Takeuchi TB23R, Operator'S Manual

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178
OPTIONS
Load Safety Device
The load safety devices include an
emergency shut-off valve and an overload
warning device. The emergency shut-
off valve stops the boom or arm part way
through a fall. The overload warning device
sounds an alarm when an excessive load is
applied.
Emergency Shut-off Valve
When the hose of the boom or arm
cylinders are ruptured and the boom or
arm falls, the emergency shut-off valve is
activated and stops the boom or arm part
way through the fall.
WARNING
If the boom or arm drops and the
emergency shut-off valves are activated,
immediately move away from the
suspended object.
Boom
Arm
If the emergency shut-off valves (1) or (2)
are activated, immediately set the operating
lever to the neutral position. Do not move
the operating lever to the boom or arm
lowering side. Contact a Takeuchi dealer for
maintenance.
If the engine can be started, the boom or
arm can be lowered with the operating
lever. Check for safety, then slowly lower
the boom or arm.
If the engine cannot be started, the boom
or arm can be lowered using the procedure
described below.
1. Check for safety in the working area and
for stability of the machine and lifted
load.
2. Remove the cap (3).
3. Loosen the lock nut (4).
4. Tighten the stem (5) to lower the boom or
arm.
5. Check for stability of the hoe attachment
and load.
6. Loosen the stem (5) secure it with the
lock nut (4).