Service parts for the HDKBC
Grouped by system, with how many of each the parts manual calls for.
Air intake
1 requiredFuel system
1 requiredOil system
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Frequency | 60.0 Hz |
|---|---|
| Standby power | 5000 kW |
| Oil capacity | 1.9 L |
| Voltage options | 120 V, 120/240 V |
| Phase | 1 |
| Rated current | 41.7 A |
| Power factor | 1.0 |
| Battery cranking | 650 CCA |
| Battery voltage | 12 V |
| Coolant capacity | 2.8 L |
| Dry weight | 181 kg |
| Sound level | 68.0 dBA @ 3 m |
Maintenance & consumables
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Air Filter | 1234-00789 | Amazon eBay | ||
| Fuel filter | Filter, Fuel Water Separator | FS1006 | Amazon $33.95 eBay $29.99 | ||
| Fuel filter | Replace Fuel Filter | ×2 | — | 1000 hr | |
| Oil filter | Replace Engine Air Filter | ×4 | AF2614 | 500 hr | Amazon eBay $75.04 |
| Battery | 12 Volt | — | 1000 hr | ||
| Belt | — | 500 hr | |||
| Coolant | 2.8 liters | — | |||
| Oil | API classified engine oils according to the following guidelines. | 3.0 liters | — | 500 hr | |
| Spark plug | — | 500 hr |
Common questions
What is the power rating of the Cummins/Onan HDKBC?
The Cummins/Onan HDKBC is rated 5000 kW standby.
What oil filter does the Cummins/Onan HDKBC use?
The Cummins/Onan HDKBC uses oil filter part number AF2614.
What fuel filter does the Cummins/Onan HDKBC use?
The Cummins/Onan HDKBC uses fuel filter part number FS1006.
Which air filter part number does the Cummins/Onan HDKBC take?
The Cummins/Onan HDKBC uses air filter part number 1234-00789.
Troubleshooting
6Fault codes
| Code | Meaning |
|---|---|
| Code 1 | Engine Over Temperature |
| Code 2 | Low Oil Pressure |
| Code 3 | Service Check |
| Code 4 | Over Crank |
| Code 12 | Over Voltage |
| Code 13 | Under Voltage |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Cummins/Onan HDKBC troubleshooting guide (14 entries) →
Parts
8| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 1234-00789 | Air Filter | 1 | Air filter | Amazon eBay |
| 5678-23456 | Oil Filter | 1 | Oil filter | Amazon eBay |
| AF2614 | Element Air Cleaner, Primary | 1 | Air filter | Amazon eBay $75.04 |
| AF2615 | Element Air Cleaner, Secondary | 1 | Air filter | Amazon eBay |
| FL3325 | Filter, Oil (On Engine) | 1 | Oil filter | Amazon eBay |
| FL777 | Filter, Oil (Skid Mounted) | 1 | Oil filter | Amazon eBay |
| FS1006 | Filter, Fuel Water Separator | 1 | Fuel filter | Amazon $33.95 eBay $29.99 |
| 0981-0183 | 1 | Service part / kit | Amazon eBay |
Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.