Olympic Medical AUTO-LENGTH 20, Инструкция по эксплуатации

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Page 3-8
OLYMPIC AUTO-LENGTH
™
Service
Replacing the Motor
To replace the motor:
1. Remove the chassis (see Removing the Chassis on page 3-4).
CAUTION: PC boards contain static-sensitive parts.
Always use appropriate ESD protection when the rear
panel is open.
2. Remove the optical sensor and encoder wheel as described in
Replacing the Optical Sensor on page 3-6.
3. Loosen the belt tension by loosening the idler pulley shaft screw.
4. Remove the lock nuts that secure the motor assembly to the
chassis ( Fig. 3J ).
Fig. 3J
Grommets
& Bushings
Torque bushings
between motor
and chassis
Spacers (one hidden)
Lock Nuts
Chassis
Spacers
Bushings
Motor/Bracket Assem-
bly
Motor Shaft
Pulley/Weight
Set Screw
Fig. 3K
5. Remove the motor/bracket assembly. Keep the thrust bushing
if it separates from the chassis. Set the spacers aside ( Fig. 3J )
6. Loosen the set screw that secures the pulley/weight to the
motor shaft, then pull off the shaft ( Fig. 3K ).