Advance acoustic SC3000 26" Disc, Service Manual

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DRIVE SYSTEM
SERVICE MANUAL
ENGLISH
SC3000 26” Disc 9099052000 41
DRIVE SYSTEM MOTOR DISASSEMBLY/ASSEMBLY
Disassembly
Drive the machine on a level floor. 1.
Turn the ignition key to “0” and disconnect the batteries. 2.
Under the driving wheel assembly, disconnect the drive system motor and electromagnetic brake connections (A). 3.
Remove the electromagnetic brake (see the procedure in the relevant paragraph). 4.
Remove the driving wheel assembly (see the procedure in the relevant paragraph). 5.
At the workbench, with indelible pen mark the installation position of the motor on the gear box (B). 6.
Remove the screws (C) and carefully remove the drive system motor (D). 7.
Check the oil seal gasket (E) for wear. In case of oil leaks between the drive system motor and the gear box, replace the oil 8.
seal as indicated below.
Oil seal replacement
Remove the screw (F) and recover the washer. 9.
Carefully remove the gear (G) from the motor pin (I). 10.
Remove and replace the oil seal gasket (H). 11.
Rub the pin (I) of the drive system motor with 400 grit sand paper. Clean the pin with thinner. 12.
Apply 13. Loctite 542 on the pin (I) and on the gear (G), then install.
Apply strong threadlock on the threads of the screw (F), then tighten the screw at 7,4 ftlbs (10 Nm). 14.
Assembly
Assemble the components in the reverse order of disassembly, and note the following: 15.
Check the oil level in the hole (J) of the gear box. If necessary, top up with SAE 80W/90 oil. •
Install the drive system motor on the gear box motor using the mark (B) as reference. •
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