Unverferth Manufacturing Header Transport 536

WARNING: Falling or lowering header can cause serious injury or death. Do not adjust the unit while the header is above or on transport.

Remove hairpin (92424) and 2’ winch bar (32279) from rest bracket storage position (FIG. 2-51).

Insert the winch bar (32279) into the winch (FIG. 2-52). Apply clockwise pressure to release latch lock and withdraw the strap from the winch.

Reposition the rest brackets. With the strap attached to the back of the rest bracket (FIG. 2-53), re-tighten the strap securely and re-lock the latch.

Using the supplied winch bar, tighten the strap to the strongest possible winch notch to properly secure the rest pads to the lower rest tube.

Put the winch bar (32279) back in dock and secure with the hairpin (92424).

Is there a noticeable loss of brake performance?

Inspect for any loose or worn parts, stretched or deformed springs

Clean the backing plate, magnet arm, magnet, and brake shoes using a damp brush

Ensure no dust is created or inhaled during cleaning

Check that all the parts are in place after cleaning

Replace magnets and shoes if excessively worn or scored

Place a quantity of grease into the palm of your hand.

Press a section of the widest end of the bearing into the outer edge of the grease pile closest to the thumb forcing grease into the interior of the bearing.

Repeat this while rotating the bearing from roller to roller.

Continue this process until you have the entire bearing completely filled with grease.

Before reinstalling, apply a light coat of grease on the bearing cup.

Is the bearing completely filled with grease?

Was a light coat of grease applied on the bearing cup before reinstalling?

Ensure the lifting device is rated at a minimum of 1000 lbs. capacity.

Raise upper rest tube using the lifting device to support the weight of the upper bar.

Remove pins in arms to allow repositioning of the upper rest tube.

Reposition upper rest tube and reinsert pin and lock into position.

Did you move only one pin at a time per side during adjustment?

Measure drum wear for oversized condition (more than .020” oversized)

Measure drum for out of round condition (more than .015” out of round)

Is the drum surface worn more than .020” oversized or out of round by more than .015”?

Is the scoring or wear greater than .090” on the diameter?

Enter the maximum re-bore diameter after turning the drum surface

Was the drum surface re-machined?

Armature Surface Inspection and Re-facing