51
Gas Valve Union
upper mounting screws
Gas Valve & Manifold Removal
Step 1: Disconnect union at gas valve and disconnect wires from gas valve operator coils.
Step 2: Remove Gas Valve mounting bracket by removing the 4 5/16 screws.
Main Burner Orice Removal
Step 1: Remove manifold and gas valve assembly as above.
Step 2: Using an open end wrench, remove orices from manifold.
Main Burner Removal
Remove manifold & gas valve assembly as previously discussed. Remove the four 9/16 screws securing the
front of the burner to the support bracket. The burners may now be removed.
Cylinder Pulley Removal
30Lb
Remove bolt and washers holding pulley to cylinder shaft. Reinsert bolt then using two or three jaw puller
Pull pulley straight o of shaft.
50lb & 80Lb
Remove bolt and washers holding pulley to cylinder shaft. Reinsert bolt then using “T” puller with 3/8-
16UNC bolts, Pull pulley straight o of shaft
Intermediate Pulley Removal
30Lb & 50Lb
The intermediate pulley can be removed by removing the snap ring holding the pulley to the tension arm.
Note: Cylinder pulley must be removed rst.
80Lb
The intermediate pulley can be removed by removing the nut holding the pulley to the tension arm.
Brass Orice
Snap Ring
Part # 8533-112-001 7/21