Westinghouse WH5500 — Checking and Adding Engine Oil
Maintenance · Lubrication System
For the Westinghouse WH5500, from the Westinghouse owner's manual.
Browse Westinghouse generators & specs →
Before you start
- Do not check oil while engine is running
- Allow engine oil to cool before removing plug/dipstick
- Unit shipped without oil; must add before first start
Procedure
- Shut down the generator.
- Allow engine to cool for several minutes.
- Move generator to flat surface.
- Clean area around oil fill plug/dipstick.
- Remove oil fill plug/dipstick.
- Wipe end clean, reinsert fully, then remove again to check level.
- Observe oil level on dipstick.
- If low, add recommended oil type.
- Check level again; do not overfill past full mark.
- Reinstall oil fill plug/dipstick.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Oil types: 5W-30 Amazon eBay $47.95, 10W-30 Amazon eBay $54.99, or SAE 30
- 4-stroke FridayParts $11.50 oil only; synthetic acceptable
Source: Westinghouse 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.