Table 3-1. Troubleshooting Table - Continued.
TEST OR INSPECTION
20. SCREED BURNERS GIVE OFF BLACK SMOKE - Continued.
Step 2. Check for clogged exhaust vents on the trailing edge of the screed plates.
Do not spray diesel fuel on hot screed plates. Allow screed plates to cool 30 minutes, minimum,
prior to spraying. Spraying hot screed plates with cool diesel fuel can cause permanent damage
to the screed plates.
Clean exhaust vents using the fuel spray washdown system per paragraph 3.3.7.
Step 3. If screed blower air control plates are properly adjusted and screed exhaust vents are not clogged,
inform supervisor of problem.