Operating Instructions pulsFOG K-10 SP • K-10 Standard • K
Contents
1. O perating Instructions pulsFOG K 10 SP K 10 Standard K 10 O Portable Thermal Fogger Dr Stahl amp Sohn GmbH Abigstrasse 8 D 88662 berlingen G ermany Tel 49 7551 9261 0 Fax 49 7551 9261 61 E Mail info pulsfog com SAFETY INSTRUCTIONS AND ACCIDENT PREVENTION Warning Read understand and respect these safety precautions before operating machine Failure may lead to a fire hazard Operator must be trained by pulsFOG authorized personnel Check the functional safety of the unit each time before using it For stationary operation ensure safe standing for the unit Never fill in fuel when the unit is hot Never fill fuel into the solution tank When filling one of the tanks or when inspecting the carburettor smoking is prohibited in the immediate environment Never let the unit run without supervision O perator shall close the fogging tap immediately after sudden stop of engine Do not fog in rooms where there is a danger of dust explosion e g grain mills Do not fog directly into a pipe with a similar diameter as the fogging pipe of the unit cooling effect of the unit is interrupted and a combustible concentration of aerosols may occur Do not fog with combustible liquids into pipes or tunnels without ventilation except with BIO units because of fire and explosion hazard Do not fog any liquids with a flash point of less than 75 C For fogging inflammable products only use O series2. a vessel with fuel for 5 minutes Subsequently dry it with compressed air STORAGE If you want to keep residual quantities for a short time in the solution tank remove the suction tube from the tank When the unit is not going to be used for some time drain the fuel tank and store the unit in a cool and clean condition in the cardboard packaging If you use the unit weekly refill the fuel tank completely after the unit has cooled down and store itin a safe place protected against tilting or falling down The formation of condensate is prevented by the tank being either completely full or completely empty Warning Condensation in the fuel tank causes considerable malfunctions since the fuel suction piece No 1692 and the red fuel valve No 7980 will clog O nly store the unit in a dry and cool place protected from direct sunlight and dust 10 MAINTENANCE AMO a 10 1Cleaning the fogging pipe After fogging critical agents or every 10 hours of operation atthe latest the resonator exhaust pipe should be cleaned with the Cleaning brush For this purpose the cleaning brush must be inserted into the combustion chamber over its full length and then pulled again For the K 10 model this is facilitated by unscrewing the nozzle cane Ref N o 151 a little 10 2 Servicing After 50 hours of engine operation replace the diaphragm no 72 on the carburettor Trouble Shooting Fault Identified Possi
3. ad Air agitator Funnel for chemicals Fuel pitcher Cleaning brush for resonator Ear protectors Protective clothing Gas mask with filter A2B2P3 Horticultural kit cpl consisting of Bucket 10 Itr 2 stirring sticks M easure 2 Itr M easure 0 25 Itr Spare parts set with gaskets and diaphragms Subject to technical changes pulsFOG K 10 SP K 10 Standard K 10 O Portable thermal foggers type K 10 SP and K 10 0 suitable for use in greenhouses storerooms warehouses and livestock buildings with suitable fogging solutions K 10 O type not suitable for wettable powder formulations Portable thermal fogger type K 10 Standard suitable for use in greenhouses with water based non flammable fogging solutions 3 SUMMARY OF OPERATION 3 1 Preparations a Fill the fuel tank completely using the pulsFO G fuel pitcher 1 8 Itr max Close the lid tightly b Remove the solution tank and fill in the solution to be fogged using the red solution funnel c Remount the solution tank to the unit and firmly tighten the lid with the passage d Close the fog tap 3 2 Starting the engine a O pen the adjustable screw on the carburettor by up to H turn with the unit heated up of a turn only b Press the primer slowly several times with your left and flat hand until the engine starts pump no more than 5 times If the engine does not start after having pumped 5 times open the fuel tank lid and continue pumping
4. ble Cause Remedy 1 pulsFOG engine does not start No fuel No fuel No fuel reaches the carburettor when pressing the primer No fuel is visible in the transparent hose between fuel valve and carburettor Fuel in the transparent hose flows back after pumping No ignition spark at the spark plug No correct air supply through the membrane valve Fuel tank is empty Fill fuel tank Adjustable screw is closed O pen adjustable screw Fuel nozzle is choked Clean fuel nozzle and or blow through ring slot nozzle Fuel valve sticks or is choked Blow through or exchange the fuel valve Red fuel valve not tight Exchange fuel valve Fuel valve dirty or try to clean it by low air pressure Batteries corroded or empty Replace batteries spark plug defective or wet dirty exchange spark plug ignition coil defect resp dry clean it Space between electrodes of spark plug 1 mm Fuel filter is choked Micro switch defective No contact between spark plug and spark plug socket Replace micro switch ignition coil Fix the high tension cable to the spark plug socket Assemble cleaned membrane valve correctly see drawing M embrane 72 is dirty and or pasted up or assembled incorrectly 2 pulsFOG engine has bad running behaviour Air bubbles in the fuel Fuel supply to the carburettor is not sufficient Air does not pass at the right measure Fuel pipes or fuel valve leak Tighten fuel pipes and exc
