Jacto pjm-25 User manual

Operator’s Manual - English
Jacto Power Knapsack Sprayer
Code: 1278817 / Date: 09-2020 / Edition: 1
Manual de Instruções - Português (página 40)
Manual del Operador - Español (página 79)
CAUTION: IT IS MANDATORY
TO READ AND THOROUGHLY
UNDERSTANDTHE OPERATOR’S
MANUAL BEFORE USINGTHE
EQUIPMENT.
Customer attendance: Dr. Luiz Miranda, 1650,
17580-000 – Pompeia – SP – Brasil.
Email: [e-mail]
Home page: www.jacto.com
Assembled and distributed by INTERMAN Corporation Ltd.
under license of Máquinas Agrícolas Jacto S.A.
Rojana Industrial Park (Rayong) 3/3, Moo 2,
Bankhai-Banbueng Rd.T. Nongbua.
A.Bankhai Rayong 21120 -Thailand

1. Safety precautions 5
1.1. Working area safety 5
1.2. Personal Safety 5
1.3. Important safety precautions about sprayers 6
1.4. Important safety precautions about handling agrochemicals 7
1.5. Important safety precautions about the engine and fuel 7
1.6. Safe transport and storage 8
2. Introduction 8
3. Technical Specifications 8
4. Components 9
5. Controls 10
5.1. Throttle lever 10
5.2. Engine stop button 10
5.3. Choke lever 11
5.4. Starter handle 11
5.5. Priming pump 11
5.6. Shutoff valve 11
5.7. Pressure knob 12
6. Preparing the sprayer 12
6.1. Connecting the hose to the spray lance 12
6.2. Harness and lumbar support 13
6.3. Tightening the harness 13
6.4. Loosening the harness 13
7. Sprayer pre-use inspection 14
7.1. Checking the engine oil level 14
7.2. Recommended oil 15
7.3. Checking the fuel level 15
7.4. Checking the air filter element 17
7.5. Checking and adjusting the throttle cable 18
7.6. Checking the pump oil 18
7.7. Checking the nozzle 18
7.8. Checking the agrochemical tank and the tank strainer 19
7.9. Filling the tank with agrochemical solution 20
7.10. Triple rinsing empty agrochemical containers and tank 20
7.11. Checking if all nuts and bolts are firmly tightened 20
7.12. Checking for leaks in the pump 20
8. Starting the engine 21
8.1. Warm start 24
8.2. Operating sprayer at high altitude 24
9. Stopping the engine 24
10. Operating instructions 25
10.1. Before operating the sprayer 25
10.2. Operating the sprayer 25
10.3. While operating the sprayer 27
SUMMARY

10.4. After operating the sprayer 28
10.4.1. Draining the fuel tank 28
11. Maintenance 28
12. Maintenance table 29
12.1. Tool Kit 30
12.2. Changing the oil 30
12.3. Air filter maintenance 31
12.4. Spark plug maintenance 32
12.5. Fuel filter maintenance 34
12.6. Cleaning the fuel tank 34
12.7. Cooling vanes maintenance 35
13. Transporting the sprayer 36
14. Storing the sprayer 36
15. Troubleshooting 37
16. Limited Warranty Terms and Conditions 39
16.1. Warranty period 39
16.2. Warranty is granted 39
16.3. Warranty is void when 39
16.4. Warranty does not cover 39
16.5. General terms 39
17. Parts list 118
17.1. Pump/ bomba 120

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Before operating the sprayer, identify and understand the meaning of all stickers below.
WARNING
Wear eye protection
(safety glasses or facial shield).
Wear suitable respirator and
proper protective clothing.
Read the operator’s manual
Wear proper protective clothing.
Keep bystanders away while
spraying.
SAFETY GUIDELINES – DEFINITIONS
It is important that you read and understand this manual. Information described in it concerns YOUR SAFETY and AVOIDING PROBLEMS. The symbols
below are meant to help you to recognize this information.
NOTE: This message supplies suggestions for use, care and maintenance of the sprayer.
NOTE: The use without this safety warning symbol indicates a potentially dangerous situation which, if not avoided, may result in damages to the
property.
Safety stickers
WARNING!
Potentially dangerous situation which, if not avoided, could result in death or serious injuries.
DANGER!
Situation posing imminent danger which, if not avoided, could result in death or serious injuries.
CAUTION!
Potentially dangerous situation which, if not avoided, could result in death or serious injuries.

