OPERATING INSTRUCTIONS SECTION 4
DD-29/31HF/38HF Vibratory Asphalt Compactors 4-5
8. Check engine oil level on dipstick (1, Figure 4-4). If required, add motor oil
through fill area (2, Figure 4-4) to bring to Full level on dipstick. Refer to the
Engine manual for lube oil type. If no oil is showing on the dipstick, call for
service assistance to investigate the cause of oil loss.
Figure 4-4
9. Check hydraulic oil level at gauge (1, Figure 4-5). Add fresh, clean, anti-wear,
ISO Grade 46 hydraulic oil through the oil fill area (1, Figure 4-6). The fill area
is accessed by opening engine hood. Be sure to install the fill plug.
10. Be sure water tank is full of fresh clean water before starting compaction
operation. Keep tanks as full as possible during operation.
Figure 4-5
Figure 4-6