A client's serum potassium level is 3 mEq/L (3 mmol/L). The health care provider prescribes an IV infusion of potassium chloride. The screen on the infusion pump is displaying a "maintenance required" error message. Which action does the nurse take? (Select all that apply.)

1. Override the pump error message and administer the infusion as prescribed.
2. Administer potassium chloride via gravity.
3. Remove the infusion pump from service and obtain a different infusion pump.
4. Administer potassium chloride via IV push.
5. Reprogram the infusion pump as a "maintenance fluid" and continue with the infusion.
a. Override the pump error message and administer the infusion as prescribed.
b. Administer potassium chloride via gravity.
c. Remove the infusion pump from service and obtain a different infusion pump.
d. Administer potassium chloride via IV push.