
204
Operation Section (Pipelayer Attachment Kit) WEBM1000
Before Operation
274
Illustration 274
Counterweight Lock Lever (1), locked in the extended position,
side view (1)
275
Illustration 275
Counterweight control-lockout (2), open position
NOTICE
When you engage the locking device for the
counterwe
ight or when you disengage the locking
device for the counterweight use the Counterweight
Control-Lockout lever for the counterweight controls.
Lock the counterweight controls in HOLD in order to
avoid the inadvertent movement of the
counterweight. Refer to the topic "Counterweight
Control-Lockout Lever " in the Operation and
Maintenance Manual, "Operator Controls".
Lock the counterweight control-lockout (2) in the
operator station when you service the machine.
Lock the counterweight when you service the
machine.
Locked -
Extend counterweight cylinders to
maximu
m length Engage the lock lever (1).
Slowly retract the counterweight slightly until ther
e is
pressure on the lock lever (1). Do not continue to
retract the counterweight against the lock lever once
the lock lever is engaged. Refer to Operation and
Maintenance manual, Safety Section "Counterweight
Lock Lever Thrown or Flying Objects – Full Body
Exposure".
Unlocked - Unlock the counterweight control-lockout
(2
) in th
e operator station. Extend counterweight
cylinders to maximum length. Disengage the lock
lever (1). Retract the counterweight.
The locking mechanism will hold the counterweight
in po
sitio
n in the event of a hydraulic failure.