Toshiba W7 manual Operational and Maintenance Precautions, Service Life Information

Operational and Maintenance Precautions

WARNING

•Turn off, lockout, and tagout the main power, the control power, and instrumentation connections before inspecting or servicing the drive, or opening the door of the enclosure.

•Turn off, lockout, and tagout the main power, the control power, and instrumentation connections before proceeding to disconnect or connect the power wiring to the equipment.

•The capacitors of the ASD maintain a residual charge for a period of time after turning the ASD off. The required time for each ASD typeform is indicated with a cabinet label and a Charge LED. Wait for at least the minimum time indicated on the enclosure-mounted label and ensure that the Charge LED has gone out before opening the door of the ASD once the ASD power has been turned off.

•Turn the power on only after attaching (or closing) the front cover and Do Not remove the front cover of the ASD when the power is on.

•Do Not attempt to disassemble, modify, or repair the ASD. Call your Toshiba sales representative for repair information.

•Do not place any objects inside of the ASD.

•If the ASD should emit smoke or an unusual odor or sound, turn the power off immediately.

•The heat sink and other components may become extremely hot to the touch. Allow the unit to cool before coming in contact with these items.

•Remove power from the ASD during extended periods of non-use.

•The system should be inspected periodically for damaged or improperly functioning parts, cleanliness, and to ensure that the connectors are tightened securely.

•Ensure that the Run functions (F, R, Preset Speed, etc.) of the ASD are off before performing a Reset. The post-reset settings may allow the ASD to start unexpectedly.

•Retry or Reset settings may allow the motor to start unexpectedly. Warnings to this effect should be clearly posted near the ASD and the motor.

•In the event of a power failure, the motor may restart after power is restored.

•Follow all warnings and precautions and do not exceed equipment ratings.

DO NOT install, operate, perform maintenance, or dispose of this equipment until you have read and understood all of the product warnings and user directions. Failure to do so may result in equipment damage, operator injury, or loss of life.

Service Life Information

Part Name	Service Life	Remarks
Large Capacity Electrolytic	5 Years	When not used for long periods,
Capacitor		charge semi-annually.
Cooling Fan	26,000 Hours
CN Connectors	100 Connects/Disconnects
On-board Relays	500,000 Actuations

10 W7 ASD Installation and Operation Manual