Bolens 248-645A - Manual (Page 15)

STORAGE INSTRUCTIONS
In event engine is to be stored for any length of time
(30 days or more), prepare as follows;
1
.
Drain gasoline by tipping or by syphon hose,
then run engine until remainder is used and tank
and carburetor are empty.
A
CAUTION
Drain into container outdoors away
from fire or flame.
2. Drain carburetor by running engine until it stops.
3. Inside protecting of engine for storage is per­
formed by removing spark plug and pouring one
ounce of SAE 30 oil through spark plug hole
into cylinder. Crank engine, without starting,
several times to spread oil over cylinder walls.
4. Never store outside without a waterproof cover.
15