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4 Repair
4.3.5 Dismantling the balancing springs
4.3.5 Dismantling the balancing springs
See foldouts 1 and 2 in the list of spare parts.
Note! Not valid for IRB 1400H.
To dismantle
1. Place the lower arm in a vertical position.
2. Loosen the locking nut <1/76>.
3. Release the spring using tool 3HAB 1214-6 and undo screw <1/13> at the same
If the tool 3HAB 1214-6 is not available, but there are two persons, then the spring can be
released manually.
4. Unscrew <2/65> in the upper bracket of the spring.
5. Remove the springs.
To assemble
1. Before installing new springs, make sure that the distance between the attach-
Distance between the Attachment Points.
2. Lubricate the link heads with grease.
3. Attach the springs to the top bracket using screws <2/65> and tighten to a torque
4. Pull the springs down using tool 3HAB 1214-6 and attach screws <1/13>, together
5. Attach the locking nut <1/76>.
Tightening torque
Screws of upper bracket, position <65>:39 Nm ±10%.
76
time.
ment points is correct, see Figure . Lock the link heads using Loctite 242 or 243.
of 39 Nm ±10%.
with lifting lug <1/23> and washer <1/17>.
C C 377
3HAC021111-001 Revision: B
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