The ÇevikSan Guide
Fault diagnosis, maintenance tips, material selection and cost breakdowns — straight from the workshop and the field, explained in plain language.
Why Does a Pneumatic Cylinder Leak Air? 7 Causes and Fixes
Whistling from the cylinder, dropping force, or a slower cycle usually traces back to one of seven causes. How do you tell which one it is?
Choosing a Pneumatic Cylinder: Bore, Stroke and Force Calculations
A bore chosen by eye either falls short of the job or ends up oversized. The steps for sizing the right cylinder, and the mistakes made most often.
Hydraulic Cylinder Leaking Oil: Causes and Fixes
Oil running down the rod, or a table sinking under load? Two different faults that call for two different fixes. Tracing symptoms back to the cause.
Hydraulic Cylinder Sizing Guide: Bore, Pressure, Stroke
How much bore does it take for how many tons of force? How thick should the rod be? The steps for correct sizing, and the mistakes that get expensive.
Why Does a Hydraulic Power Unit Overheat? 6 Causes and Fixes
An overheating unit is telling you something. What cascades once oil temperature climbs, and where should you look for the cause?
How to Choose a Hydraulic Power Unit: Tank, Pump, Motor
An oversized unit means wasted investment; an undersized one means constant overheating — both cost you. The logic behind correct sizing.
Hydraulic Oil Guide: Choosing Oil, Filtering, and When to Change It
Most hydraulic faults trace back to the oil. How do you read what condition your oil is in, and when should you step in?
Stainless Steel: 304 or 316? Choosing the Right Grade
The wrong grade choice means either wasted cost or early corrosion. What happens when chloride is present, and what's enough for a food facility?
Chrome-Plated Rods and Honed Tubes: Why Quality Material Is Non-Negotiable
How many years a cylinder runs without leaking comes down to two surfaces. Where does the bill for cheap material actually get paid?
Hydraulic Press Table Sinking: Safety Risk and How to Fix It
A table that sinks on its own under load isn't a production problem — it's a safety problem. How do you find the cause, and how do you fix it?
Periodic Maintenance Planning: How to Prevent Unplanned Downtime
Most faults don't have to be unplanned. A simple checklist that turns downtime into something you control.
The Real Cost of Leaks: Energy, Waste and Downtime Add Up
How does a small leak show up on the bill? The real cost of a leak, worked out through energy, output, equipment life and downtime.