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WARNING!
Read all safety warnings and all instructions. Failure to follow the instructions and warnings may result in
electrical shock, re and/or serious injuries.
1. Safety precautions
1.2. Personal Safety
Boots
Head protection
Eye protection
Mask
Long sleeve shirt
Apron
Gloves
Pants
1.1. Working area safety
• Keep the work area clean and well lit. Disorganized or dark work areas may cause accidents more easily.
• Keep children and bystanders away from when operating the sprayer. Distractions may cause you to lose control.
• Do not spray areas near bystanders or animals;
• Do not operate the sprayer in enclosed locations – such as sheds, garages, buildings, etc.;
WARNING!
• Read this manual closely. Make sure you understand
how to operate the sprayer correctly before using it.
• Wear the recommended individual protective
equipment (PPE): facial shield, dusk mask, long
sleeveshirt,apron, gloves,pantsandno-slipsole
boots,hearingprotectors (ear mus),etc. aswell
as any other equipment the activity performed
requires.FailuretowearPPEmayresultinseriouslong
and short-term problems to your health;
• Do not spray for long periods of time. Take short
breaks during work.
• Do not use the sprayer if you are tired or under
the inuence of drugs, alcohol or medications;
A moment of inattention during work may result in
personal injuries and serious damages to the sprayer.
• Do not overdo. Keep secure footing and balance
atall times.This allowsbetter controlofthe knapsack
sprayer in unexpected situations;
• Wear proper clothing. Do not wear loose-tting
clothesorjewelry.Keepyourhair,clothingandgloves
clearof movingparts.Loose-tting clothing,jewelryor
long hair may get entangled in moving parts.
• Never modify the sprayer. This may pose real risk to
both the operator and void the warranty;
• Never try to use an incomplete sprayer or one
which has been modied without the manufac-
turer’s authorization;
• After work, take a shower in running water and
use plenty of soap;
• Any clothing and PPE worn during applications
must be washed separately from everyday
clothing.

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1.3. Important safety precautions about sprayers
DANGER!
• Do not spray ammable or combustible chemical products. This poses serious re or explosion risks;
• DONOTspray acidsorcorrosivechemical products.Thisposesserious re,explosionandleakagerisks.Some
sprayer parts may be permanently damaged.
WARNING!
• Do not use the sprayer for any other purpose other than to spray plant protection products
approved by regulatory agencies for knapsack sprayer use. Any other use which is not in accordance
with the instructions and uses described in this manual may be dangerous, damage the sprayer and have the
warranty voided;
• Check the sprayer before spraying. Certique-se de que não há nenhum vazamento ou peças faltando.
Make sure there are no leaks or missing parts. Do not operate the sprayer if it is not in good conditions;
• Do not point the spray nozzle at people and animals. Depending on the product used, the solution
sprayed may be toxic;
• Keep the work area clean and well lit. Disorganized or dark areas increase the number of accidents;
• Do not use the sprayer or rainy or windy days to avoid agrochemicals from spreading;
• Always check the direction of the wind before starting spraying. Do not spray against the wind;
• Never allow people who are not familiar with this manual, or children to use this sprayer;
• Avoid using the sprayer in steep areas. There is a risk of slipping and having an accident;
• It is not advisable to operate the sprayer at night or under bad weather and poor visibility condi-
tions. There is a high risk of accidents;
• Do not operate the sprayer if stickers and other parts have been removed;
• Do not spray against the wind;
• Do not operate the sprayer if it is frozen;
• It is not advisable for those suering from any of the following conditions below to apply agro-
chemicals or help to spray them:
* allergies;
* during menstrual periods;
* during pregnancy;
* liver or kidney disease;
* sick or recovering from an illness;
* other medical restrictions.
• Do not eat, drink or smoke while spraying. There is serious risk of poisoning;
• The sprayer must be cleaned before using an agrochemical that is dierent from the previous one;
• Dispose of chemical containers appropriately. Follow the recommendations of local regulatory agencies
and follow the disposal instructions supplied by the agrochemical manufacturer;
• During transport in vehicles, the sprayer must be o and secured. Always keep the trigger valve closed
during transport and when sprayer is not being used.

