OKIDATA ML590 Service Manual page 156

NOTE:
Installation
Install the release cam first.
Then install one end of the pressure spring into the release cam.
Slide the cam and spring away from the base frame until the opposite end of the spring can be
installed into the frame.
Make sure that the front release gear arm is engaged as shown (A).
Lubrication
When lubricating, refer to Section 3.5 of this Service Handbook.
P/N 50805201 Lever: Switch
P/N 50805301 Cam: Release
P/N 50923301 Spring: Pressure (Narrow)
P/N 50923401 Spring: Pressure (Wide)
P/N 51228301 Arm: Front Release Gear
RSPL Both B.2.05
RSPL Both B.2.04
RSPL 590 B.2.05
RSPL 591 B.2.05
RSPL Both B.2.05