HOMCOM 820-311V00 User Manual page 7

Attention!
Inspect the heater regularly. If you find any leaks, close the main valve
●
straight away.
Be cautious of hot water to prevent scalding.
●
After installation:
● Use a screwdriver to open the air
vent, open the valve and let the water
flow into the product. Check all
connection points for possible leaks.
● Once the water flows from the air
vent, there will be no air in the tube.
● Use a screwdriver to close the vent,
then turn on the valve – the product is
ready to use.