Visual Checks: Regularly inspect the push arm for any signs of wear or damage. Look for cracks, bends, or signs of friction.
Movement: Ensure the push arm moves smoothly without any obstructions or unusual resistance.
Check Alignment: Ensure the push arm is properly aligned with the pump rollers and that there is no misalignment that could cause uneven wear or damage.
Symptoms of Failure: Common signs that the push arm needs replacement include irregular pump operation, excessive noise, or physical damage to the push arm.