1. Увод
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your TOOLCY 4400 PSI Triplex Plunger Pressure Washer Pump. Please read all instructions carefully before use to ensure proper function and to prevent injury or damage.
Безбедносне информације
Always wear appropriate personal protective equipment (PPE) when operating pressure washing equipment, including eye protection, hearing protection, and gloves. Ensure the work area is clear of bystanders and pets. This pump is designed for COLD WATER use only.
2. Садржај пакета
Verify that all items listed below are included in your package. If any parts are missing or damaged, please contact TOOLCY customer support.
- 1x TOOLCY Triplex Plunger Pressure Washer Pump
- 1x Shaft Key
- 1x Oil Breather Plug (yellow)
- 4к монтажни вијци
- Washers for mounting bolts
- Chemical Injector Tube

Figure 2.1: Included components with the TOOLCY pressure washer pump.
3. Техничке спецификације
| Бранд | TOOLCY |
| Модел | 4400PSI-Stainless Steel Outlet |
| Максимални притисак | 4400 ПСИ |
| Максимални проток | КСНУМКС ГПМ |
| Схафт Диаметер | 1 инча |
| Оријентација осовине | Хоризонтално |
| Recommended Engine Horsepower | 9-15 HP (270-420cc) |
| Recommended Rated RPM | 3400 РПМ |
| Улазни прикључак | 3/4" NH Garden Hose |
| Оутлет Цоннецтион | 3/8" Quick Connect |
| Материјал | Anodized Aluminum Crankcase, Brass Pump Head |
| Тежина артикла | 19.96 фунте (9.07 кг) |
Компатибилност: This pump is compatible with various gas engines including Honda GX340, GX390, GX270; Simpson Armor 41114, 41096, 41115; Simpson Monster 41113, 41028, 41030, 41032, 41034; AAA 90039, 90038, 90034, DW3635; AR RKV3G27, RKV3G34, RKV4G36, RSV4G40, RKV3G39, RRV4G40HD, RG 2125HN, RG 1528HN, SLPHP4040-402; CAT 66DX40GG1, 66DX35G1I; and others like 3-0308, 3-0350, EXHP3640, EZ4040G, EZ4040, TS2021, WS202, DXPW3035, DXPW3535, DXPW4035.
4. Подешавање и инсталација
Follow these steps to properly install the TOOLCY pressure washer pump onto your gas engine.
4.1 Preparing the Engine
- Уверите се да је мотор искључен и охлађен.
- Pull the recoil starter to rotate the engine shaft until the keyway is facing upward.
- Insert the new shaft key (included with the pump) into the engine shaft keyway. A light coating of anti-seize compound on the engine shaft is recommended for easier future removal.
Video 4.1: Demonstrates the easy installation process of the 1-inch shaft triplex pump, including preparing the engine shaft and inserting the keyway.
4.2 Монтажа пумпе
- Align the keyway on the pump with the key on the engine shaft.
- Carefully push the pump all the way onto the engine shaft until it is fully seated.
- Rotate the pump until its mounting holes align with the engine block mount.
- Install the new bolts and tighten them securely and evenly to ensure there are no gaps.

Figure 4.2: Pump mounting dimensions for horizontal 1-inch shaft engines.
Video 4.2: Detailed setup instructions for the 1-inch shaft triplex pressure washer pump from TOOLCY, showing pump alignment and bolt tightening.
4.3 Oil Breather Plug Installation
- Remove the red oil plug from the pump.
- Install the yellow oil breather plug into the opening. This allows for proper ventilation during operation.

Figure 4.3: Oil sight glass and breather plug location.
4.4 Повезивање црева
- Connect a standard 3/4" garden hose to the pump's inlet. Ensure a tight connection to prevent leaks.
- Connect your pressure washer hose to the 3/8" quick connect outlet.
5. Упутство за употребу
Once the pump is installed and hoses are connected, you can begin operation.
5.1 Подешавање притиска
This pump features an adjustable unloader, allowing you to fine-tune the pressure output. Turn the unloader clockwise for increased pressure and counter-clockwise to reduce pressure. The final working pressure (PSI) depends on the output/horsepower of your gas engine and the nozzle used.

Figure 5.1: Adjusting pressure using the unloader valve.
Видео 5.1: Крајview of the TOOLCY 3600-4000 PSI Pressure Washer Pump, highlighting its features and pressure adjustment capabilities.
5.2 Општи савети за рад
- Always ensure a steady supply of cold water to the pump before starting the engine. Running the pump dry can cause severe damage.
- Use appropriate nozzles for the cleaning task. Different nozzles provide varying spray patterns and pressures.
- When not actively spraying, release the trigger to allow the unloader to bypass water, reducing strain on the pump and engine.
- This pump is suitable for residential and light commercial pressure washing tasks such as cleaning driveways, decks, fences, sidewalks, and vehicles.

Слика 5.2: Прamples of cleaning applications for the pressure washer pump.
6. Одржавање
Regular maintenance ensures the longevity and optimal performance of your pressure washer pump.
6.1 Oil Level Check and Replacement
- The pump comes with pre-filled oil. Before first use, check the oil level at the oil sight glass.
- The oil needs to be replaced every 50-60 hours of running time. Use 15W-40 oil.
- The sight glass helps you easily monitor the oil level and detect if water has clouded the oil, indicating a potential issue.
6.2 Складиштење
- Before storing, especially in freezing temperatures, ensure all water is drained from the pump and hoses to prevent damage.
- Store the pump in a dry, protected area.
КСНУМКС. Решавање проблема
This section addresses common issues you might encounter with your pressure washer pump.
7.1 Low Pressure Output
- Проверите снабдевање водом: Ensure the garden hose is fully open and providing adequate water flow.
- Проверите млазницу: A clogged or worn nozzle can reduce pressure. Clean or replace as needed.
- Adjust Unloader: Turn the unloader clockwise to increase pressure.
- Ваздух у систему: Run water through the pump with the engine off and trigger open to purge air before starting.
7.2 Цурење воде
- Проверите везе: Ensure all hose connections are tight and properly sealed.
- Проверите О-прстенове: Worn or damaged O-rings in quick connects or hose fittings can cause leaks. Replace if necessary.
7.3 Pump Not Engaging
- Engine Running: Confirm the gas engine is running correctly.
- Shaft Key: Ensure the shaft key is properly seated and the pump is fully engaged with the engine shaft.
8. Гаранција и подршка
For warranty information, technical assistance, or to purchase replacement parts, please contact TOOLCY customer support. Refer to your product packaging or the official TOOLCY webсајт за најновије контакт информације.
Такође можете посетити TOOLCY Store on Amazon за додатне производе и информације.