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GMV SPA

FLUID DYNAMICS EQUIPMENTS
AND COMPONENTS FOR LIFTS

UNI EN ISO 9001
Certified Company

ENG

English

DLV VALVE

DLV-A3

VALVE MANUAL

I

NSTALLATION AND

U

SE

1 0991 486 EN

A

VAILABLE WITH VALVE TYPE

3010 ¾”,1 1/4”, 1 ½”, 2”, NGV ¾”

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2
3
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Summary of Contents for DLV-A3

Page 1: ...A FLUID DYNAMICS EQUIPMENTS AND COMPONENTS FOR LIFTS UNI EN ISO 9001 Certified Company ENG English DLV VALVE DLV A3 VALVE MANUAL INSTALLATION AND USE 1 0991 486 EN AVAILABLE WITH VALVE TYPE 3010 1 1 4 1 2 NGV ...

Page 2: ...TURES AND REQUIREMENTS 4 1 1 DLV A3 VALVE 4 1 2 DELIVERY PACKAGING 5 1 3 IDENTIFICATION PLATE 5 1 4 THE FLUID 5 1 5 CLEANING AND SAFETY PROTECTIONS 6 2 DLV A3 WORKING DESCRIPTION 6 2 1 DESCRIPTION 6 2 2 HYDRAULIC SCHEME 7 2 1 SEMPLIFIED HYDRAULIC SCHEME 7 3 INSTALLATION 8 3 1 HYDRAULIC CONNECTION SAMPLES 8 3 2 DIMENSIONS 9 4 ELETTRICAL CONNECTIONS 9 4 1 ELECTRICAL GETTING STARTED ICONS 10 5 TEST A...

Page 3: ...ening and closing of each single valve when the car is empty If a fault is detected the subsequent movement of the lift must be avoided 0 2 INSTALLATION RELATED DOCUMENTS The documents to use for the installation are those required by the EN81 2 1998 and by the rules in force particularly the following THIS INSTALLATION MANUAL WIRING AND HYDRAULIC DIAGRAMS EN81 2 1998 16 2 A 6 AND 7 All the docume...

Page 4: ...nadequate The use of improper accessories and not original spare parts or materials from GMV NOTES Indicates information which contents must be seriously taken in consideration WARNING Indicates that the described operation may cause damages to the system or physical damages if performed without complying with the safety standards To install or replace system components we should pay attention to ...

Page 5: ...intenance manual DLV device factory assembled Connection fittings Cartboard box 1 3 IDENTIFICATION PLATE The indentification plate with the main factory data see picture below is directly placed on DLV The plate should include Type of DLV device Serial number Year manifacturing Flow range Max static pressure 1 4 THE FLUID The hydraulic fluid is very important for an hydraulic lift Especially in sy...

Page 6: ...components to remove for control and repair should be clean before the re installation Any leakage of fluid should be adsorbed with rags during the maintenance to avoid any release 2 DLV A3 WORKING DESCRIPTION 2 1 DESCRIPTION The DLV A3 is a pilot operated downward non return valve normally closed primarly made by an aluminium body The F side must be connected to the primary valve The H side must ...

Page 7: ...ion the system must switch off the motor pump to stop this movement Consequently the valve will stop the car In every case after this phase the system should go out of service and it should be restored only by an authorized and properly trained person The system which detects the unintended movement and energizes the stopping device can be the existing one just used to define the opening doors zon...

Page 8: ...TTENZIONE During the installation nvere exclude safety devices and never power on the motor pump 3 1 HYDRAULIC CONNECTION SAMPLES DLV A3 3010 MR with cabinet up to 150 lt DLV A3 3010 MR no cabinet from 180 to 210 lt DLV A3 3010 MRL MC with cabinet up to 150 lt DLV A3 3010 MRL MC no cabinet 180 210 lt ...

Page 9: ... Safety chain Car door safety Landing door safety Mode 2 E N 81 2 V M D D LV A 3 O N 1s O FF O N O F F 2s 3 C O N T R O LLE R D L V A 3 V M D O N O F F O N O F F Timed INSTALLATION NOTES Mode 1 to correctly install the DLV A3 on the valves 3010 3100 GEV or similar the following devices if presents must be mounted or transferred on the DLV Pressure overload installation on the DLV A3 optional if Mo...

Page 10: ...rvice status turn the system in normal use If the control panel receives a command from a push button panel during the test stop the test execute the command order call and at the end restart from point 1 x Close Open NO YES R _ Relevelling L Return at landing With the car stopped at landing energize only the DLV A3 valve holding the main valve VMD de energized If all the components work correctly...

Page 11: ...ectly the car must stop at landing position A timed check starts for two sec to verify a car movement In case of movement detection without landing the system must go into alarm and put the lift out of service In case of back landing another 2 seconds timed check starts energizing the VMD If the relevelling does not start the system is ok Otherwise a DLV failure is confirmed VMD de energized 6 CER...

Page 12: ...without notice Drawings descriptions and data included in this manual are indicatives For all the data not included in this manual refer to the documents of any single part To guarantee the products security do not use spare parts not genuine or not approved by GMV Spa GMV Spa will not assume any responsibility if the instructions included in this manual are not observed Information and support GM...

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