PROBLEM
POSSIBLE CAUSE
REMEDY
Screed not hot enough.
Engine not running at high enough RPM.
Refer to Engine troubleshooting.
Excessive exhaust leakage.
Check for and correct leaks.
Exhaust ports at end of Screed plugged.
Clear ports.
Outside air too cold/or windy.
Use optional propane heater.
GENERAL PAVER PROBLEMS DURING OPERATION (Cont.)
PROBLEM
POSSIBLE CAUSE
REMEDY
Wavy Surface (ripples)
.
1. Fluctuating head of materials.
1. Maintain full head of material.
2. Finisher speed too fast.
2. Reduce speed with the fast-slow
lever.
3. Excessive play in Screed
3. Replace attaching bolts.
mechanical connection.
4. Screed riding on Lift Cylinder.
Lower Cylinder completely.
Wavy surface
See Causes “1, 3, 4”.
(long waves)
5. Overcorrecting Thickness Control
Make more moderate corrections as
Screws.
infrequently as possible.
6. Running hopper empty between
Stop Paver before head of material
loads.
reaches Screed area.
7. Sitting long period between loads.
Empty Hopper completely if waiting
period lets asphalt cool.
Tearing of mat
See Cause “2”.
(full width)
8. Screed plates worn or warped.
Replace Wear Plate.
9. Cold Screed
a) Check exhaust ports in Screed.
b) Check for exhaust leaks.
Tearing of mat
See Causes “8, 9”.
(center streak)
10. Too little crown in Screed.
Increase lead crown.
Tearing of mat
See Causes “8, 9”.
(outside streak)
11. Too much lead crown in Screed.
Decrease lead crown.
12. Screed extensions installed
Raise Extension Strike Offs.
incorrectly.
PAVER RELATED MAT PROBLEMS
Printed In U.S.A.
37
907389/AP297
Discount-Equipment.com
