宁波明升太阳能科技有限公司
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III. Installation instruction
1. The location of solar heat collector must expose to the sun,and exists no shelter from sunshine all around and above. It must be fixed firmly in order to be protected from the damage of high wind.
2. The installation of main parts of the system shall be in order of support ,water tank and the vacuum tube heat collector
3. When assembling the vacuum tube ,put firstly some lubricant such as detergent to the mouth of tubes .Put on secondly the dust resistance ring. Insert (with turning) slowly the tube into water tank along the axis of the hole on the tank. Withdraw a little the tube ,and insert into the hole of the end seat .Assemble firstly two tubes to the two end holes of the water tank .Adjust the clearanca between the tank ho1e and the vacuum tube to be uniform .Fix it to the tank with screws.then,assemble the rest of tubes.
4. Following finish of installation of main parts, tubes and pipe connection start to proceed .
The connection will include for water out and in, overflow tube,vent.Connection of vent and overflow tube is especially important,as it will otherwise break the water tank.
5. Filling cold water to the vacuum tube solar heat collector which is empty but heated for long under sunshine is prohibited.Because,that will cause the explosion of tubes.It is recommended to fill water in the morning or during night time.
6.To ensure a normal work of the water heater during the winter time, it is recommended to protect the pipe line from frozen weather or evacuate the pipe line in order to avoid freeze and crack.
a. Installation of water heater for flat roof
1.An installation form of flowing down naturally is the most popular one.The installation can be configured as single tube for water in or out.or separated cold and hot water tubes . Different accessories are furnished for the automatic control of level and temperature.For the installation of automatic control accessories,read the instruction carefully.
2 Installation form of pressing up type is for the zone wih high annually average temperature.
1. Crossing type water heater is suitable for roof with 30℃ slope and low ridge.
2 Adjustable type of water heater is suitable for roof with 60℃ slope and higher ridge.
3. Crossing type and adjustable type heater are parts interchangeable for re-configuration.
c. Installation of solar water heater system
1. Parallel connection is suitable for the user requiring larger hot water
volume and flow.
2 .Serial connection is suitable for the user requiring less hot waler volume and flow.
3 The combination of parallel and serial connection can be practically configured as required.
4.Lightning rod must be installed 50cm higher than the water tank,and
Connect to the lightning rod of the building.