The Hercules DD-149 or D-1500 is a 3-cylinder diesel (compression ignition) engine rated at 1800 rpm. It powers generator sets from Cummins/Onan, including the DZB series. It holds 6 L (1.6 gal) of oil.
Also known as: Hercules DD-149 or D-1500
| Oil capacity | 6.0 L |
|---|---|
| Cylinders | 3 |
| Aspiration | diesel (compression ignition) |
| Rated speed | 1800 rpm |
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Check, clean, replenish oil as frequently as necessary. | — | find | ||
| Fuel filter | Drain sediment. Repriming required. | — | find | ||
| Oil filter | Replace the element at time of oil change. Use a Purolator #P-70FF replacement element. | — | find | ||
| Belt | Inspect and adjust - 1/2 inch play. Use ONLY Onan replacement belt #511P60 (Gates Rubber Co. #8256), except spec A models use 511 3 belt and pulley replacement kit. | — | find | ||
| Coolant | Check for rust or scale formation. | — | |||
| Oil | Check, replenish as necessary. | — |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
The Hercules DD-149 or D-1500 engine has an oil capacity of 6.0 liters.
The Hercules DD-149 or D-1500 powers 1 generator set(s), including Cummins/Onan DZB series.