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Risk of fire and burns
DANGER!
• Gasoline is extremely ammable and gasoline vapor can explode. Be careful when handling gasoline.
Keep it out of the reach of children;
• Store fuel in containers specically designed for this purpose;
• Only refuel the sprayer outdoors and do not smoke when refueling or handling fuel;
• Only fuel the sprayer before starting the engine. Never fuel it while the engine is running or when it is hot;
• If gasoline overows or spills, do not start the engine. Take the sprayer away from the fueling location and
clean it thoroughly;
• Tighten securely the caps of all containers;
• Do not start the engine near fuel containers or fueling areas;
• Do not store the sprayer in closed areas with gasoline in the tank. Vapor may reach ames, sparks or
high-temperature sources;
• Wait for the engine to cool o before storing the sprayer;
• Only drain the fuel tank when it is cold in a well-ventilated area.
Risk of carbon monoxide poisoning
WARNING!
• Exhaust gases contain poisonous colorless and odorless carbon monoxide. Breathing exhaust fumes
(carbon monoxide) may result in loss of consciousness and lead to death. Always wear PPE;
• Do not operate the sprayer in enclosed or poorly ventilated areas as the air may contain a dangerous
amount of toxic exhaust fumes;
• Replace any defective muer.
1.4. Important safety precautions about handling agrochemicals
WARNING!
• Always wear personal protective equipment (PPE) when handling agrochemicals;
• Read closely the agrochemical labels. Always follow the recommendations of the manufacturer;
• Only apply the required amount of agrochemicals;
• Do not mix agrochemicals unless otherwise recommended by the manufacturer. Intense chemical
reactions may occur;
• Keep agrochemicals out of the reach of children and animals. Store and lock agrochemicals to prevent
untrained people from handling them;
• Before starting the engine, make sure the sprayer hose is safely attached and that the shuto valve is
turned to the position“CLOSED”. Otherwise agrochemicals may spill over you during work;
• In case of intoxication, seek immediate medical help. Show the physician the agrochemical label.
• Wash your hand and parts of the body that came in contact with agrochemicals before and after
starting spraying.
• Dispose of agrochemical containers correctly. Follow the recommendations of the local regulatory agency
and the disposal instructions of the manufacturer.
• Do not pollute the environment.
1.5. Important safety precautions about the engine and fuel

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1.6. Safe transport and storage
CAUTION!
• During transport in vehicles, the sprayer must be o and secured. Always keep the shuto valve
closed during transport and when the sprayer is not being used.
• Do not transport the sprayer next to foods, drinks, medications, animal feed, animals or people
without protective equipment;
• Store the sprayer in well-ventilated and safe areas. Do not store the sprayer with agrochemicals in the
tank. Agrochemicals may cause dierent reactions and damage the sprayer components if stored in the sprayer
when it is not being used. They may also endanger the health of the operator. Store the sprayer in dry, protected
and covered areas especially in areas of severe winters;
Used sprayers must be disposed of in a proper and approved location that receive these types of materials. In case there is not a
proper location near you, please contact JACTO CUSTOMER SERVICE: Rua Doutor Luiz Miranda, 1650 CEP 17580-000, in the city of
Pompeia, SP - Brazil. E-mail: [email protected]
Disposal
This manual contains all the necessary information to assemble and operate the sprayer. Read it carefully and follow closely all the
instructions.
This sprayer was designed to spray plant protection products approved by regulatory authorities for knapsack sprayer use. Do not use
this sprayer for any other purpose other than the one mentioned.
NOTE: Keep this manual in a safe and easily accessible place for future reference.
2. Introduction
3. Technical Specifications
Engine
Type 4 strokes, camshaft single,
cylinder
Displacement 35.8 cm³
Diameter × Stroke 39.0 x 30.0 mm
Engine useful power 1.0 kW / 7.000 rpm
Engine maximum torque 1.6 N·m / 5.500 rpm
Cooling system Forced air circulation
Ignition system Magneto-transistor
Fuel tank capacity 0.63 L
Oil capacity 0.1 L
Spark plug NGK: CMR5H
Model PJM-25
Maximum dimensions (W x L x H) 400 mm x 440 mm x 630 mm
Net weight 13.3 kg
Gross weight (empty) 11.5 kg
Lance length 853 mm
Hose length 1600 mm
Nozzle installed Cone nozzle ATR 2.0 yellow
Tank material PEAD
Pump
Type Piston
Piston material Ceramics
Maximum working pressure 360 psi (25 bar)
Pressure adjustment system Relief valve
Working ow at 5000 RPM (L / min) 8.8
Drive system Automatic centrifugal clutch
Tank
Capacity 25 L
Filler neck diameter 150mm

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4. Components
Quick connector
Valve
Tank cap Spray lance
Tank
Hose
Pressure knob
Throttle lever
Engine stop button
Engine
Spray nozzles
Metallic
connection
Shuto
valve
Shoulder harness
Tool kit

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Fuel return tube
Choke lever Starter grip
Air lter Muer
Engine type
Engine serial
number
Fuel tank
Priming
pump
Fuel tank cap
Fuel tank
Oil ller cap
5. Controls
5.1. Throttle lever
The throttle lever, located on the side end of the sprayer, controls the engine speed from SLOW to FAST.
Throttle lever
Positioner
Positioner
Engine stop
button
FAST
SLOW
NOTE: Excessive acceleration impairs the pump performance the position of the and negatively aects both the pump and the en-
gine. The throttle controls the engine speed . Do not change lever positioner or force it to increase in engine power and speed.
5.2. Engine stop button
When pushed, it stops the engine.