperature settings, locate the thermostat control knob on the front panel of the unit. Turn the knob clockwise to increase the temperature or counterclockwise to decrease it. Ensure the power supply is off before making adjustments.
First, check the power supply and ensure the unit is receiving electricity. Inspect the circuit breaker and reset it if necessary. If the problem persists, examine the thermostat settings and heating elements for faults or damage.
It is recommended to perform maintenance every six months. This includes checking the anode rod, flushing the tank to remove sediment, and inspecting the heating elements and wiring for any signs of wear or damage.
While it is possible for someone with plumbing experience to install the unit, it is recommended to hire a professional to ensure the installation meets local codes and regulations, and to avoid any potential issues.
The Haier HEH50ET typically requires standard 3/4-inch NPT water inlet and outlet connections. Ensure that the connections are tightly sealed to prevent leaks.
To drain the tank, turn off the power supply and water inlet valve. Attach a hose to the drain valve at the bottom of the tank and direct it to a suitable drainage area. Open the drain valve and allow the water to flow out completely.
Inspect all water connections for tightness and signs of damage. Check the pressure relief valve for proper function and replace if necessary. If the tank itself is leaking, it may need to be replaced.
To reset the unit, locate the reset button on the thermostat. Turn off the power supply, press the reset button, and then restore power. If the issue continues, consult a technician.
The Haier HEH50ET is designed to be energy-efficient, typically featuring an Energy Factor (EF) rating of around 0.90, indicating efficient heating performance.
Yes, the Haier HEH50ET can be integrated into a solar water heating system. Consult with a professional installer to ensure compatibility and optimal setup with your existing system.