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User Manual
OPERATION
PREPARATION FOR INITIAL USE
Each unit as shipped has no special unpacking or as-
sembly requirements prior to usage. Inspection to as-
sure the unit was not damaged in shipping and does not
contain packing debris is all that is required. After instal-
lation of hoses and couplers a unit may be put to use.
CHECk HYDRAULIC POWER SOURCE
1.
check that the hydraulic power source develops a
140 bar.
2. Make certain the hydraulic power source is equipped
with a relief valve set to open at 2100–2250 psi/145–
155 bar minimum.
3. Check that the tool is designed for the hydraulic sys-
tem type open-center (OC) or closed-center (CC)
marks which identify the tool as an OC or CC tool.
CHECk TOOL
1. Make sure all tool accessories are correctly in-
stalled. Failure to install tool accessories properly
can result in damage to the tool or personal injury.
2. There should be no signs of leaks.
3. -
ers tight.
4. The tool must be periodically inspected for electric
insulation quality to ensure that it has kept its origi-
nal factory quality per OSHA 100 kV/A requirement.
CHECk TRIGGER MECHANISM
1. Check that the trigger operates smoothly and is free
to travel between the ON and OFF positions.
CONNECT HOSES
1.
before making connections.
2. Connect the hoses from the hydraulic power source
to the hose couplers on the tool. It is a good prac-
it last to minimize or avoid trapped pressure within
the saw motor.
3.
The female coupler is the inlet coupler.
NOTE:
The pressure increase in uncoupled hoses left in the
When possible, connect the free ends of operating
hoses together.
OPERATING PROCEDURES
IMPORTANT
SECTIONS IN THIS MANUAL ON SAFETY
HYDRAULIC HOSE REQUIREMENTS, HYDRAULIC
Observe all safety precautions.
Do not operate a pruner unless you have been spe-
Keep all parts of the body away from the pruner
blade during operation of the tool.
Carry the pruner with the unit de-energized and the
blade away from the body.
Always connect the hoses to the tool hose couplers
before energizing the power source.
Do not operate a pruner that is damaged, improp-
erly adjusted or is not completely and securely as-
sembled.
Keep the tool clean and free of oil and contaminates.
Do not hang the pruner on utility wires or cables.
Do not leave the pruner hanging in a tree.
Do not leave cut branches in a tree.
Branches bent under tension are considered haz-
ardous.
Do not allow binding of the pruner blade.
Keep away from energized electric lines the mini-
mum distance per OSHA guidelines.
Do not inspect, clean or repair the pruner with the
power source operating or with operating pressure
at the pruner. Accidental engagement of the tool
can
cause serious injury.