Repair of a 5-liter Zhuk sprayer: what to do if the pump does not pump, operating instructions - pneumatic and backpack

“Zhuk” is a brand under which 8 models of garden sprayers . With the help of the “Beetle” you can feed plants, protect them from pests, destroy weeds, and also carry out a number of household works (washing windows, walls, disinfecting, priming, etc.). Before use, it is important to read the operating instructions.

Muscular strength is required to operate the device. The method of carrying during work can be very different:

  • devices with manual carrying during operation;
  • sprayers that need to be placed on the ground during operation;
  • devices with a shoulder strap;
  • sprayers with a backpack principle of transportation (2 belts).

Based on their operating principle, they differ in:

  • pneumatic. “Beetles” that have a pneumatic operating principle are designated by the letters OP;

For more information about the Zhuk sprayer, watch the video:

  • hydraulic _ Sprayers are marked as OG.

Zhuk sprayers of both pneumatic and hydraulic types operate due to the pressure exerted by compressed air.

However, there are differences: hydraulic devices spray liquid pulses. It is thrown out when you press the hose lever.

When the lever is released, the ejection of liquid stops. There are models in which the key can be fixed so that the spray is continuous. Pump (pneumatic) sprayers build up pressure using a pump. Spraying begins after pressing the button.


Hydraulic

Among the pneumatic models there are also devices with the ability to fix the key. All “Beetles” can create spray of varying intensity: from a stream to small droplets reminiscent of fog.

The same spraying is created by petrol backpack garden sprayers, Stanley pump-action sprayers, Comfort 12 liter battery garden sprayers, manual pump-type sprayers and for gardening.

Hydraulic

OG-301

The device is manual and works similar to a syringe. To assemble such a sprayer, you need a plastic bottle, because... He doesn't have his own tank. The device is connected to the bottle by screwing it onto the thread of its neck. Usually used to care for indoor flowers.


OG-301

OG-301 sprays from a short distance - up to 40 cm. It does not have the ability to lock the button.

OG-112

The device is a backpack , designed for 12 liters of liquid. It has a filler neck and a telescopic fire nozzle. The sprayer is convenient for both right-handers and left-handers: the pump lever can be installed under any hand. The key is fixed if necessary.


OG-112

Spray radius – up to 1680 millimeters. It is used for feeding plants, for treating large areas of forest, plantations, and gardens against pests.

Also, for processing and caring for a large area of ​​land, you will need a Patriot walk-behind tractor, a Foreman, a Viking cultivator, a Swift, a lawn seeder and a cart for the walk-behind tractor.

Using a sprayer, you can water and irrigate plants, disinfect surfaces, clean, and extinguish forest fires spreading through the lower tier of the forest.

OG-115

Backpack sprayer, tank volume – 15 liters. It differs from the previous model only in the capacity of the tank.

Popular models

Today, the backpack sprayer Zhuk OG-112 and the tree sprayer Zhuk shoulder OP-207 have become the most popular:

Sprayer Zhuk 10l OP 207

The Zhuk 5L pump sprayer is constructed of plastic. Transported on the shoulder. Used for watering, fertilizing and plant protection. In addition, the Zhuk 5 l OP 207 sprayer is widely used for washing glass and facades, as well as other household work. Besides:

  • The belt is adjustable, and the tray gives stability to the Zhuk 8 liter sprayer. The pump handle is textured to prevent slipping. You can always apply a key lock.
  • The filler funnel is solid, so no additional sealing is needed. Thanks to the optimal width, there are no problems when taking liquid into the 10-liter Zhuk sprayer.
  • A measuring scale is provided that allows you to control the remaining mixture in the tank.

The Zhuk sprayer whose operating instructions are extremely clear and simple, is as safe as possible for users. The safety valve prevents the formation of excess pressure.

Sprayer 12 l Zhuk OG 112 backpack

The hydraulic sprayer Zhuk 12 liters can be used with an extension. Plastic and aluminum are used for its manufacture. The outlet valve device allows you to adjust the jet range. If necessary, repairing a Zhuk sprayer with your own hands is quite quick and simple. Features also include:

  • The Zhuk OG 112 sprayer is used over large areas and is characterized by high productivity.
  • The Zhuk 12 l sprayer is used for irrigation, watering and fertilizing. The large tank makes it possible to use it for cleaning the area and eliminating ground fires.
  • Just like the Zhuk sprayer OG 115, the presented model has a sieve for straining compounds and a mixing device.

If you want to get maximum performance, pay attention to the Zhuk battery sprayer. It is worth noting that the operation of domestically produced equipment is greatly simplified by the fact that spare parts for the Zhuk sprayer are always available and publicly available

Pneumatic

OP-205M

Manual, with 1.5 liter or 2.5 liter reservoir. The pump and spray device are located in the lid of the blow tank. The direction of the spray liquid flow can be controlled. Devices of this model do not have the ability to fix the key.

