SunMaxx Solar LLC
Page 31 of 39
After the system installation, check there is no leakage in the system and follow these
steps to start up the system.
To fill and turn on the water heater:
Step 1: Connect Garden Pipe to Drain Valve V4, and keep V4 open.
Step 2: Open the following valves: V0, V2, V4 and shut off the following valves: V1,
V3, V5
Step 3: Keep the water running for 5 minutes to flush out the solder or stains after the
water from V4 is observed.
Step 4: Shut off V4 and open V3, and the system is in normal operating status.
NOTE:
1. Please check all the valves are working well and the system is filled with water completely
before putting the system in operation.
2. Please install the thermostatic mixing valve to make sure the outlet temperature is lower
than 50
℃
.
3. Please use the pipe connecting the T&P valve hole in order to allow steam caused by high
temperature and pressure of the system to escape in such a way that no damage is done to the
system or any other materials in the building by the drained hot water. For information on
regular operation of safety valves, please see the user guideline in the packing of safety valves.
4.The system must be maintenance by a specialist.
8. Troubleshooting
If you are having a problem with your unit, try the suggestions below. If the problem
persists, please contact the manufacturer.
Problem
Possible solutions
Solar system leaking
Stop the system. Cut off V0 to stop the mains water into the
system. Use V5 drain valve to drain all the water in the tank
and then call for service immediately
Solar system has low working performance
a) Less solar insolation in your geography area: take use
of other assistant energy sources, such as electric heating
system or gas heating.
b) Vacuum tube broken: replace a new fine vacuum tube