Hammond Model A, Manual, Page: 297 / 298

9. Remove the remaining (14) stationary plates and insulators.
10. Clean the stationary plates, rotor plates and other metal parts using a reon
spray or other cleaning solvents that do not leave any residue after drying. An
absorbent cloth or swab can be used in conjunction with the cleaner.
11. Spray metal coated parts with a clear lacquer. Caution: Do not allow spray to get
on oil threads or rotor pick-up pin.
12. In most scanner repair you need not go further in disassembly than step number
eleven (11) but should conditions warrant further disassembly continue with number
thirteen (13), otherwise install new insulators and reassemble the scanner.
13. In removing the gear housing assembly (W) there are four (4) screws (X) holding
the assembly on to the main assembly chassis (U). Upon removing the gear housing
assembly you will notice the Bakelite gear and shaft assembly (Y). The springs on
either side of the Bakelite gear also intermeshes with the metal gear of the
synchronous motor to drive the scanner.
14. To reassemble the scanner reverse this procedure.
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