What improvement can you make in the process shown in Figure 2.17?

Data from Figure 2.17:

Process: Subject: Beginning: Ending: Step No. 6719GAWN1 2 3 4 5 8 10 11 18922 Changing engine oil Mechanic Direct customer arrival Total charges, receive payment Insert Step Append Step Remove Step 20 Time (min) 0.80 1.80 2.30 0.80 0.60 0.70 0.90 1.90 4.20 12 0.70 13 2.70 14 1.30 15 0.50 16 1.00 17 3.00 0.70 0.30 0.40 0.60 0.50 2.30 Distance (ft) 50.0 30.0 70.0 50.0 40.0 40.0 80.0 60.0 X X X X X X X X X X X X X X X X X A X Activity Operation Transport Inspect Delay Store Summary Number of Steps 7 8 4 1 1 Direct customer into service bay Record name and desired service Step Description Look up filter number(s), find filter(s) Check filter number(s) Carry filter(s) to service pit Perform under-car services Time (min) 16.50 Climb from pit, walk to automobile Fill engine with oil, start engine Inspect for leaks 5.50 5.00 0.70 0.30 Walk to pit Inspect for leaks Clean and organize work area Return to auto, drive from bay X Park the car Walk to customer waiting area Total charges, receive payment Open hood, verify engine type, inspect hoses, check fluids Walk to customer in waiting area Recommend additional services Wait for customer decision Walk to storeroom Distance (ft) 420