BM 2610007877 04-10:BM 2610007877 04-10.qxp 4/26/10 8:13 AM Page 13

Assembly

Removing and Installing Blades

!WARNING To avoid possible injury, disconnect plug from power

source before performing any assembly, adjustments or repairs.

Moving Guard Assembly

1. Position the saw in the UP position and at 0°

bevel. If in the DOWN position, press down slightly on the saw head assembly and pull out the head assembly lock pin (item 43, page 9); then allow the saw head to come up (see Figure 3).

2.Unscrew the link knob (item 28, page 9) by hand from the pivot post and allow the link assembly to hang. The link knob will stay on the link.

3.Loosen front cover plate screw two turns using the 6/4mm hex key. Do not remove screw. A 4mm hex key may be used as an alternate.

4.Loosen rear plate screw six full turns using the 6/4mm hex key. Do not remove screw.

Guard Link

Cover Plate

 

Blade Bolt

 

Blade Rotation

Rear Cover Plate Screw

Arrow

 

figure 4

5.Slide the cover plate down and out from the rear screw. Rotate the cover plate and lower guard counterclockwise around the front screw. While holding the lower guard up against the upper guard, move the link so its round hole can go over the rear screw – let go and the lower guard assem- bly will be held out of the way (see Figure 4).

Rear Cover Plate Screw

Front Cover Plate Screw

Cover

Plate

Removing Blade

1.Press and hold the arbor lock (red button on opposite side of upper guard – item 42, page 9). Rotate the blade slowly while pressing the arbor lock until it fully seats into its lock position.

2.Using the 6/4mm hex key, loosen the blade bolt by firmly turning it clockwise. NOTE: This bolt has left-hand threads.

3.Remove the blade bolt and outer washer. Carefully grab the blade. Slide the blade away from the inner washer and off the arbor shaft, then down and away from the saw. Leave the inner washer on the arbor shaft (see Figure 5).

Link

Knob

figure 3

13.

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Bosch Power Tools GCM12SD manual Removing and Installing Blades, Moving Guard Assembly, Removing Blade