What do you need to know before replacing your control system?
Once the decision is made to replace an existing DCS, the next step is implementation, which requires careful planning. When the decision is made to replace a DCS, the new automation system will be a modern DCS, PLC-based system, or PAC-based system.
What do you need to know about replacing a DCS?
In addition to complying with current NERC-CIP requirements, a new automation system must also be flexible enough to take advantage of new security measures and patches. An older DCS will have little or no built-in cybersecurity, making compliance with current standards extremely difficult.
When do you need to replace wheel bearings?
If bearings go bad at one wheel, it is not necessary to replace the bearings at the other wheel on the same axle. Don’t let someone talk you into work that is not needed. Get the price estimate for wheel bearing replacement for your make and model of car.
How do I know if my spark plugs need replacing?
If the engine is making a pinging, rattling or knock-like noise, or if there is a strong vibration, the spark plugs and/or the spark plug wires could be to blame. 6. Engine Misfires Replace the plugs more frequently if there’s oil on the plug’s tip when removed from the engine.
What do you need to know before replacing a circuit?
Upside down and sideways positions typically do not work. Next, insert the new circuit breaker. While you have the circuit panel open, check the other branch circuits to make sure they are properly in place and tighten any loose parts.
What do you need to know before replacing your roof?
5 Things to Know Before You Replace Your Roof. 1 1. Shop around. Some roofers don’t worry much about customer satisfaction since replacing a roof is a once-every-few-decades job, which means they 2 2. Strip away the old. 3 3. Go top shelf. 4 4. Pay attention to the paperwork. 5 5. Don’t pay until you see the magnet.
What do you replace in a knee replacement?
What we do in a modern knee replacement is replace the surfaces of the knee joint, not the joint itself. The tendons, ligaments and all the other structures around the knee are left in place. I sometimes compare it to a dentist capping a tooth: We are adding new caps to the bones.
When do you know you need hip replacement surgery?
If you’re struggling with hip pain or stiffness that prevents you from performing your normal, everyday activities, you may find that hip replacement surgery could have a profound impact on your life — relieving your painful symptoms and increasing your mobility and ability to function.