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GEMÜ R477 Tugela
11 Commissioning
11 Commissioning
WARNING
Corrosive chemicals!
▶
Risk of caustic burns.
●
Wear suitable protective gear.
●
Completely drain the plant.
CAUTION
Leakage
▶
Emission of dangerous materials.
●
Provide precautionary measures against exceeding the
maximum permitted pressures caused by pressure
surges (water hammer).
CAUTION
Use as end-of-line valve!
▶
Damage to the GEMÜ product.
●
When using the GEMÜ product as an
end-of-line valve, a mating flange must
be fitted.
CAUTION
Cleaning agent
▶
Damage to the GEMÜ product.
●
The plant operator is responsible for selecting the clean-
ing material and performing the procedure.
1. Check the tightness and the function of the product (close
and reopen the product).
2. Flush the piping system of new plant and following repair
work (the product must be fully open).
ð
Harmful foreign matter has been removed.
ð
The product is ready for use.
3. Commission the product.
4. Commissioning of actuators in accordance with the en-
closed instructions.
12 Operation
CAUTION
Incorrect operation of the hand lever!
▶
Damage to the hand lever.
●
Do not open or close the hand lever with a fast move-
ment.
●
Do not extend the hand lever.
12.1 Operating hand lever AHL / DAHL
1
3
2
4
5
6
Fig. 1: Construction of hand lever AHL / DAHL
9
8
7
6
5
4
3
2
1
0
OPEN
CLOSE
1
3
Fig. 2: Detail of latch setting of hand lever AHL / DAHL
1. Press locking device
6
upwards.
2. Move the hand lever
1
to the desired position and latch.
12.2 Operating hand lever SAHL
1
6
3
2
4
5
Fig. 3: Construction of hand lever SAHL
