Areva T&d Automation · Control Boards & PCBs
Areva T&d Automation P-922 OASW112AH repair
Component-level repair for the Areva T&d Automation P-922 OASW112AH (micom relay), onsite or sent in from anywhere in India. The diagnosis and repair cost are confirmed before any work starts.
Cost confirmed before any work starts · Warranty of 30 days to 6 months
At a glance
The Areva T&d Automation P-922 OASW112AH
- Manufacturer
- Areva T&d Automation
- Model / part number
- P-922 OASW112AH
- Also searched as
- P922OASW112AH · P 922 OASW112AH
- Description
- Micom relay
- Category
- Control Boards & PCBs
- Service
- Diagnosis and component-level repair, onsite or ship-in
- Warranty
- 30 days to 6 months, confirmed before work starts
Areva T&d Automation equipment in this catalog is listed by model or part number. Send the model from the nameplate and the fault, and it will be matched to an engineer who works on that kind of unit.
Common faults
What usually fails on a unit like the P-922 OASW112AH
Control, interface and processor boards inside printing presses, chillers, compressors and special-purpose machines are often unavailable or very expensive as spares. Board-level repair finds the failed components and returns the original board.
On-board power faults
Failed regulators, DC-DC converters and capacitors stop the board or cause random resets.
Damaged inputs and outputs
Driver transistors, opto-couplers and relays damaged by shorts or surges in machine wiring.
Processor and memory faults
Failed processors, memory or corrupted firmware stop the board working.
Connector and track damage
Corrosion, burnt tracks and cracked solder joints, often from heat, vibration or moisture.
Communication faults
Failed serial, CAN or network interfaces between boards.
Relays and contacts
Relay outputs are checked for contact resistance and correct operation, since worn contacts give intermittent faults.
First checks
What to check before calling an engineer
Isolate and lock out the supply, and wait for stored energy to discharge, before opening anything.
Safe for plant staff
- Photograph connectors, jumpers and switches before removing the board.
- Note error messages from the machine.
- Check the supply voltages reaching the board.
Leave to a specialist
- Component-level fault-finding and repair.
- Testing the board with its inputs and outputs simulated.
- Firmware and memory work.
Getting it fixed
How to get the P-922 OASW112AH repaired
What to send with it
- The board, packed against static.
- The machine make and model it comes from.
- The fault and any error message.
Onsite or ship-in
Technicians work onsite from our Hyderabad base and travel to plants across India; anything that can be removed can also be sent to MachineryFix from anywhere in the country.
Warranty. Repairs carry a warranty of 30 days to 6 months, depending on the item and the repair; the exact term is confirmed before work starts.
FAQ
P-922 OASW112AH repair questions
Can the Areva T&d Automation P-922 OASW112AH be repaired without a circuit diagram?+
Usually, yes. Boards are traced and tested at component level. A known-good board for comparison helps but is not required.
Does the Areva T&d Automation P-922 OASW112AH have to be sent in, or can an engineer come to the plant?+
Either. An engineer can diagnose it in place and repair it there or take it away, or the unit can be sent to MachineryFix from anywhere in India. The diagnosis and repair cost are confirmed before any work starts.
Is MachineryFix connected to Areva T&d Automation?+
No. Areva T&d Automation and the model name are used only to identify the equipment. MachineryFix is an independent repair service and is not affiliated with or endorsed by Areva T&d Automation.
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Areva T&d Automation and P-922 OASW112AH are named only to identify the equipment. MachineryFix is not affiliated with or endorsed by Areva T&d Automation.
P-922 OASW112AH down?
Send the fault and what the machine was doing. We'll match an engineer who works on it.