Specifications
GB - 14
Blade Change
1. Stop engine, wait for all moving parts to 
stop and hot parts to cool. Make sure the 
engine shut off switch is in the off 
position.
2. Block the blade with a wooden block.
3. Remove the mounting hardware and 
blade from the unit. 
4. Install the new blade with the original 
mounting hardware, and tighten the lock 
nut to 30 – 62 lbf-ft. (40.7 – 84.0 N•m). 
Belt Change
1. Stop engine, wait for all moving parts to 
stop and hot parts to cool. Make sure the 
engine shut off switch is in the off 
position. 
2. Raise the cutting head all the way up. 
3. Remove the belt finger from the engine.
4. Remove the blade and mounting 
hardware.
5. Remove the belt from the front pulley 
and from the engine pulley.
6. Install a new belt on the engine pulley 
and on the front pulley. Make sure there 
are no twists or kinks in the belt.
7. Replace the blade and mounting 
hardware and tighten the blade 
mounting hardware to 30 – 62 lbf-ft. 
(40.7 – 84.0 N•m).
8. Replace the belt finger.
SERVICE AND ADJUSTMENTS
WARNING: AVOID INJURY. 
Read and understand the entire 
Safety section before 
proceeding.
WARNING: Blades are sharp 
and can cut you. Wear sturdy 
gloves warning
Figure 11
Remove blade bolt, blade, 
washer and bearing cap.
Figure 12
Remove mounting hardware 
and belt finger.
Figure 13
Remove blade and then 
remove belt from front pulley 
and engine pulley.
Blade and 
mounting 
hardware.










