On Three Competing Maintenance Actions and the Related Condition Control

<table>Simulation of a service sojourn with <svg height="11.1" id="M51" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 52.6875 11.1" width="52.6875" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,11.1)">
<g transform="translate(72,-63.12)">
<text transform="matrix(1,0,0,-1,-71.95,63.35)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐻</tspan>
<tspan style="font-size: 12.50px; " x="14.37845" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="26.418839" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="32.670338" y="0">.</tspan>
<tspan style="font-size: 12.50px; " x="35.796089" y="0">5</tspan>
</text>
</g>
</g>
</svg>, the same <svg height="10.325" id="M52" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 13.4125 10.325" width="13.4125" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.325)">
<g transform="translate(72,-63.74)">
<text transform="matrix(1,0,0,-1,-71.95,63.79)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑋</tspan>
</text>
</g>
</g>
</svg>, but different <svg height="10.725" id="M53" style="vertical-align:-0.1254pt" version="1.1" viewbox="0 0 11.375 10.725" width="11.375" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.725)">
<g transform="translate(72,-63.42)">
<text transform="matrix(1,0,0,-1,-71.95,63.6)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑆</tspan>
</text>
</g>
</g>
</svg>.</table>

Journal of Quality and Reliability Engineering

fig1

Figure 1

Figure 1: On Three Competing Maintenance Actions and the Related Condition Control 