Husqvarna 545 Mark II Workshop Manual page 67

3. Remove the guide bar and saw chain.
4. Hit the guide bar bolts until they fall into the oil tank.
5. Remove the guide bar bolts from the oil tank.
8.20.2 To assemble the guide bar bolts
1. Attach a steel wire to the outer part of the guide bar
bolt.
2. Put the steel wire through the oil tank and out
through the hole for the guide bar bolt.
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3. Pull the steel wire to pull out the guide bar bolt.
4. Make sure that the square head of the guide bar bolt
is correctly attached in the oil tank.
5. Attach 2 spaces on the guide bar bolt. Attach a nut
to the guide bar bolt. Turn the nut until the guide bar
bolt is tightly attached to the crankcase.
Note: Fill the tank with chain oli before you operate the
product.
Repair instructions - 67