Melco EMT 10T Specifications download pdf (Page 45)

3. Embroidery Head Maintenance

General

This section of the manual provides parts replacement procedures and various

adjustments required during repair maintenance of the embroidery head only.

Information for service maintenance on trimmers is located in Section 4 and the rest

of the machine is located in Section 2 of this manual.

These procedures are guidelines for performing repairs and must be used by

personnel practicing good maintenance and repair techniques. Refer to the

Maintenance Philosophy topics in Section 1 of this manual for discussion of good

maintenance and repair techniques, including concerns with static electricity.

WARNING! Failure to practice good maintenance and repair

technique may result in injury to personnel performing the

work, and damage to the equipment!

NOTE:The Warranty is exclusive of, and may be VOID if, poor maintenance practices

have caused damage to the equipment.

Arm and Bed Assembly

The arm and bed assembly provides a stable embroidery head platform. All other

components of the head are attached to this assembly.

Inside the arm and bed assembly are the shafts, belts, and pulleys that drive the

needle and rotary hook. Attached to the outside of the arm and bed assembly are

the Z drive motor, needle case and color change mechanism, thread tree, and

trimmer grabber blade control.

Z Motor

Replacement

NOTE: This procedure requires a Gates 5M Tensiometer (Melco p/n 992165-01)

for proper belt adjustment after replacing the motor.

1. Turn the main power OFF and remove the power cord from the power source.

2. Remove the rear head cover and the right rear table top which covers the

electronics section.

3. Disconnect the Z motor harness at the in-line connection going into the cable to

the electronic card cage connectors.

4. Using a properly sized open end wrench, loosen the two motor bracket

mounting/tensioning nuts (see Figure 3-1) to take the tension off the belt.

Replacement 3 - 1

110291-01, Rev D 3. Embroidery Head Maintenance

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Melco EMT 10T Specifications Page 45