5. close the fog tap before stopping the engine solution tank by releasing the tank lid before stopping the engine offers the additional advantage that the liquid still present in the fog solution conduits fogged off and does not remain in the conduits Warning Refill fuel only with the unit cooled down The heat radiation after stopping the engine will heat up the double cooling jacket of the fogging tube Do not touch the unit for approx 20 minutes 8 2 CLEANING The unit must be cleaned after each fogging application For this purpose remove the solution tank and rinse it with water Subsequently fog approx 1 Itr of clear water in order to clean the fog solution conduit Adding a small quantity of alcohol or just a few drops of dishwashing agent is helpful Final deaning As described in section 10 1 but with additional cleaning of the carburettor diaphragm since some fog usually penetrates the carburettor during a fogging application and may cause blocking The carburettor diaphragm can be cleaned as follows a Unscrew the diaphragm valve and blow through from both sides with compressed air b Unscrew the diaphragm valve and rinse in hot water approx 60 C c Unscrew the diaphragm valve and rinse with hand warm water to which cleaning alcohol has been added Cleaning with water and alcohol is especially recommended after fogging with formalin d Unscrew the diaphragm valve and put it into
6. er or a wire piece No fogging solution Viton Novoprene tube in Replace Viton arrives at dosing chemical tank is buckled N ovoprene tube nozzle s pulsFOG K 10 carburettor motor assembly combustion chamber air intake valve AW adjustable direct with diaphragm B fuel injection j contacts counternut No 75 Membrane diaphragm No 72 Attention Correct assembly of air intake valve K 10 Wi 1 Distance spacer of support plate No 70 slightly bended as pictured 302 73 72 TO 75 B Incorrect f Resonator side pulsFOG K 10 SP with extralong protective grating extralong protective grating Order No 101 450 00 Cooling jacket Order No 101 430 00 1 WN CONSE cH 25 Holding device for extralong protective grating Order No 101 440 05 Subject to technical changes 03 2002 Lid closed for extralong protective grating Order No 104 431 00
7. g tap Flow rate and droplet size are controlled by interchangeable dosing nozzles The flow rate depends on the unit type the set power of the motor and the viscosity of the liquid This should be checked on a case to case basis fogging open the fog tap oe interchangeable dosing nozzle Fogging solution Fogging solution 0 8 mm without automatic cut off device water Flow rate with dosing nozzle size 9 Uh 0 8 mm with automatic cut off device Flow rate with dosing nozzle size 13 l h 7 3 Stopping the fogging process Proceed in the following order a Loosen the lid of the chemical tank release pressure and wait until the unit stops fogging b Close the fog tap c Stop the engine by closing the adjustable screw on the carburettor Warning When you have finished fogging a always release the solution tank loosen the lid of chemical tank release pressure from pressure first and close the fog tap before stopping the engine Never stop the engine before the fog tap is dosed closed Reason In case the unit is not equipped with an automatic cut off device If you stop the engine before having closed the fog tap the fogging solution remaining in the tank continues to flow to the very hot fogging pipe where it may cause fire hazard or form black sooty clouds causing dirt on the spark plug and in the carburettor Venting the
8. hange fuel valve Adjustable screw Turn adjustable screw to the left until the engine runs with a deep powerful sound Clean membrane valve and membrane resp exchange or assemble correctly incorrectly adjusted Membrane 72 is dirty and or pasted up or assembled incorrectly Fault Identified Possible Cause Remedy Fuel supply is irregular Fuel nozzle is choked Clean fuel and ring or destroyed slot nozzle or replace by the adjustable screw fuel nozzle Primer is blown up eee dee block valve blow through or exchange it Sparks are thrown out Resonator or combustion Clean resonator and of the exhaust pipe chamber is choked combustion chamber with chemical residues with cleaning brush 3 pulsFOG unit fogs irregularly or not at all No pressure in Tank lid not tight pressure valve Close tank lid of chemical tank green grey defective chemical tank more tightly Exchange laminate gasket No 119 at passage No 115 and replace pressure valve Dosing nozzle s is are Idle running without fogging of Cool down cautiously too hot the engine not longer dosing nozzle s and than minute nozzle cane s with water No fogging solution Fogging solution conduit 1222 Clean suction piece arrives at dosing suction piece 139 fog tap 1282 and or dosing nozzle nozzle s or dosing nozzle 149 choked and or fog tap blow through with compressed air Unscrew dosing nozzle and clean nozzle cane with a small screw driv
