Homelite UT10510A Operator's Manual page 11

ADDING OIL
See Figure 7.
Use HOMELITE Bar and Chain Oil. It is designed for
chains and chain oilers, and is formulated to perform over
a wide temperature range with no dilution required. Chain
saw should use approximately one tank of oil per tank of
fuel.
Note: Do not use dirty, used or otherwise contaminated
oils. Damage may occur to the oil pump, bar, or chain.
1. Carefully pour the bar and chain oil into the tank.
2. Fill the oil tank every time you fuel the engine.
OPERATION
STARTING THE ENGINE
See Figures 8 through 14.
WARNING:
Keep your body to the left of the chain line. Never
straddle the saw or chain, or lean over past the
chain line.
1. Place the chain saw on level ground and ensure that no
objects or obstructions are in immediate vicinity that
could come in contact with the bar and chain.
Fig. 6
2. Hold the front handle firmly with the left hand and put
your right foot onto the base of the rear handle.
IGNITION SWITCH
IN THE RUN
POSITION
PRIMER BULB
Fig. 7
Page 11
Fig. 8
Fig. 9
Fig. 10