Operating instructions
Counterweight installation
107
Counterweight installation
1 Position the machine on flat, firm and level ground, free from
any obstructions or interference.
2 Keep the service position.
3 Pull the safety locking lever securely. See
Safety locking sys-
tem on page 81.
4 As shown in the illustration, connect the lifting cables or slings
with sufficient strength for the counterweight(4,200 kg) at the
lifting points (A) correctly.
5 Lift the counterweight enough to fasten with bolts on the brack-
ets.
6 Assemble four bolts (B).
7 Disconnect the lifting cables or slings for the counterweight
at the lifting points (A).
8 Cover two plugs from the top of counterweight.
Tightening torque of bolts
B: bolts: 135±5 kg•m
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