YASKAWA iQpump1000 User Manual page 303

Ac drive intelligent pump controller
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Inspection Area
Operation Check
Check for increased vibration or abnormal noise.
• Inspect terminals for stripped, damaged, or loose
connections.
General
• Make sure all terminals have been properly tightened.
Check for any odor, discoloration, and rust. Make sure
Circuit Boards
connections are properly fastened and that no dust or oil
mist has accumulated on the surface of the board.
Cooling Fan,
• Check for abnormal oscillation or unusual noise.
Circulation Fan,
Control Board
• Check for damaged or missing fan blades.
Cooling Fan
Inspect for dust or other foreign material collected on the
Heatsink
surface.
Inspect air intake and exhaust openings. They must be
Air Duct
free from obstruction and properly installed.
• Make sure data appears on the display properly.
HOA Keypad
• Inspect for dust or other foreign material that may have
collected on surrounding components.
YASKAWA TOEP YAIP1W 01F YASKAWA AC Drive - iQpump1000 User Manual
Inspection Points
Motor Periodic Inspection
Control Circuit Periodic Inspection
Cooling System Periodic Inspection
Display Periodic Inspection
Corrective Action
Stop the motor and contact qualified maintenance
personnel as required.
• Tighten loose screws and replace damaged screws
or terminals.
• If terminals are integral to a circuit board, then
board or drive replacement may be required.
• Fix any loose connections.
• If an antistatic cloth or vacuum plunger cannot be
used, replace the board.
• Do not use any solvents to clean the board.
• Remove foreign particles and dust with a vacuum
cleaner to avoid touching parts.
The drive has few serviceable parts and may require
complete drive replacement.
Replace as required.
Remove foreign particles and dust with a vacuum
cleaner to avoid touching parts.
• Visually inspect the area.
• Clear obstructions and clean air duct as required.
• Contact the nearest sales office if there is any
trouble with the display or keypad.
• Clean the HOA keypad.
6.1 Inspection
Checked
6
303

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