9. id through an O N O FF valve and a dosing nozzle to the end of the exhaust pipe There it is injected into the exhaust stream coming from the combustion chamber For a fraction of a second 0 05 0 1 s kinetic and thermal energy 600 700 kcal litre of fogging liquid acts on the injected solution which is thereby torn to ultra fine aerosols The liquid partially vaporizes and converts into a visible fog by immediate condensation in the relatively cool ambient air Venturi effect SS Y cooling air m f a intake Y den cooling air ANA ers JV VV 1000 C soc 100 C opm 60 C ix d u combustion chamber gt lt Resonator exhaustpipe mixing area 5 1 5 2 5 3 PREPARATIONS FOR STARTING Fill the fuel tank with pure common petrol gasoline of normal grade also unleaded avoid supergrade fuel if possible The maximum filling capacity is sufficient for emptying the chemical tank When filling in fuel always use the graduated fuel pitcher with sieve Warning N ever start a fogging process with the tank less than half filled If fuel temperature is less than 10 C the engine may start but without powerful run Allow the fuel to warm up to room temperature Run the engine briefly and stop it again see 6 0 If the tank is less than 1 full you should avoid sudden movements with the unit as far as possible and not exceed an ang
10. le of 45 upwards or downwards Fill the chemical tank as follows O pen the tank lid remove the tube from the tank and hang itover the dosing nozzle on the fogging pipe Release the tank holding strap and remove the chemical tank with the opening pointing upwards The tank may only be filled with a maximum of 9 Itr of fogging solution K 10 SP 4 5 Itr Use the funnel with sieve for filling After filling close tank with lid Remount solution tank to the unit Remove lid Refix lid with passage and laminate gasket Warning Viton hoses are not resistant to chemicals containing dichlorvos DDVP or Aceton as solvent Use in that case the yellow Novoprene hoses from pulsFOG filling the fuel tank detaching the chemical tank filling the chemical tank 5 4 Check tightness of dosing nozzle Warning Toxic chemicals of fogging solution may be sprayed by tank pressure onto your body and face if dosing nozzle is not well sealed 6 STARTING THE ENGINE a Set the fog tap to the closed position b O pen the fuel adjustable screw on the carburettor to the starting position approx to turn Warning O pening too far would feed excessive fuel to the engine which would cause engine and carburettor choking flooding Read 6 2 c c With your left hand press the primer slowly down several times and each time keep it pressed for some seconds to prolong the ignition D
11. o not pump more than 5 times Read 6 2 c Warning With the fuel tank full do not press the primer powerfully since this would cause carburettor flooding excessive fuel injected Read 6 2 c 6 1 Adjusting for continuous operation After the engine has started and warmed up approx minute readjust the adjustable screw on the carburettor usually open further until the engine runs with a powerful deep sound low frequency optimum performance Warning A high sound high frequency engine run means poor engine performance which causes overheating and an excessively large droplet spectrum closed open fuel adjustable screw SE turn cold engine hs turn hot engine press primer slowly 6 2 Ifthe engine does not start a Check the fuel supply i e fuel must be visible in the transparent tube above the red fuel valve No 7980 if this is not the case continue pumping until fuel becomes visible Even if no fuel becomes visible the red fuel valve may be blocked moving part sticks Disassemble the valve and blow with the mouth through respect arrow direction Also the fuel filter inside the tank may be choked a b Check spark plug and clean it c If the carburettor is flooded pumped too strongly or too often proceed as follows Loosen the fuel tank lid and continue pumping i e blow through and dry the carburettor until the engine starts or single explosion
