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MODEL: 

JXPC50

H / JXPC50K

FORWARD PLATE COMPACTOR

(Honda Gasoline Engine)

(Kohler Gasoline Engine)

Operation and Instruction Manual

Summary of Contents for JXPC50H

Page 1: ...MODEL JXPC50H JXPC50K FORWARD PLATE COMPACTOR Honda Gasoline Engine Kohler Gasoline Engine Operation and Instruction Manual ...

Page 2: ...op 3 5 Application 3 6 Operation 4 Maintenance 4 1 Periodic Maintenance Schedule 4 2 Cleaning Plate 4 3 Drive Belt 4 4 Exciter Lubrication 4 5 Spark Plug 4 6 Engine Oil 4 7 Air Cleaner 4 8 Cleaning Sediment Cup 4 9 Carburetor Adjusment 4 10 Troubleshooting 4 11 Storage 4 12 Lifting Machine 4 13 Transporting the Machine 2 Technical Data 2 1 Engine Data 2 2 Machine Data 9 10 10 10 7 7 4 5 7 5 7 11 1...

Page 3: ...5 Compaction Tips 5 3 Compaction Terms 6 Spare Parts Manual 5 1 Soil Drop Test 5 2 Soil Testing 19 19 19 20 22 3 ...

Page 4: ...hanical including photocopying without express written permission from JUMPING JACK Any type of reproduction or distribution not authorized by JUMPING JACK represents an infringement of valid copyrights and will be prosecuted We expressly reserve the right to make technical modifications even without due notice which aim at improving our machines or their safety standards 1 Safety Information This...

Page 5: ...rols Inexperienced operators should receive instruction from someone familiar with the equipment before being allowed to operate the machine 1 2 1 NEVER allow anyone to operate this equipment without proper training People operating this equipment must be familiar with the risks and hazards associated with it 1 2 2 NEVER touch the engine or muffler while the engine is on or immediately after it ha...

Page 6: ... gas from the engine contains poisonous carbon monoxide gas exposure to carbon mon oxide can cause loss of consciousness and may lead to death 1 3 2 DO NOT smoke while operating machine 1 3 3 DO NOT smoke when refueling engine 1 3 4 DO NOT refuel hot or running engine 1 3 5 DO NOT refuel engine near open flame 1 3 6 DO NOT spill fuel when refueling engine 1 3 7 DO NOT run engine near open flames 1...

Page 7: ...muffler free of debris such as leaves paper cartons etc A hot muffler could ignite them starting a fire 1 4 6 ALWAYS replace worn or damaged components with spare parts designed and recommended by JUMPING JACK 1 4 7 ALWAYS disconnect spark plug on machines equipped with gasoline engines before servicing to avoid accidental start up 1 4 8 ALWAYS keep machine clean and labels legible Replace all mis...

Page 8: ...containing water or dirt will damage fuel system Consult engine owner s manual for complete fuel specifications 3 2 Before Starting 3 2 1 Read and understand safety and operating instructions at beginning of this manual 8 3 2 2 Check Oil level in engine Fuel level Condition of air cleaner Tightness of external fasteners Condition of fuel lines ...

Page 9: ...to ON e1 3 3 3 Open throttle by moving it slightly to left d1 3 3 4 Pull starter rope c Note If the oil level in the engine is low the engine will not start If this happens add oil to engine Some engines are equipped with an oil alert light that will come on while pulling the starter rope 3 3 5 Open choke as engine warms b2 3 3 6 Open throttle fully to operate a1 a2 b2 b1 OFF ON c2 c3 c1 d2 d1 e1 ...

Page 10: ...eing compacted three or four passes are recommended to achieve the best compaction While a certain amount of moisture in the soil is necessary excessive moisture may cause soil particles to stick together and prevent good compaction If soil is extremely wet allow it to dry somewhat before compacting If soil is so dry as to create dust clouds while operating plate some moisture should be added to t...

Page 11: ...irt accumulation Keep engine cylinder fins clean to prevent engine from over heating Daily before starting Check fuel level Check engine oil level Inspect fuel lines Check and adjust drive belt Clean air cleaner elements Inspect shockmounts for damage Change engine oil Clean engine cooling fins Clean sediment cup fuel filter Check and clean spark plug Check and adjust valve clearance Change excite...

Page 12: ... removing spacers c between pulley halves The fewer spacers used between pulley halves the tighter the belt will be Three spacers with new belts should provide the correct tension Belt deflection should be 6 10 mm 1 4 3 8 checked half way between the clutch pulley and the exciter pulley d Place unused spacers on outside of pulley 4 3 3 Replace beltguard 4 4 Exciter Lubrication Fig 4 The exciter as...

