Transport And Storage; Operation And Installation; Operation - JAUDT DKV 6008 Series Translation Of The Original Operating Instructions

Operating manual DKV 6008...
2.1.1 Sealing Ring
Silicone rubber (VMQ)
Particularly suitable for the foodstuffs area.
Resistant to many chemicals; not suitable for oils, fuels, hot vapors, aromatics, chlorinated solvents,
esters, ketones, concentrated acids and bases.
For temperatures from -60° C to +200 C.
Nitrile rubber (NBR black)
Particularly suitable for bulk materials, oils, fats, fuels, alphatic solvents, steam.
Not suitable for aromatic hydrocarbons (toluene, xylene), chlorinated hydrocarbons (Tri, Per), ketones,
esters, ethers.
For temperatures from -30° C to +120° C.
Other sealing-ring materials are available on request.
2.1.2
Sealing plate
Mild steel (St 37), painted,
for normal conditions of use
Stainless steel (1.4301 or 1.4571)
for use with aggressive media and in the foodstuffs area.
2.2

Transport and Storage

JAUDT Vario Butterfly valve may only be transported and stored in the „slightly open‟ position, i.e. with
no pressure on the sealing element.
Storage temperature +12° C to +20° C, relative humidity approx. 65 %.
Protect seals against direct sunlight.
3

Operation and Installation

3.1

Operation

JAUDT Vario butterfly valves can be supplied as desired with the following methods of operation:
Hand-operated lever
Pneumatic cylinder
Pneumatic rotating actuator (PDA)
Electric servo drive
Special equipment hydraulic cylinder
Attention: Limit the activation pressure on 40 bar, in order to avoid damages of the equipment
on blocking the sealing plate.
No particular instructions need to be observed for operation. The position of the flap is indicared by the
notch on the end of the shaft.
Models with the hand-operated lever are provided with additional markings at 15°-intervals:
0 -position corresponds to the flap „CLOSED‟ position (lever to the right).
90 -position corresponds to the flap „OPEN‟ position (lever to the left).
Respect with loosely provides hand operation to the correct installation of pointer, wearing part (between
console and hand lever at the screw of the gripping washer) , hand lever an gripping washer.
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