This sprayer is used where the amount of work is small: for spraying plants grown on window sills, in greenhouses, on loggias. Convenient for treating plants in small flower beds and for spraying shrubs.

OP-230

Manual , with 1.2 liter or 2 liter reservoir. Spray as a stream or as a mist.

OP-220

Tank volume: 5 liters or 7 liters. There is no belt . To operate, the device must be installed on the ground. The base of the sprayer of this model, compared to other Zhuk models, is wider, so it is more stable. The pressure pump handle is at the top and there is a safety valve.


OP-220

The fire hose of the OP-220 is not of a telescopic type.

The device is used to spray shrubs, potatoes and other garden plants, low trees, and is used for household work.

OP-209

The model is available in three tank volumes: 4 liters, 6 liters and 10 liters. During operation, it is carried on a shoulder strap. The device has a filler funnel and tank - one whole. There is a safety valve.


OP-209

The pump handle is located at the top; the button responsible for spraying can be fixed in the working position. Fire nozzle of telescopic type.

Areas of application for this type of sprayer: caring for garden plants, shrubs, small trees, and housework.

OP-207

Tank volume (options): 5 liters, 8 liters, 10 liters. Unlike the OP-209, the filler funnel of the 207 model is made separately from the tank; other characteristics, as well as the areas of application of models 207 and 209, are the same.

Does not work

The main elements of a standard garden sprayer are an engine (gasoline, electric, battery) and a pump. Additional parts - a reservoir, a hose and a set of nozzles of various configurations, a backpack mount, etc. Different types of sprayers may have different types of problems. We suggest considering the following types and most common cases of breakdowns:

1. Manual backpack. It's the easiest to deal with. The problem can only be in the mechanical part.

  • Leaking - it is necessary to replace the rubber seals;
  • If it pumps poorly, the pump may have become unusable and needs to be replaced (or buy a new hand sprayer).

TOP hand sprayers Homeland of the brand: China 1 Homeland of the brand: Germany 23 Homeland of the brand: Germany 4 Homeland of the brand: Germany 5

2. Battery-powered sprayer. Detecting a breakdown is also not difficult. Frequent cases of failure:

  • Does not charge - look at the charging connector, clean it. Water could have gotten in there or the charger itself might be damaged, then you need to replace it;
  • If it's discharged, it needs to be charged. If during charging there is no desired effect, then the battery needs to be changed;
  • Sprays poorly - if the battery charge is not minimal, then there are problems with the pump or the sprayer needs to be cleaned.

TOP battery sprayers Homeland of the brand: Germany 1 Homeland of the brand: Netherlands 2 Product expected 1,029 UAH Homeland of the brand: Netherlands 3 Product expected 1,170 UAH Homeland of the brand: China 4 Homeland of the brand: Netherlands 5 Product expected 1,170 UAH

3. Motorized sprayer. It is brought into working position quite simply - with a manual starter. Each device comes with instructions that detail the stages of assembly, preparation for launch, and the launch itself. Follow it step by step in order to correctly assemble and configure the gasoline product. List of problems that may be encountered during the operation of a gasoline sprayer:

  • Idling is a common mistake when running in gasoline sprayers. For proper further operation of the engine, we recommend contacting a service center;
  • A completely new sprayer may not always start from the first pull of the starter, so it is necessary to perform this action several times;
  • If the engine accidentally stalls during operation, one option is to check whether there is enough gasoline. If it’s not enough, you need to fill the tank almost completely or unscrew the spark plug and clean it from carbon deposits.

TOP petrol sprayers Homeland of the brand: the Netherlands 1 Homeland of the brand: China 2 Homeland of the brand: China 3 Homeland of the brand: the Netherlands 4 Product expected 3,592 UAH Homeland of the brand: Croatia 5

How to assemble

How to assemble a pneumatic one with your own hands

First we assemble the fire hose . The telescopic rod is screwed on one side of the handle, the hose on the other. The intake tube must be inserted into the hole on the tank. The length of the tube can be adjusted. The hose nut must be screwed onto the thread as far as possible, but manually.

Having connected the fire hose to the tank, we fasten the belt to the tank loops using the buckle axis. We check whether the safety valve works by lifting it up several times. It works if it moves freely. We take the pump by the handle, unscrew it and fill the sprayer tank with the liquid necessary for operation.

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Keep in mind that the volume of liquid poured should be 1 liter less than the volume of the tank. The pump is screwed on and tightened to the limit so that its connection to the tank is airtight.

