VVSA motors

VVSA motors three wheel � spare parts

Cabulator repair kit available Vvsa motors Huluganga 0713670354
04/08/2025

Cabulator repair kit available
Vvsa motors
Huluganga
0713670354

26/06/2025
♥️✔️
24/06/2025

♥️✔️

This diagram shows several ways to install and use a 4-pin relay, commonly used in vehicle electrical systems such as ho...
23/06/2025

This diagram shows several ways to install and use a 4-pin relay, commonly used in vehicle electrical systems such as horns, lights, and radiator fans. The diagram explains the function of each pin (85, 86, 87, 30) and how current flows through the relay when activated.

🚗 Braking Systems 101: 8 Types You Should Know Before Hitting the RoadBrakes are your car’s most critical safety feature...
21/06/2025

🚗 Braking Systems 101: 8 Types You Should Know Before Hitting the Road

Brakes are your car’s most critical safety feature. Here are 8 braking systems every driver should know:
1. Disc Brake
🛞 Uses calipers and rotors for strong, heat-resistant braking — great at high speeds.
2. Drum Brake
🔧 Uses brake shoes inside a drum; cheaper but less effective at cooling.
3. Hydraulic Brake
💧 Uses brake fluid to transfer pedal force to the wheels — smooth & reliable.
4. Electromagnetic Brake
⚡ Slows vehicles using magnetic force — common in trains and electric buses.
5. Air Brake
💨 Powered by compressed air; used in heavy trucks and buses for strong stopping power.
6. Parking Brake (Handbrake)
🅿️ Keeps your car still when parked — can be manual or electronic.
7. Regenerative Brake
🔋 Found in EVs/hybrids — recovers energy during braking and charges the battery.
8. ABS (Anti-lock Braking System)
🛑 Prevents wheel lockup during emergency stops — helps maintain control.

✅ Know your brakes. Stay safe. Drive smart.
Follow Mechanics Manual


📌 Engine Timing Marks: Ensuring Precision in Engine AssemblyDuring most engine rebuilds, the timing assembly—including t...
21/06/2025

📌 Engine Timing Marks: Ensuring Precision in Engine Assembly

During most engine rebuilds, the timing assembly—including the timing chain or belt, camshaft sprocket, and crankshaft sprocket—is replaced. Precise synchronization between the camshaft and crankshaft is essential to ensure optimal engine performance, efficiency, and longevity.

🔧 Purpose of Engine Timing Marks

Engine timing marks are reference indicators, usually stamped or cast into the crankshaft and camshaft sprockets or gears. These marks allow technicians to accurately align the rotation of the crankshaft and camshaft so that the engine's valves open and close at the correct intervals relative to piston movement.

🧩 Installation and Alignment

Both the crankshaft and camshaft sprockets are secured with a key, pin, or dowel, ensuring correct positioning.

The factory timing marks must be aligned exactly according to manufacturer specifications during assembly.

A typical alignment procedure may require positioning the No. 1 cylinder at Top Dead Center (TDC) on the compression stroke, then matching the timing marks on both sprockets.

⚠️ Importance of Correct Timing

Improper alignment of timing marks can lead to:

- Poor engine performance

- Misfires or no start conditions

- Valve-to-piston contact, resulting in catastrophic engine damage in interference engines

Parts of an EngineHere’s a clear breakdown of the main parts of an internal combustion engine (typical for cars and bike...
21/06/2025

Parts of an Engine
Here’s a clear breakdown of the main parts of an internal combustion engine (typical for cars and bikes):

---

🔧 Main Parts of an Engine:

1. Cylinder Block

The main body of the engine where all components are mounted.

Contains cylinders, oil passages, and coolant passages.

2. Cylinder Head

Sits on top of the cylinder block.

Houses valves, spark plugs, and camshaft (in OHC engines).

3. Piston

Moves up and down in the cylinder.

Converts combustion energy into mechanical energy.

4. Connecting Rod

Connects the piston to the crankshaft.

Transfers motion from the piston to crankshaft.

5. Crankshaft

Converts the linear motion of pistons into rotational motion.

Delivers power to the transmission.

6. Camshaft

Operates the intake and exhaust valves.

Driven by the crankshaft (via timing belt/chain).

7. Valves (Intake & Exhaust)

Intake valves allow air-fuel mixture in.

Exhaust valves let burnt gases out.

8. Spark Plug (in Petrol Engines)

Ignites the air-fuel mixture for combustion.

9. Fuel Injector or Carburetor

Injector sprays fuel (modern engines).

Carburetor mixes air and fuel (older engines).

10. Timing Belt / Chain

Coordinates the rotation of the crankshaft and camshaft.

