Troy-Bilt 6250 Watt Portable Generator User Manual

Changing Engine Oil
If you are using your generator under extremely dirty or 

dusty conditions, or in extremely hot weather, change the oil 

more often.

  KEEP OUT OF REACH OF CHILDREN. DON’T 

POLLUTE. CONSERVE RESOURCES. RETURN 

USED OIL TO COLLECTION CENTERS.

as follows:
  1.  Make sure unit is on a level surface.
  2.  Disconnect the spark plug wire from the spark plug and 

place the wire where it cannot contact spark plug.

  3.  Clean area around oil drain plug (A). The oil drain plug 

is located at base of engine, opposite carburetor.

  4.  Remove oil drain plug and drain oil completely into a 

suitable container.

  5.  Reinstall oil drain plug and tighten securely. Remove oil 

cap/dipstick.

  6.  Slowly pour recommended oil (about 36 oz. (1.0 l)) 

into oil fill opening. Pause to permit oil to settle. Fill to 

“Full” mark on dipstick.

  7.  Wipe dipstick clean each time oil level is checked. DO 

NOT overfill.

  8.  Reinstall oil cap/dipstick. Tighten cap securely.
  9.  Wipe up any spilled oil.

Service Air Cleaner
Your engine will not run properly and may be damaged if you 

run it with a dirty air cleaner. Clean or replace more often if 

operating under dusty or dirty conditions.

To service the air cleaner, follow these steps:
  1.  Loosen screws (B) and remove air cleaner cover (C).

  2.  Carefully remove cartridge (D) from base (E).
  3.  Install clean (or new) air cleaner assembly inside cover. 

Dispose of old filter properly.

  4.  Assemble air cleaner cover onto base and tighten 

screws.

Service Spark Plug
Changing the spark plug will help your engine to start easier 

and run better.
  1.  Clean area around spark plug.
  2.  Remove and inspect spark plug.
  3.   Check electrode gap with wire feeler gauge and reset 

spark plug gap to recommended gap if necessary (see 

Specifications).

  4.   Replace spark plug if electrodes are pitted, burned 

or porcelain is cracked. Use the recommended 

replacement spark plug. See Specifications.

  5.  Install spark plug and tighten firmly.

 CAUTION   Avoid prolonged or repeated skin contact 

with used motor oil.

•  Used motor oil has been shown to cause skin cancer in certain

laboratory animals.

•  Thoroughly wash exposed areas with soap and water.