Hydraulic

We assemble and connect the fire hose. To operate with the right hand, a shaft is installed . A washer is put on it. A cotter pin is inserted into the shaft hole. It is fixed by securing the shaft to the pallet. A washer is put on the connecting rod inserted into the hole in the pump assembly. The connecting rod is secured with a cotter pin.

Next, install the lever (on the shaft and connecting rod), washers, and cotter pins. We assemble the belt and connect it to the sprayer. To operate with your left hand, the sprayer is assembled in the same way, but the pump assembly and the filling assembly of the device are swapped.

Owner reviews

If you study the reviews of owners of Zhuk sprayers, you will notice a huge number of advantages of the products of this company. Many people note the ease of use and, of course, the cost of the devices. But at the same time they begin to talk about the corresponding, so to speak, flimsiness of the device. Not all novice gardeners are confident that the “Beetle” will be durable. Some owners note the convenience of the belts and claim that with a small volume, for example, 6 liters, you can successfully move from one plant to another. But if you prefer to take a larger tank, you will most likely encounter some difficulties when carrying it. Again, due to the too simple design and, as a result, unreliability.

Unfortunately, people are not always lucky, so some people notice the relatively poor quality of the pump. It is worth noting that the risk of encountering a fake is quite high. Therefore, while still in the store, try to pay attention to the operation of both the pump and the device as a whole.

To learn how to repair the Zhuk sprayer, see the following video.

“Zhuk” is a brand under which 8 models of garden sprayers . With the help of the “Beetle” you can feed plants, protect them from pests, destroy weeds, and also carry out a number of household works (washing windows, walls, disinfecting, priming, etc.). Before use, it is important to read the operating instructions.

Muscular strength is required to operate the device. The method of carrying during work can be very different:

  • devices with manual carrying during operation;
  • sprayers that need to be placed on the ground during operation;
  • devices with a shoulder strap;
  • sprayers with a backpack principle of transportation (2 belts).

Based on their operating principle, they differ in:

  • pneumatic. “Beetles” that have a pneumatic operating principle are designated by the letters OP;

For more information about the Zhuk sprayer, watch the video:

  • hydraulic _ Sprayers are marked as OG.

Zhuk sprayers of both pneumatic and hydraulic types operate due to the pressure exerted by compressed air.

However, there are differences: hydraulic devices spray liquid pulses. It is thrown out when you press the hose lever.

When the lever is released, the ejection of liquid stops. There are models in which the key can be fixed so that the spray is continuous. Pump (pneumatic) sprayers build up pressure using a pump. Spraying begins after pressing the button.

Among the pneumatic models there are also devices with the ability to fix the key. All “Beetles” can create spray of varying intensity: from a stream to small droplets reminiscent of fog.

The same spraying is created by petrol backpack garden sprayers, Stanley pump-action sprayers, Comfort 12 liter battery garden sprayers, manual pump-type sprayers and for gardening.

User manual

Pneumatic

Only filtered liquids and substances that are soluble in water without sediment can be poured into the sprayer tank. Do not use acetone, organic solvents, or petroleum industry products as a spray liquid. When working, you should adhere to the following rules:

  • Before use, use a pump to create sufficient pressure in the tank for operation. Excessive pressure is relieved by a safety valve;
  • select the spray type by rotating the dispersion nut. Press the spray button with your thumb. Liquid should not leak out from under the nut;
  • to make the spray of liquid continuous, if the device has such an opportunity, move the key to the position in which it will be fixed pressed;
  • the work is finished - return the key to its original position;
  • raise the safety valve;
  • If spraying is completed and the chemical remains, you need to neutralize the product as recommended by its manufacturer. For example, pesticides are neutralized with caustic alkali (5 percent solution);
  • We wash the sprayer using water and detergent and press the fire nozzle button several times. At the final stage, we fill the tank with clean water and again work with the fire nozzle key. The dispersion hole must be free of contamination;
  • We free the device from water and dry it.

Hydraulic

  • Spraying liquid is poured into the tank and the lid is screwed on;
  • the device is worn on the back;
  • adjust the length of the fire hose tube (by loosening the nut, you can make the length of the tube comfortable, and then tighten the nut again);
  • press the lever at least 5 times , after which we begin work by pressing the spray button;
  • select the type of torch by rotating the dissipating nut;
  • if necessary, fix the key in the working position. To ensure stable spraying of liquid, you should periodically operate the pump lever;
  • At the end of the work, we make sure that there is no pressure in the pump assembly. We neutralize the chemical remaining in the tank and rinse the device with clean water.

