How to remove and install the movable jaw guard of the jaw crusher?

Jaw breakers need frequent maintenance to operate normally, and can avoid the economic loss caused by the production line due to shutdown. Today, I will introduce the steps of how to remove and install the movable jaw guards of the European version PV series jaw breakers. I hope it can be helpful to everyone. . The disassembly steps are as follows:
 
1. Remove the movable jaw guard:
 
The recommended tools for the entire disassembly and assembly process are 24mm dual-purpose wrenches, lifting rigging and chains, and mobile cranes. The overall disassembly process is as follows:
 
a) Position the hook of the mobile crane vertically on the movable jaw guard (1);
 
b) Install the hook into the two lifting eyes (1) on the movable jaw guard (1);



1. Movable jaw guard, 2. Bolt, 3. Washer, 4. Nut, 5. Screw, 6. Movable jaw
 
note! Ensure that the crane can move longitudinally relative to the jaw crusher.


           Name                  Quantity              Remarks
 
Movable jaw guard              1               weight 276 kg


c) Pick up the sagging part of the sling. Please pay attention to the weight of the movable jaw guard for the suspended load, see the above table. Handle the movable jaw guard carefully. The rigging should now be taut, but the movable jaw guard should not be raised. Please stay away from hanging
 
load;
 
d) Remove the bolts (2) and washers (3) that fix the movable jaw guard (1);
 
e) Push the movable jaw guard (1) away from the movable jaw body (6);
 
f) Carefully lift the movable jaw guard (1) out of the crushing chamber;
 
g) Place the movable jaw guard (1) horizontally on the ground;
 
h) Remove the hook from the lifting eye (1).
 
2. Install the movable jaw guard:
 
a) Clean the jaw (6), where the movable jaw guard (1) will be installed;
 
b) Position the hook of the mobile crane vertically on the new movable jaw guard (1). Pay attention to ensure that the crane can move to the jaw crusher;
 
c) Install the hook into the two lifting eyes (1) on the movable jaw guard (1);
d) Pick up the sagging part of the sling;


 
Suspended load
Please pay attention to the weight of the movable jaw guard, see the above table. Handle the movable jaw guard carefully. The rigging should now be taut, but the movable jaw guard should not be raised. Keep away from the suspended load.
 
e) Carefully lift the movable jaw guard (1) into the crushing chamber;
 
f) Place the movable jaw guard (1) in the center;
 
g) Use screws (5), bolts (2), washers (3), and nuts (4) to tighten the movable jaw guard (1);
 
h) Loosen the lifting sling;
 
i) Remove the hook from the lifting eye (1).
 
The above is the disassembly steps of the jaw guard and some details that need attention. For other questions, please leave a message for consultation.

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