Yaskawa F7 Drive CIMR-F7U2015

Warning: This procedure requires trained personnel with PPE!

Replace the cooling fan(s) every 2 to 3 years (20,000 hours) with a new part.

Note: The standard replacement period is based on the following usage conditions:

Sign off on the cooling fan replacement

Warning: This procedure should be performed by a trained technician

Standard replacement period is based on the following usage conditions: Ambient temperature: Yearly average of 86°F / 30°C, Load factor: 80% maximum, Operating time: 12 hours maximum per day

New control power fuse installed

The terminal card can be removed and mounted without disconnecting the control wiring.

Important: Always confirm that input power is removed and the Charge LED is not lit before removing or mounting the terminal card.

1. Remove the terminal cover on the Drive.

2. Remove the Digital Operator and front cover from the Drive.

3. Remove the wires connected to FE and/or NC on the terminal card.

4. Loosen the mounting screws on the left and right sides of the terminal card until they are free; It is not necessary to remove the mounting screws completely, as they are captive and self-rising.

5. Pull the terminal card out in the direction of the block arrow.

Warning: Ensure the three-phase power is disconnected and locked out before starting the inspection.

Motor is not vibrating or making unusual noises

No abnormal heat generation from the Drive or motor

Output current value shown on U1-03

Cooling fan in the Drive is operating normally

Warning: Do not touch terminals immediately after the power has been turned off to avoid electric shock.

All screws and bolts on external terminals, mounting bolts, and connectors are tightened

Check ambient temperature, humidity, dust, harmful gas, and oil mist

Check for abnormal vibration or noise in the equipment

Inspect the main circuit and control voltage of the AC power supply

Check transformers and reactors for discoloration or noise

Inspect the Cooling Fans/Fins & Heatsink for abnormal fan noise and accumulation

Check the digital operator for LED functionality, monitor display values

Note: If the Drive is used under the following conditions, it may be necessary to inspect more often:

Check if any of these conditions apply