Pilot Study, Fault Identification and Effect of Maintenance
Pilot Study, Fault Identification and Effect of Maintenance
Pilot Study, Fault Identification and Effect of Maintenance
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Diesel Vehicle Emissions – In-Service Emissions Testing – <strong>Pilot</strong> <strong>Study</strong>, <strong>Fault</strong> <strong>Identification</strong> <strong>and</strong> <strong>Effect</strong> <strong>of</strong> <strong>Maintenance</strong> - Appendices<br />
1000<br />
Cost Benefit<br />
Test No: 1008 & 1806 - Rank 7 / 55 (High PM)<br />
ME & NC Vehicles 12t - 25t GVM (1996 to 2000)<br />
Fuel tank drained, fuel & air filters replaced<br />
$211<br />
Results<br />
100<br />
10<br />
1<br />
0.9<br />
0.9<br />
43<br />
29<br />
6<br />
12<br />
Original Test<br />
A fter M ino r Repair<br />
Category Average<br />
1 1<br />
2<br />
0<br />
NOx (g/km.t) PM (mg/km.t) Average<br />
Vehicle<br />
Total Cost ($)<br />
Repair Time<br />
Opacity (%)<br />
Condition<br />
(hours)<br />
Parameters Measured<br />
Figure A7-58<br />
Cost Benefit<br />
Test No: 972 & 1777 - Rank 9 / 55 (High PM & NOx)<br />
10000<br />
ME & NC Vehicles 12t - 25t GVM (1996 to 2000)<br />
Fuel tank drained, fuel & air filters replaced<br />
1000<br />
Original Test<br />
$148<br />
Results<br />
100<br />
10<br />
1<br />
0.9<br />
0.9<br />
38<br />
24<br />
9<br />
8<br />
A fter M ino r Repair<br />
Catego ry A verage<br />
2<br />
1<br />
1<br />
0<br />
NOx (g/km.t) PM (mg/km.t) Average<br />
Vehicle<br />
Total Cost ($)<br />
Repair Time<br />
Opacity (%)<br />
Condition<br />
(hours)<br />
Parameters Measured<br />
Figure A7-59<br />
Page 81
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