User's Manual

HW4000 Portable Generator Owner’s Manual www.honeywellgenerators.com 21
Engine Oil
Changing Engine Oil
1. Be sure generator is placed on flat, level surface.
2. Start engine and run until warm.
3. Stop engine.
4. Place oil pan, or other container suitable for holding
engine oil, underneath generator.
5. Keep oil fill cap on initially to avoid having oil spray
out too fast.
6. Using a socket wrench with 12 mm socket, loosen
drain plug bolt; remove drain bolt and sealing washer.
7. Allow oil to drain into oil pan or container.
8. Slowly unscrew and remove oil fill cap.
9. Allow oil to completely drain into oil pan or container.
10. Using clean cloth, wipe around oil fill and drain plug
areas to clean any dirt and debris.
11. Reinstall sealing washer and drain plug bolt.
12. Pour new (unused) engine oil into oil fill hole. (See
Figure17 for recommended oil type). Do not overfill.
13. Check oil level.
Frequent or prolonged contact with engine oil may cause
skin cancer.
• Immediately after handling engine oil, thoroughly wash
hands and any areas of skin exposed to engine oil, with
soap and water.
To change engine oil, you will need:
 Socket wrench with 12 mm socket
 Oil drain pan or other container suitable for holding
engine oil
 Clean cloth
 Unused engine oil (SAE type indicated in Fig-
ure17)
Crankcase pressure can cause hot engine oil to
spray out of engine fill hole. Hot engine oil can
cause severe burns.
• ALWAYS stop engine before removing oil fill cap.
FIGURE 21: Oil Drain Bolt
FIGURE 22: Loosen Oil Drain Bolt
FIGURE 23: Remove Oil Fill Cap
FIGURE 24: Oil Draining from Generator
FIGURE 25: Engine Oil Dipstick—Oil Level Indicator