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Installation instructions and maintenance for the GRAF 

rainwater reservoir Top-Tank 

 

 
GRAF Top-Tank 
 
Order Nr.: 323002 

 

 

 

   

 

The points described in these 
instructions must be followed 
correctly. If not correctly 
observed, any right to claim on 
the guarantee may be refused. 
For all additional Graf articles 
purchased there are separate 
installation instructions 
enclosed in the transportation 
packing.  
 
Any missing instructions must 
be requested directly from us. 
 
A complete check of all the 
items/components for possible 
damage must be carried out 
before the assembly or 
installation begins. 
 
The installation must be carried 
out by a professional firm. 

 

Table of Contents 

 

1. 

GENERAL NOTES 

1.1

 

Safety 

2

 

1.2

 

Identification obligation 

2

 

2. 

INSTALLATION SET UP REQUIREMENTS 

2.1

 

Assembly above ground 

2

 

3. 

TRANSPORT AND STORAGE 

3.1

 

Transport 

2

 

3.2

 

Storage 

2

 

4. 

TECHNICAL DATA 

5. 

ASSEMBLY 

5.1

 

Trial installation 

3

 

5.2

 

Tank assembly 

3

 

6. 

ASSEMBLY ABOVE GROUND 

6.1

 

Joining multiple vessels 

4

 

6.2

 

Laying connections 

4

 

7. 

SERVICE AND MAINTENANCE 

4

 

 

Summary of Contents for RainHarvest Systems Top-Tank 323002

Page 1: ...g Any missing instructions must be requested directly from us A complete check of all the items components for possible damage must be carried out before the assembly or installation begins The installation must be carried out by a professional firm Table of Contents 1 GENERAL NOTES 2 1 1 Safety 2 1 2 Identification obligation 2 2 INSTALLATION SET UP REQUIREMENTS 2 2 1 Assembly above ground 2 3 TR...

Page 2: ...an accidental connection to the drinking water network even after years Even when there are correct labels irritations are possible e g through children That is why all tapping points of process water have to be installed with child proof valves 2 Installation set up requirements 2 1 Assembly above ground The tanks must be installed on an appropriate level and compacted surface that is free from s...

Page 3: ...f the inner seat recess Before the second half of the tank is set in position the seal and the seat recess of the upper half must also be well coated with the lubricating soft soap During the assembly it is important to ensure that the seal does not slip out of the seat recess To secure the two halves the connection clips are fitted first in a counter clockwise direction and then in a clockwise di...

Page 4: ... into the tank at least 20 cm If more than two tanks are to be connected to one another then in addition to the lower connection inlet there must also be an upper connection to ensure ventilation 6 2 Laying connections The connection of the inlet and overflow is by means of the pre drilled openings of the tank or by means of the pre molded connection points intended for opening All the suction and...

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