Chlorine gas changeover unit C 7523 Operating instructions Table of Contents 1 Notes for the Reader ............4 11 Maintenance ..............21 1.1 General non-discrimination ............11.1 Maintenance intervals ............1.2 Explanation of the signal words ..........11.2 Maintenance accessories ............. 1.3 Explanation of the warning signs ..........
Chlorine gas changeover unit C 7523 Operating instructions 1 Notes for the Reader 1.3 Explanation of the warning signs This operating manual contains information and behaviour rules for the safe and designated operation of the device. Warning signs represent the type and source of a danger:...
Chlorine gas changeover unit C 7523 Operating instructions 2 Safety 2.1 General warnings NOTE The following warnings are intended to help you eliminate the dangers that can arise while handling the device. Risk prevention measures al- Damage to the plant due to the formation of hydrochloric ways apply regardless of any specific action.
Chlorine gas changeover unit C 7523 Operating instructions 2.4 Working in a safety-conscious manner 2.6 Personnel qualification Any personnel who work on the device must have appropriate special Besides the safety instructions specified in this operating manual, further knowledge and skills.
Safety equipment has been bridged, removed or made inoperative in any other way. 3.2 Intended purpose Changeover unit C 7523 is intended exclusively for chlorinators using the vacuum process. It serves to switch between two vacuum supply batter- ies. 3.3 Prohibited dosing media...
Chlorine gas changeover unit C 7523 Operating instructions 4 Product description 4.1 Scope of delivery 4.3 Rating plate Please compare the delivery note with the scope of delivery. The follow- There is information on the equipment about safety or the product's way ing items are part of the scope of delivery: of functioning.
Chlorine gas changeover unit C 7523 Operating instructions 5 Technical data Description Value Throughput up to 80 kg/h Cl Operating pressure -1…0 bar Contact gauge Ø63 mm, -1…0 bar Setting range of the switching point on the contact gauge -0.9…-0.1 bar Changeover time approx.
Chlorine gas changeover unit C 7523 Operating instructions 7 Installation 8. Adjust the nuts (2 + 6) so that the wall plate is held evenly and with- NOTE out tension. 9. Tighten the nuts. Damage to the system due to incorrect installation ü...
Chlorine gas changeover unit C 7523 Operating instructions 7.3.1 Establish the hose connection 4. Mount the connection on the device. Ensure that the O-ring is fitted. 5. Tighten the union nut by hand. Precondition for action: 6. Allow the bond to harden for at least 3 hours prior to the leak test.
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Chlorine gas changeover unit C 7523 Operating instructions Terminal plan Fig. 8: Control circuit board Position Description Terminal Function Connector for the ribbon cable Left Switch SW1/SW2 Position feedback from the motor ball valve Microfuse 3.15 A (T) Right Reserve fuse...
Chlorine gas changeover unit C 7523 Operating instructions 7.6 Installation with bypass Motor connection In its delivery state, the motor of the ball valve is connected in accordance The volume to be removed from a supply battery is limited by the number with the following plan.
Chlorine gas changeover unit C 7523 Operating instructions 7.7 Installation with a vacuum manifold Fig. 13: Installation with a vacuum manifold Position Description Position Description Chlorine cylinder Motive water set Vacuum regulator Injector with non-return valve Vacuum manifold Vacuum breaker...
Chlorine gas changeover unit C 7523 Operating instructions 7.8 Installation with a positive pressure manifold Fig. 14: Installation with a positive pressure manifold Position Description Position Description Room for the chlorine gas supply Changeover unit with 5 service valves Dosing device room...
Chlorine gas changeover unit C 7523 Operating instructions 8 Commissioning 8.1 Checking the vacuum system NOTE NOTE Damage of the gauge Operating faults through leakages in the vacuum system The search for leaks in the vacuum system often uses compressed air...
Chlorine gas changeover unit C 7523 Operating instructions 9 Operation 9.1.2 Motor operating elements 9.1 Controls 9.1.1 Operator controls of the control unit All operating states are displayed on the control. Fig. 17: Motor operating elements Position Description Meaning Fig. 16: Control elements...
Chlorine gas changeover unit C 7523 Operating instructions 9.2.2 All empty 9.2.4 Manual operation If both batteries are empty, the valve on the battery last used remains Control element Position stationary. Selector lever on the motor Signal Empty battery Used battery...
Chlorine gas changeover unit C 7523 Operating instructions 10 Shutdown 10.1 Short-term shutdown Perform the following working steps: 1. Close the chlorine tank valves. 2. Use the injector to suck off the remaining chlorine. 3. Switch off the injector. ü...
Chlorine gas changeover unit C 7523 Operating instructions 11 Maintenance In some cases, regional regulations may require shorter main- DANGER tenance intervals. Maintenance intervals depend only on how frequently the equipment is used. Chemical wear of rubber Mortal danger from electric shock! parts, for example, begins with the initial medium contact and continues irrespective of the usage.
Chlorine gas changeover unit C 7523 Operating instructions Perform the following working steps: Perform the following working steps: 1. Loosen the union nuts and remove the three connections. Remove 1. Separate the pressure gauge cable from the control and pull it out of the O-rings with a blunt tool.
Chlorine gas changeover unit C 7523 Operating instructions 11.8 Finishing maintenance 8. Clean all components of the ball valve e.g. with warm water or iso- propyl alcohol. Allow all components to dry well. 9. Fit the ball valve with new elastomer. Both of the seals are lightly Perform the following working steps: rubbed with silicone grease.
Chlorine gas changeover unit C 7523 Operating instructions 12 Troubleshooting All possible errors are listed in this table. Problem Possible cause Remedy The changeover unit does not change After connecting the new chlorine tank, the OK The OK button in the cylinder symbol must be even though the battery connected is button in the cylinder symbol was not pressed.
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Chlorine gas changeover unit C 7523 Operating instructions 14 EU Declaration of Conformity (DE) EU-Konformitätserklärung Hiermit erklären wir, dass das nachfolgend bezeichnete Gerät aufgrund seiner Konzipierung und Bauart sowie in der von uns in Verkehr gebrachten Ausführung den einschlägigen grundlegenden Sicherheits- und Gesundheitsanforderungen der aufgeführten EU-Richtlinien entspricht. Bei einer nicht mit uns abgestimmten Änderung am Gerät verliert diese Erklärung ihre Gültigkeit.
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Chlorine gas changeover unit C 7523 Operating instructions 15 Declaration of no objection Declaration of no objection Please fill out a separate form for each appliance! We forward the following device for repairs: Device and device type: ..............Part-no.:................... Order No.:..................
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Chlorine gas changeover unit C 7523 Operating instructions 16 Warranty claim Warranty claim Please copy and send it back with the unit! If the device breaks down within the period of warranty, please return it in a cleaned condition with the complete warranty claim.
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