Page 13: ...4 2 Remove four screws b securing console assembly to baseplate and lift console assembly from baseplate b 73 Nm 54 ft lbs 30 Nm 22 ft lbs c a Fig 4 4 4 3 Remove end cover c from bear ing exciter assembly Outer bearing race will remain with cover 4 4 4 Tip baseplate up and drain fluid from exciter assembly Dispose of used fluid in an appropriate manner Contact local recycling center 4 4 5 Add 150 ...

Page 14: ...kcase is full reinstall the dipstick Note In the interests of environmental protection place a plastic sheet and a container under the machine to collect any liquid which drains off Dispose of this liquid in accor dance with environmental protection legislation 4 5 1 Remove spark plug and inspect it 4 5 2 Replace plug if the insulator is cracked or chipped 4 5 3 Clean spark plug electrodes with a ...

Page 15: ...der normal operating conditions elements should be cleaned once every week Under severe dry and dusty conditions the elements should be maintained daily Replace an element when saturated with dirt that cannot be removed 4 7 1 Remove the air cleaner cover a Remove both elements and inspect them for holes or tears Replace damaged elements 4 7 2 Wash the foam element b in a solution of mild detergent...

Page 16: ...lot screw is adjusted turn the throttle stop screw b to obtain the stan dard idle speed See Technical Data Note On some engines the pilot screw is fitted with a limiter cap c to prevent excessive enrichment of the air fuel mixture in order to comply with emission regulations The mixture is set at the factory and no adjustment should be necessary Do not attempt to remove the limiter cap The limiter...

Page 17: ... compacting Drive belt is loose or worn slipping on pulleys Adjust or replace belt Check that the engine mounting bolts are tight Exciter bearings binding Check condition and level of oil in exciter Add or change oil Air filter is clogged with dust reducing engine performance Clean or replace air filter Engine speed is too low Check the engine speed with tachometer Adjust or repair engine to run a...

Page 18: ...e sure that all lifting devices can safely handle the weight of the machine See Technical Data page 7 for the weight of the machine Attach hook harness or cable to the machine as shown and lift as desired CAUTION DO NOT lift the vibroplate by its guide handle The vibroplate can shift causing it to fall 4 13 Transporting the Machine To avoid burns or fire hazards let the engine cool before transpor...

Page 19: ...d understand how many passes of your plate compactor are needed to achieve the optimum compaction Every layer of compacted soil meets a specific percentage on the proctor curve Through soil testing it is possible to identify optimum moisture Soil testing measures the soil density compared to the degree of compaction specifications as well as the effect of the moisture A common laboratory method ca...

Page 20: ...ater like sand Water drains easily through the soils particles of granular soils The larger the particles the larger the equipment needed to achieve lower frequencies and higher compaction force Plate compactors are typically the best option for compacting granular soils however depending on the vibration frequency and particle size reversible plate compactors and double drum rollers may be more a...

Page 21: ...crease density 5 3 6 Types of compaction There are four types of compaction that can be applied to soils or asphalt Each one takes place using one of the two types of the forces explained above static or vibratory 1 Vibration Periodic motion of particles with rotating weight in opposite directions from a position of equilibrium 2 Impact An action of one object coming into contact with another 3 Kn...

Page 22: ...MODEL JXPC50H JXPC50K FORWARD PLATE COMPACTOR Honda Gasoline Engine Kohler Gasoline Engine SPARE PARTS MANUAL ...

Page 23: ...I 3 9 40_j 41_j L I I 32 l 38 77 J 27 1 34 61 57 56 55 JJ3 52 t_ 51 _ JXPC50 23 ...

Page 24: ...UT M8 22 T93 1987 8 SPRING WASHER 8 23 2500100008 ENGINEMOUNTING PLATE 24 T5782 1986 M8Xl5 BOLTM8Xl5 25 T93 1987 8 SPRING WASHER 8 26 T95 1985 8 WASHERS 27 T5782 1986 M8X25 BOLTM8X25 28 2500100009 LIFTING HOOK 29 T95 1985 8 WASHERS 30 T93 1987 8 SPRING WASHER 8 31 T41 1986 M8 NUT M8 32 2500100010 INSIDE BELT COVER 33 011544 V BELT 34 Z500100011 BELTCOVER 35 T95 1985 8 WASHERS 36 T93 1987 8 SPRING ...

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