PPA DZ 1500, Technical Manual

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Step 4: Make the pre-alignment from operator to the gate, positioning the rack on the gear and leaning the set the gate. Then, mark
the fixing holes in the floor or concrete pad.
Step 5: Make the hole for fixing, positioning of the aligned operator to the gate and enter the anchor bolts ½ "x 4" without tightening
them. Move the gate, check if it does not touch the operator over the course. If this occurs, back off the operator.
Step 6:
With the unlocked operator, position the rack bar on the gear and aligned to the gate.
It is necessary to leave a clearance of approximately 0.08 inches between the tooth top of the gear and rack tooth bottom.