Parts Replacement; Spindle Shaft Replacement - H.C Duke & Son ELECTRO FREEZE Arctic Swirl HDM75A Operator's Manual

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ELECTRO FREEZE Arctic Swirl Model HDM75A

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Parts Replacement

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NOTE: If any parts are replaced during the warranty period, it will be necessary to

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return the defective part to the supplier for possible credit.

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NOTE: Refer to Figure 4 at the end of this section for illustration of parts and their

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corresponding item numbers included in parentheses in the following paragraphs.

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6.1

Spindle Shaft Replacement

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the wall and remove splash shield (4).

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holding top cover (1). Remove cover.

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collar (17) and slide down spindle shaft

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(18).

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holding the lower slot cover (35). Re-

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move cover.

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holding the motor cover assembly (32)

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in place. Slide the motor cover forward

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to access the wiring. Note the wire

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routing — wires must not touch sharp

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edges or moving parts during reassem-

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bly. Disconnect the toggle switch (40)

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wires and potentiometer (41) wires at

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speed control board (42). Note the wire

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connection locations for reassembly.

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Remove cover.

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screws (28) holding the splash shields

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(29).

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holding the drive motor (31) in place and

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remove belt (7).

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For the following steps, power to the machine must be "OFF" for safety.

Unplug power cord before proceeding. Failure to disconnect power source

may cause electrical shock.

1. Disconnect power cord (27) from

2. Remove the four screws (2)

3. Loosen setscrews on slinger

4. Remove the four screws (2)

5. Remove the four screws (2)

6. If necessary, remove the four

7. Loosen the four screws (9)

CAUTION

When heating parts to loosen Loctite

adhesive, protect the bearings from

heat. Excessive heat will destroy the

bearings.

NOTE: The drive and driven pulleys are

assembled to their respective shafts

using Loctite Type RC/680 adhesive.

Loctite adhesive is also used in the

assembly of the spindle shaft to the

upper and lower bearings. It will be

necessary to apply heat to loosen the

Loctite adhesive.

8. Loosen the two setscrews on the

driven pulley (8) installed onto shaft

(18). Apply heat to the hub and remove

pulley.

9. Loosen the two set screws on

each of the collars for the upper and

lower bearings (19). Apply heat to the

hub of the bearing. Using a rubber

hammer, tap the shaft (18) down

through the lower part of the base (23).

After the shaft is out of the top bearing

(19), tilt the shaft to clear the base and

remove it from the lower bearing (19).

H.C. Duke & Son, Inc.

Important:

— continued

184915

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