12. s occur When the engine runs close the fuel tank lid Reason If the tank lid is not hermetically closed the overpressure created by pumping escapes and no fresh fuel is injected into the carburettor On the other hand fresh air is supplied which gasefies the excessive fuel Since the ignition is also actuated with each pumping operation the unit starts immediately as soon as the carburettor is sufficiently dry and an ignitable mixture has formed Warning Do not forget to close the fuel tank lid again d open fuel tank lid and pump again 7 1 7 2 FOGGING O pen the fog tap The unit starts fogging immediately Note The engine frequency may now vary slightly under load In this case readjust the adjustable screw on the carburettor once more usually open a little more Interrupting the fogging process With the engine running close the fog tap re open as necessary Warning For short interruptions OI minute it is not necessary to stop the engine Warning Towards the end of the fogging process usually there is only little fuel left in the tank Therefore you should avoid sudden movements in order to prevent air from being taken in by the fuel suction piece A single air bubble may cause engine standstill This may lead to a fire hazard if unit is not equipped with an automatic cut off device for the fogging solution or if operator forgets to shut immediately the fo
13. the pesticide manufacturer When fogging use protective equipment such as protective clothing gas mask protective gloves and ear protectors as applicable The type and quality of the protective equipment to be used depend on the national legal obligations In Europe the filter for the gas mask full face mask must meet the protection category A2 B2 P3 as a minimum requirement 2 SPECIFICATIONS pulsFOG type Dimensions Empty weight Gross weight filled tanks Capacity of chemical tank Capacity of fuel tank Starting current 4x1 5 V cells Combustion chamber volume Gross max power of engine Max fuel consumption Flow rate with 0 8 nozzle O perating pressure in chemical tank Max sound pressure level during fogging O perating temperature ambient air temperature 20 C on cooling jacket max Temperature on cooling jacket 10 minutes after engine stop Temperature of combustion gas at resonator outlet when idling O PTIO NAL EQ UIPM ENT AC C ESSO RIES RECO MMEN DED ACCESSO RIES SPARE PARTS measured during fogging K 10 O K 10 Standard K 10 SP 129x30x36 cm 106x29x33 cm 8 5 kg 7 kg 19 5 kg 13 5 kg 9 Itr 5 Itr 2 Itr 2 Itr 6VDC 6VDC 300 cm 300 cm 17 5 kW 24 1 h p 15300 kcal h 1 9 Itr h 1 9 Itr h see 7 2 0 2 0 35 bar 0 2 0 35 bar 98 db 98 db 35 C 35 9 120 C 120 C 550 C 550 C Automatic cut off device for inflammable fogging solutions Extralong protective grating Flame he
14. units or BIO series units with Separate water injection e g K 10 O or K 22 BIO equipped with automatic cut off device for the fogging solution N ever fog more than 2 5 Itr of an oilbased or similar inflammable liquid into an enclosed space of 1000 m and never more than 10 Itr of a waterbased liquid with less of 50 water into a space of 1000 m or another corresponding amount of liquid in a corresponding space volume If a combustible atmosphere is established a source of ignition may cause fire e g electric sparks Therefore such sources have to be eliminated or turned off When fogging liquids with a possible fire hazard e g oils alcohols a fire extinguisher shall be provided near the unit Do not transport hot units in enclosed vehicles N ever ship the unit with fuel or agent in the tank If there is still fuel in the tank during transportation the unit must be upright and secured against tilting Do not touch the fogging pipe while the engine is running and up to 30 min after run Do not touch the protection jacket cooling jacket for 30 minutes after stopping the engine danger of injury due to radiated heat Eliminate any leakage occurring on the unit without delay Have the unit checked regularly by a suitable qualified technician able to service itin accordance with the safety rules and the accident preventive regulations or atthe manufacturer s service workshop O bserve the instructions for use supplied by
15. until the engine starts Close the lid C After starting the engine turn the adjustable screw on the carburettor usually it requires slight opening so that a powerful deep engine sound is obtained Avoid high frequency engine run 3 3 Fogging With the engine running open the fog tap The unit starts fogging 3 4 Interrupting the fogging process With the engine running close the fog tap re open as necessary 3 5 Stopping the fogging process proceed in the following order 1 With the engine running loosen the chemical tank lid pressure is released 2 Close the fog tap by hand Close the chemical tank lid 3 Stop the engine close the adjustable screw on the carburettor 3 6 Posterior action Let the unit cool down rinse the solution tank with water or cleaning oil and fog briefly 4 TECHNICAL DESCRIPTION fuel adiustable screw The unit works according to the pulse jet principle without any mechanically moving parts When pressing on the primer or starting button a fuel air mixture is produced in the carburettor blown into the combustion chamber and ignited by the spark plug A pulsating combustion forms at approximately 80 100 explosions per second controlled by an air diaphragm valve and a fuel adjustable screw on the carburettor A limited overpressure of 0 2 0 35 bar is redirected from the carburettor to the chemical tank through a non return valve The pressure in the chemical tank conveys the fogging liqu
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