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INSTRUCTION
MANUAL
MODELS:
G 3000 H
G 5000 H
G 7000 H
G 12000 H
G 5 TF H
G 7 TF H
G 12 TF H
G 3000 V
G 5000 V
G 7000 V
G 10000 V
G 12000 V
G 5 TF V
G 7 TF V
G 10 TF V
G 12 TF V

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Table of Contents
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Summary of Contents for Gesan G 3000 H

  • Page 1 INSTRUCTION MANUAL MODELS: G 3000 H G 5000 H G 7000 H G 12000 H G 5 TF H G 7 TF H G 12 TF H G 3000 V G 5000 V G 7000 V G 10000 V G 12000 V...
  • Page 3 Please keep this manual at hand for consultation at all times and ensure it is included with the machine should it be re-sold. GRUPOS ELECTROGENOS GESAN, S.A. is constantly striving to improve its products, and regularly introduces changes to the equipment it supplies. For this reason the characteristics and information contained in this manual may be modified without prior notice and without incurring any obligation.
  • Page 4 Generators sets GESAN INDEX: • SAFETY PRECAUTIONS • GENERAL DESCRIPTION • CONTROL CARDS • LABELS • BEFORE OF OPERATION • OPERATION • HANDLING AND STORAGE • MAINTENANCE • WIRING DIAGRAMS • TROUBLESHOOTING Petrol...
  • Page 5: Safety Instructions

    Generators sets GESAN SAFETY INSTRUCTIONS Please read carefully the following warnings for your own safety and the safety of others : 1. Make sure that the control panel is well lit if you run your generator set in poor lighting conditions.
  • Page 6 KEEP OUT OF THE REACH OF CHIDREN. Please refer also to the engine and alternator user’s manual. For further information or enquiries please contact : GRUPOS ELECTROGENOS GESAN S.A. Polígono Malpica- Alfindén, c/ Encina, nº 8 50171 La Puebla de Alfindén (Zaragoza)
  • Page 7: General Description

    Generators sets GESAN GENERAL DESCRIPTION STATIONARY MOBILE Petrol...
  • Page 8 Generators sets GESAN CONTROL CARD GECO GECO is an AUTOMATIC CONTROLLER designed to start, control and monitor generator sets in mains failure situations, and can be used with both 12 and 24 VDC batteries. OPERATION TEST+SERV.-2 TEST AUTO GECO can be switched to any one of six different operational modes: OFF/RESET SERV.-1/START...
  • Page 9: Alarm Signals

    Generators sets GESAN OVERRIDE MAINS (AUTOMATIC MODE): Light off. Current is supplied by generator. OVERRIDE GENERATOR (AUTOMATIC MODE): Light on. Generator will not start on mains failure. TEST TEST Works as TEST WITH LOAD, but the load is not transferred to the generator. If the mains should fail while in this mode, the load will automatically be transferred to the generator.
  • Page 10: Low Fuel Level

    Generators sets GESAN HIGH WATER TEMPERATURE / WATER / The lamp lights up, the hooter sounds and GECO shuts down the system. Turn the switch to the OFF position. OVERLOAD The lamp lights up, the hooter sounds and GECO shuts down the system. Turn the switch to the OFF position.
  • Page 11 Generators sets GESAN Flow chart for operation of an emergency automatic generator set Petrol...
  • Page 12 Generators sets GESAN LABELS On your generator you will find the following labels: LABEL 1 (UNDEFINED HAZARD) LABEL 2 LABEL 3 (EARTH) LABEL 4 (ELECTRICAL HAZARD) LABEL 5 For your safety and the safety of the others, please replace immediately all these labels in case of loss or damage.
  • Page 13: Before Operation

    Generators sets GESAN BEFORE OPERATION Please note that this section is valid for models DS170L, DS240L, DS240R and DS400L) In order to carry out the maintenance checks stated below, please ensure that the unit is on a flat and stable surface.
  • Page 14 Generators sets GESAN Photo 1 Photo 2 Photo 3 • RECOMMENDED FUEL Use motor fuel. WARNING!!! *Do not mix oil with fuel which has already been used *Do not let dirt or water enter the tank. *Do not use fuel which contains alcohol.
  • Page 15: Operation

