Generac QT 1.6L 25kW — Changing Engine Oil
Maintenance · Engine crankcase / oil filter
For the Generac QT 1.6L 25kW, from the Generac owner's manual.
Applies to: Generac QT 1.6L 25kW, Generac In Line engine
Before you start
- After refilling the crankcase with oil, always check oil level on dipstick. NEVER OPERATE ENGINE WITH OIL BELOW THE DIPSTICK ADD MARK.
Parts for this job
Part numbers from the service-parts list for Generac QT 1.6L 25kW. Verify against your serial number before ordering; some links are affiliate links.
Procedure
- Remove OIL DRAIN HOSE from its retaining clip.
- Loosen and remove OIL DRAIN HOSE CAP. Drain oil completely into suitable container.
- When all oil has drained, install and tighten OIL DRAIN HOSE CAP, and re-install into its retaining clip.
- Turn OIL FILTER counterclockwise and remove. Properly dispose of old filter.
- Apply light coating of new engine oil to seal of new oil filter. Install FILTER and tighten by hand only. DO NOT OVER TIGHTEN.
- Remove OIL FILL CAP. Add recommended oil. DO NOT FILL ABOVE THE DIPSTICK FULL MARK.
- Start engine and check for oil leaks.
Specs & values
- Crankcase oil capacity is 4.0 U.S. quarts (3.8 liters)
Full service-parts list: Generac QT 1.6L 25kW →
Source: Generac owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.