Krautzberger 200-0157 Operating Instructions Manual

Operating instructions
Pressure container, 50 litre capacity, for operating pressures of 2.5 and 6 bar
Doc-315 Rev. 0
Dokumentation
CONTENTS
1
USE FOR INTENDED PURPOSE ......2
2 GENERAL SAFETY NOTES...............2
3 INSPECTION BY QUALIFIED EXPERTS IN ACCORDANCE WITH THE
“AD” INFO SHEETS ...................................3
4 BASIC DESIGN...................................4
5 INSTALLATION, MOUNTING OF THE
CONTAINER ..............................................5
5.1 Connections...........................................5
5.2 Filling....................................................5
6 REGULAR CHECKS, MAINTENANCE 6
7 CLEANING, DISPOSAL......................6
8 WEARING PARTS, SPARE PARTS...7
9 TROUBLESHOOTING ........................7
10 TECHNICAL DATA..........................7
Designation MDH Type 50l Order-No. 200-0157
only be used following consultation with Krautzberger.
Krautzberger pressure containers are equipped as standard with a material outlet with shutoff device, compressed air connec­tion fitting with overpressure valve, and a pressure gauge for pressure indication.
Pressure containers may be fitted with stir­rers, level gauges, filling devices and other accessories.
Krautzberger 50-litre and 100-litre pressure containers are designed for 10,000 stress reversals (1 stress reversal (or load cycle) is equivalent to a pressure fluctuation range > 3bar).
When using hazardous substances:
When using hazardous substances, note that the substance is released into the atmosphere if the safety valve is ac­tivated.
1 Use for intended pur-
pose
Krautzberger material pressure containers are containers with detachable covers in which compressed air can be used to pres­surise liquid and low-viscosity materials. The pressurised material can then be routed via suitable hoses and pipes to ex­traction points (e.g. spray guns or similar). Pressure containers are primarily used in the painting and coating sector.
The temperature of the coating medium may not be below -10°C or above +50°C. Corrosive or highly abrasive materials may
2 General safety notes
Material pressure containers may not be transported in pressurised state!
The construction of pressure con­tainers may not be altered!
It is illegal to release certain hazardous substances directly into the atmos­phere, and some substances may not be present at the workplace in inadmis­sibly high concentrations. This means that the safety valve must be of a de­sign that permits connection to a pipe­line, via which the hazardous sub­stances can be routed to a treatment system if necessary. Krautzberger pressure containers can therefore be equipped with a safety valve with con­nection option.
Pressure containers may only be operated within the operating pa­rameters (pressure, temperature etc.) specified on the rating plate!
The housing of the pressure con­tainers is made of stainless steel and may have galvanised or enameled surfaces. The operator must check the compatibility of the materials with the coating substances used. Please also re­fer to the instructions of the manufacturer of the coating sub­stance.
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Dokumentation
Before opening a pressure con­tainer, the compressed air feed must always be shut off and the container rendered pressureless via the venting valve!
Stirring mechanisms must be switched off and secured against accidental switch-on!
Please always read and observe the safety and treatment instruc­tions of the material manufacturer – in particular instructions relating to:
the wearing of protective
equipment during the use of hazardous substances
the avoidance of harmful or
explosive environments
Electrostatic charges during opera­tion of the pressure container can lead to electric shocks and spark formation.
The pressure container must there­fore be earthed!
Air lines, material pipes and con­tainers, equipment and electrically conductive surfaces in the working zones must also be earthed.
Components connected by the op­erator (hoses and pipes, fittings, extraction devices etc.) must be re­liably able to withstand the loads to be expected during operation of the pressure container (pressure, tem­perature, chemical and mechanical influences).
Before each operating step, check hoses and pipes for possible dam­age and ensure that they are firmly connected. Loose, pressurised hoses may cause accidents due to whiplash-like movement and the uncontrolled discharge of fluids.
Rooms in which hazardous substances are stored or processed must have adequate ventilation. It may be neces­sary to install a ventilation system.
If the ventilation system fails, work must be stopped immediately and the stirrer switched off.
Always comply with the relevant na­tional and regional regulations.
Do not store any flammable sub­stances, empty coating substance con­tainers or other materials that have been in contact with the coating sub­stance (paper, cloths etc.) in the con­tainer or in the working zone.
Do not use halogenated detergents. Chemical reactions may cause explo­sive and caustic compounds!
In the working zone, avoid open flames and red-hot components as well as equipment, tools and parts that can create ignitable sparks.
Hang up “No Smoking” signs in a 5­metre radius of the container. Make fire extinguishers available if these are not already in place!
Comply with all national and regional water protection regulations!
Comply with all national and regional waste disposal regulations!
Designation MDH Type 50l Order-No. 200-0157
3
3 Basic design
Dokumentation
Designation MDH Type 50l Order-No. 200-0157
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1 Stirrer (optional) 2 “Maximum” level gauge (optional) 3 “Minimum” level gauge (optional) 4 Material extraction point 5 Pressure gauge 6 Compressed air connection 7 Level indicator (optional) 8 Ball cock for venting 9 Material return (optional) 10 Sound dampener or connection option
for waste air line
11 Safety valve
The material extraction point (4) can be located the bottom or routed through the container cover via a riser pipe. The material extraction point may have more than one port for the con­nection of more than one consumer. The air fitting can be equipped with connection options for additional compressed air consumers – such as stirrers, handheld spray guns etc.
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Dokumentation
Designation MDH Type 50l Order-No. 200-0157
4 Installation, mounting of the container
Pressure containers must be installed in such a way that:
neither employees nor third parties are at risk
they are accessible for regular inspection
the rating plate is easily visible
the pressure container can be operated from a safe and stable position
they are protected against external mechanical influences
they are protected against unauthorised access
4.1 Connections
Connect the material pressure hose leading to your extraction point to the material out-
let (4)
The material outlet can be located the bottom or routed through the container cover via a riser pipe. The material outlet may have more than one port for the connection of more than one consumer.
Connect the compressed air feed to the air connection (6)
The compressed air supply must be dry and oil-free. Make the necessary provision for a suitable shutoff device (ball cock).
The compressed air fitting can be equipped with more than one (if necessary adjustable) outlet for the connection of additional consumers (spray gun, stirrer etc.).
Connect the waste air line to the safety valve
Connect the earthing device and earth all conductive components in the working zone
Check firmness of all connections!
4.2 Filling
Each time before you fill the container:
Shut off the compressed air feed
Vent the container via the ball cock (8) until the container is pressureless
Switch off stirrer – if present
Do not open the container cover until the container has been fully vented!
There is increased risk of fire when you open the cover! In the working zone, avoid open flames and red-hot components as well as equipment, tools and parts that can create ignit­able sparks!
When removing the cover, make sure that the stirrer blades do not knock against the con­tainer wall, thus creating ignitable sparks.
Loosen star-grip screws/clamp fasteners
Remove cover
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