    Generators sets GESAN OPERATION Once the engine is running, your GESAN generator set is ready to provide you with the energy you require. However, for your own safety and for the correct running of your generator set, please follow the instructions set out below.
  • Page 16: Installation

    Generators sets GESAN COMMISSIONING INSTALLATION a) Place the machine on a firm, flat surface. b) If the machine is to work outdoors, protect it against rain. Make sure the machine is running in an environment where there is minimal damp and dust. Check that the exhaust is not pointing at people.
  • Page 17 Generators sets GESAN AUTOMATIC STARTING WITH GECO These generator sets feature a set mounted terminal box and a control panel which may be mounted on the set or separately if required. These generator sets may run both manually or automatically.
  • Page 18: Manual Start-Up

    Generators sets GESAN MANUAL START-UP WARNING!!! Check that nothing is connected to the generator set outputs a) Open the fuel tap (1). Check the postion of idle cutoff where necessary. b) For enines fitted with choke, pull the lever out.
  • Page 19 Generators sets GESAN NOTE: Do not use the electric starter for during more than 5 seconds at a time. If the engine does not start up , release the key and wait ten seconds before trying again. STOPPING THE ENGINE MANUAL START UP a) Disconnect all apparatus connected to the generator output.
  • Page 20: Handling And Storage

    Generators sets GESAN HANDLING AND STORAGE HANDLING Depending on the chassis or baseframe, the generator set can be transported in different ways. Generator sets with tubular chassis, should be transported using two slings tied to the chassis as shown on the diagram in fig. 1 It is important that the slings are secured firmly to the chassis and that they do not give.
  • Page 21: Long Term Storage

    Generators sets GESAN LONG TERM STORAGE When the generator set is withdrawn from service for a prolonged period please bear in mind the following instructions: a) Store the generator in a damp free and dust free environment. b) If the generator set is not to be used for more than six months, drain the engine oil and remove the oil filter.
  • Page 22: Maintenance Schedule

    Generators sets GESAN MAINTENANCE Therefore vital, to ensure long lasting service from your generator set, that you observe the schedule provided and also consult the engine and alternator manuals. WARNING !!! *The engine and exhaust pipe reach very high temperatures and can cause serious burns or set some inflammable substances on fire.
  • Page 23: Air Filter

    Generators sets GESAN b) Replace emptying cap with joint and screw tightly (See photo 8) c) Fill up using recommended oil and check that it is level with the filling orifice. WARNING !!! Photo 8 AIRFILTER Never use petrol or other flammable liquids to clean the air filter elements. Such liquids can catch fire and lead to the deterioration of said elements.
  • Page 24: Spark Plug Maintenance

    Generators sets GESAN SPARK PLUG MAINTENANCE WARNING !!! *Do not touch the exhaust pipe or the spark plug immediately after use as this can cause serious burns. a) Remove valve cap and unscrew the spark plug with a spanner. b) Check the spark plug and replace it if the electrodes are dirty or the insulator is broken or melted.
  • Page 25: Wiring Diagram

    Generators sets GESAN WIRING DIAGRAM WIRING DIAGRAM PETROL AUTOMATIC 400/230 V. DIAGRAM Nº 1337 Petrol...
  • Page 26 Generators sets GESAN WIRING DIAGRAM PETROL MANUAL 400/230 V. DIAGRAM Nº 1029 Petrol...
  • Page 27 Generators sets GESAN WIRING DIAGRAM PETROL AUTOMATIC 230V. DIAGRAM Nº 1027 Petrol...
  • Page 28 Generators sets GESAN WIRING DIAGRAM PETROL MANUAL 230V. DIAGRAM Nº 1376 Petrol...
  • Page 29: Troubleshooting

    Generators sets GESAN TROUBLESHOOTING (Problems with the engine) Problem Possible cause Solution Engine does not start up 1. Valves 1. Remove and grind the valve base 2. Loose Cylinder Screws 2.Tighten 3.Blocked ducts 3.Remove and clean 4. Blocked fuel filter 4.
  • Page 30 Generators sets GESAN (Problems with the alternator) Problem Cause Solution No current in the alternator 1. The circuit breaker or limiter arer 1. Screw in the circuit breaker unscrewed 2. Failure to excite 2.Consult technician 3.Low speed on engine 3. Check engine speed 4.

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