Replacement; Figure 8-29 Removing The Head Tilt Cam Gear - Tektronix Phaser 360 Service Manual

Replacement

11. Leaving the tilt arm in its current tilt-forward position, rotate the head
tilt cam gear to position the toothless portion of the gear behind the tilt
arm. This allows the cam-shaped portion of the gear to clear the tilt
arm as you remove the gear.

Figure 8-29 Removing the head tilt cam gear

12. Pull on the head tilt cam gear to remove it from its shaft. You may
need to pull (5:00 position) and push (11:00 position) on the cam to
work it off the shaft.
1. Before installing the new head tilt cam gear, lubricate the following
points with grease (006-7997-00):
a. the groove that the cam follower pin travels.
b. the cam lobe on the back of the tilt cam gear.
c. the shaft for the tilt cam gear.
2.
Position the new tilt cam gear as specified in Step 11 and install it.
3. Rotate the tilt cam gear until it no longer engages with its drive gear.
4. Install the cam follower pin.
Field Replaceable Unit Disassembly/Assembly
Leave tilt arm in
upright position
Rotate head tilt cam gear
so missing teeth are behind
tilt arm. This creates the
clearance to remove gear.
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Service Manual 8-47
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