Maintenance; Lubrication; Replacing The Guide Bar And Chain - Homelite UT43123 Operator's Manual

WARNING:
Before performing any maintenance, make sure
the tool is unplugged from the power supply.
Failure to comply could result in accidental
starting and possible serious personal injury.
WARNING:
When servicing, use only identical Homelite
replacement parts. Use of any other parts may
create a hazard or cause product damage.
WARNING:
Always wear eye protection with side shields
marked to comply with ANSI Z87.1, along with
head protection. Failure to do so could result in
objects being thrown into your eyes and other
possible serious injuries.
GENERAL MAINTENANCE
Avoid using solvents when cleaning plastic parts.
Most plastics are susceptible to damage from
various types of commercial solvents and may be
damaged by their use. Use clean cloths to remove
dirt, dust, lubricant, grease, etc.
WARNING:
Do not at any time let brake fluids, gaso-
line, petroleum-based products, penetrating
lubricants, etc., come in contact with plastic
parts. Chemicals can damage, weaken or
destroy plastic which may result in serious
personal injury.

LUBRICATION

All of the bearings in this product are lubricated with
a sufficient amount of high grade lubricant for the
life of the unit under normal operating conditions.
Therefore, no further lubrication is required.

MAINTENANCE

CHAIN TENSIONING
REPLACING THE GUIDE BAR AND
CHAIN
See Figures 26 - 33.
Never start the motor before installing the guide
bar, chain, chain cover, and chain cover lock
knob. Starting the motor without all parts and
the chain at proper tension may result in serious
personal injury.
To avoid serious personal injury, read and
understand all the safety instructions in this
section.
Page 25 — English
KNOB
CHAIN COVER
MOUNTING
SURFACE
CHAIN
CHAIN COVER
WARNING:
WARNING:
LOCK KNOB Fig. 26
BAR
CHAIN COVER
LOCK KNOB
Fig. 27