Umbrella Tool Changer - Shuttle Roller - Replacement

Applies to machines built from: 
January, 1989

VMC - Umbrella Tool Changer - Shuttle Roller - Replacement

This procedure tells you how to replace the top [1] and bottom [2] shuttle rollers on an umbrella tool changer.

Parts Included

54-0030
QTY: 4
GUIDE WHEEL, V-TYPE ID 0.47" OD 1.803"
54-0020
QTY: 2
GUIDE WHEEL, BUSHING HEX HEAD
54-0040
QTY: 2
GUIDE WHEEL, BUSHING ROUND HEAD

Tools Required

Mobil 460 Grease
Medium-strength thread-lock compound
Bottle Jack

Step 1

Remove all tools from the tool changer.

Put wooden blocks on the table. Put a bottle jack on the wooden blocks.

Jog the table below the center of the carousel plate.

Support the carousel plate with the bottle jack.

Push POWER OFF. Set the main circuit breaker to the OFF position. Lock the main circuit breaker. Use an approved lock with an approved safety tag.

Step 2

Top roller replacement:

Loosen the (2) 5/16-18 x 2 Socket Head Cap Screws (SHCS) [1]. Remove the wiper bracket [2].

Remove the SHCS [1], lock washer [3], flat washer [4], and roller [5].

Apply medium-strength thread-lock compound (for example, blue Loctite®) to the (2) SHCS [1]. Replace the roller [5] and bushing [6]. Install the components in the opposite sequence they were removed. Make sure the roller [5] is tight against the V-rail [7].

Torque the SHCS [1] to 20 ft-lb (27 N-m). Apply Mobil 460 grease to the top V-rail [7].

Step 3

Bottom roller replacement:

Remove the 5/16-18 x 1 3/4 Hex Head Bolt (HHB) [1], lock washer [2], flat washer [3], and roller [4].

Apply medium-strength thread-lock compound (for example, blue Loctite®) to HHB. Replace the roller [4] and eccentric bushing [5]. Install the components in the opposite sequence they were removed. Make sure the roller [4] is tight against the V-rail [6].

Rotate the eccentric bushing [5] until the roller is tight on the rail.

Torque the HHB [1] to 20 ft-lb (27 N-m). Apply Mobil 460 grease to the bottom V-rail [6].

Conclusion

Do the VMC - Umbrella Tool Changer to Spindle - Alignment procedure.

Test the umbrella tool changer for correct operation.

Be aware: Many service and repair procedures should be done only by authorized personnel. The service technicians at your Haas Factory Outlet (HFO) have the training, experience, and are certified to do these tasks safely and correctly. You should not do machine repair or service procedures unless you are qualified and knowledgeable about the processes.

Danger: Some service procedures can be dangerous or life-threatening. DO NOT attempt a procedure that you do not completely understand. Contact your Haas Factory Outlet (HFO) and schedule a service technician visit if you have any doubts about doing a procedure.

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