11. Oil Pan (Sump)

Stores engine oil at the bottom of the engine.

12. Flywheel

Maintains engine momentum and helps with starting.


























































30 useful Excel shortcuts General Shortcuts- Ctrl + N: Create a new workbook  - Ctrl + O: Open an existing workbook  - C...
18/06/2025

30 useful Excel shortcuts

General Shortcuts

- Ctrl + N: Create a new workbook
- Ctrl + O: Open an existing workbook
- Ctrl + S: Save the current workbook
- Ctrl + P: Open the Print dialog
- Ctrl + Z: Undo the last action
- Ctrl + Y: Redo the last action
- Ctrl + C: Copy selected cells
- Ctrl + X: Cut selected cells
- Ctrl + V: Paste copied/cut cells
- Ctrl + F: Open the Find dialog
- Ctrl + H: Open the Find and Replace dialog
- Ctrl + A: Select all cells in the worksheet

Navigation & Selection

- Ctrl + Arrow Keys: Move to the edge of data regions
- Shift + Space: Select the entire row
- Ctrl + Space: Select the entire column
- Ctrl + Home: Go to cell A1
- Ctrl + End: Go to the last used cell
- Alt + Page Up/Down: Move one screen left/right

Formatting Shortcuts

- Ctrl + B: Apply or remove bold formatting
- Ctrl + I: Apply or remove italic formatting
- Ctrl + U: Apply or remove underline
- Ctrl + 1: Open the Format Cells dialog
- Alt + H + O + I: Auto-adjust column width
- Alt + H + O + A: Auto-adjust row height

Formula & Data Shortcuts

- F2: Edit the active cell
- Ctrl + ; : Insert current date
- Ctrl + Shift + ; : Insert current time
- Alt + = : AutoSum selected cells
- Ctrl + Shift + L: Toggle filters on/off

Dashboard & PivotTable Shortcuts

- Alt + N + V: Create a PivotTable
- Alt + F1: Create a default chart from selected data
- F11: Create a chart in a new sheet
- Ctrl + Shift + \ (or Ctrl + A in a data range): Select entire data range
- Alt + J + T + L: Refresh PivotTable data

⚙️ What’s Inside a Piston? Full Breakdown of Every Key Component:The piston assembly is a crucial part of an internal co...
18/06/2025

⚙️ What’s Inside a Piston? Full Breakdown of Every Key Component:

The piston assembly is a crucial part of an internal combustion engine. It converts the energy from combustion into mechanical motion to turn the crankshaft. Here are the main components involved:

🧩 1. Piston:

The piston is a cylindrical metal component that moves up and down inside the cylinder. It receives the combustion force and transmits it to the connecting rod. Made of lightweight, heat-resistant alloy, it must withstand extreme pressure and temperature.

🧩 2. Piston Ring:

These are circular metal rings fitted around the piston. They seal the combustion chamber, control oil consumption, and transfer heat from the piston to the cylinder wall. Typically, there are compression rings and oil control rings.

🧩 3. Wrist Pin (Gudgeon Pin):

This is a hardened steel pin that connects the piston to the small end of the connecting rod. It passes through the wrist pin hole in the piston and allows the piston to pivot during motion.

🧩 4. Wrist Pin Hole:

A machined hole in the piston skirt or boss area where the wrist pin is inserted. It must be perfectly aligned to ensure smooth movement of the connecting rod.

🧩 5. Connecting Rod:

This rod connects the piston to the crankshaft. It transmits the piston's linear motion into rotational motion of the crankshaft.

🧩 6. Rod Bearings:

Rod bearings sit between the connecting rod and the crankshaft. They reduce friction and wear, allowing smooth rotation.

🧩 7. Connecting Rod Cap:

This is the removable lower half of the connecting rod. It clamps around the crankshaft journal along with the bearings.

🧩 8. Rod Bolt:

Rod bolts fasten the rod cap to the connecting rod. They must be torqued accurately to ensure a secure, vibration-free connection.

Bajaj Genuine Oil Filter at Special Reduced Price.Only at DPMC Spare Stock Marketing Centers and DealersVVSA MOTORS HULU...
09/06/2025

Bajaj Genuine Oil Filter at Special Reduced Price.
Only at DPMC Spare Stock Marketing Centers and Dealers
VVSA MOTORS
HULUGANGA ♥️✔️

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Huluganga Madulkella
Kandy
20000

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Monday 09:00 - 17:00
Tuesday 09:00 - 17:00
Wednesday 09:00 - 17:00
Thursday 09:00 - 17:00
Friday 09:00 - 17:00
Saturday 09:00 - 17:00
Sunday 09:00 - 12:00

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