Principle of operation

If there is pressure in the sprayer container exceeding atmospheric pressure, then the device is working. Because of this very pressure difference, the liquid can be sprayed in several ways: a stream of water, fine dust and a narrow or wide torch. It is also possible to choose, so to speak, an intermediate mode, trying to switch between existing options. Thanks to the pressure, the liquid substance from the reservoir ends up in a special hose, and then in a telescopic rod. The length of this rod can be adjusted depending on the preferences and capabilities of the person who uses the sprayer.

Manufacturers have created the handle taking into account many features of the human palm, so it is convenient to use. Nearby there is a small lever, when pressed, the end of the hose releases liquid. A special thumb located under the lever regulates the force of pressing the lever. You can also notice a raised tip on the hose. Thanks to it, you can easily adjust the liquid supply mode.

Zhuk sprayers are easy to use. Adapting to their design will not cause any difficulties for a beginner and will serve faithfully for more than one season.

Care and rules for its use

Pneumatic device

  • the sprayer can only be disassembled if it is not under pressure;
  • the compression ring, pump body, if the device is used every day, must be lubricated at least once every 30 days . The lubricant must be flexible;
  • Lubrication is also necessary if the pump does not pump or the piston moves with difficulty. To disassemble the pump, unscrew the nut, remove the bushing and piston from it. When assembling the pump, be careful when installing the compression ring;
  • You need to make sure that the safety valve is clean, otherwise it will leak air. You can remove the valve from the tank, but you cannot disassemble it yourself;
  • the hose should not bend too much, otherwise kinks will appear on it;
  • The sprayer must not be dropped and great force must be applied when pressing the pump lever. You cannot place weights on the tank or stand on it. All this can damage the device.

How to use hydraulic

  • Maintenance every month: tightening connections where there are threads, rinsing the tank with water, applying grease to the O-rings;
  • The rules for using the device are similar to the rules for using a pneumatic sprayer.

Doesn't hold pressure

Low pressure will not provide the required fluid flow. This is due to various reasons:

  • The filter is clogged. It should be cleaned. It is in the handle, usually in the form of a long stick. You need to unscrew the hose from the handle, pull out the filter with tweezers and rinse it;
  • Not enough power - low battery charge. Just plug it in to charge;
  • Open the pump block. The gap between the ends and adjacent plates may have increased. This means that the adjusting shims have worn out. They are installed on the side opposite the drive shaft;
  • One of the parts is cracked. The worn one needs to be replaced.

You are quite capable of fixing these problems yourself. But if you don’t feel like a confident master, then it’s better to put the equipment in the hands of a specialist. Because you risk breaking it completely. In principle, many of these problems can be avoided if you more or less properly care for the sprayer.

Only:

  1. Wash nozzles after use;
  2. At the end of the season, rinse thoroughly and dry;
  3. Spray lubricant into all rubbing areas. Gaskets always need to be lubricated with special machine oil or even Vaseline - then they do not crack or leak;
  4. Store in a dry place to avoid corrosion.

As you can see, the sprayer, be it gasoline or battery-powered or manual, is not very picky and does not require extra care. But timely care and proper handling prolong his life.

Repair of sprayer malfunctions

There may be several reasons for a pump malfunction (does not provide pressure to the container):

  • The rubber cuff on the piston is worn out, the fit to the walls of the cylinder of the pump itself is loose.
  • the holes at the outlet of the cylinder are clogged, i.e. pressure is not supplied to the container.
  • pump valve is faulty.
  • there is no piston itself.

If there is no repair kit, then we leave the old cuff in place, and to make it fit more tightly to the cylinder wall, we place a steel ring . We make it ourselves according to the diameter of the piston from steel wire, so that the ring presses the cuff to the cylinder walls.

We fix the ring with a plastic washer (also homemade). The gap from the edges of the washer to the cylinder walls is approximately one millimeter. The washer will be inside the cuff and will hold the ring. We fix the washer with a regular wood screw, we screw it into the piston itself.


Repair kit

We lubricate the cuffs with lithol grease to increase the effect and moisten them with water so that the lithol does not stick so much to the cylinder walls. We check whether the piston has become tighter. If yes, but pressure still does not flow into the container, consider the second option.

The holes at the cylinder outlet are clogged. We clean them with regular wire if you have a simple pump. If the hole is ball-shaped (valve), perhaps the spring that pressed the ball is “tired” and does not press the ball tightly to the hole. Or debris has accumulated (remnants from the old cuff), which does not allow the ball to fit tightly.

In order to fix it, we disassemble the not so tricky device. If necessary, remove blockages and replace the spring. It is advisable to find a similar native one. We collect and check. After such health procedures, the pump should work.

Spare parts and repair kit for garden manual sprayer Zhuk

Repair kits are sold on the Internet and in specialized stores . They include O-rings and compression rings, valves, swirlers, nozzle springs, nuts (for tube, for hose, dissipative). Fire nozzles can also be purchased separately.


Spare parts

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