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14 Pelco Manual C397M (4/98)
Tilt Adjustments and Lubrication
10. Remove the plastic cover on the right side of the pan/tilt unit.
11. Refer to Figure 5. Verify that the worm (B) is fully seated in the worm gear (A).
If it is not, turn the two nuts (C) to lift the worm. Tighten the two nuts at (D).
12. If necessary, tighten the nut at E to remove any endplay in the worm (B).
13. If you can move the enclosure up and down, but the worm gear (A) does not
move, push pin H further into the tilt shaft to eliminate movement.
14. Lubricate the tilt gears and chain assembly with a high quality grease capable
of withstanding temperatures from -50° to 170° F (-46° to 77° C):
a. Liberally apply grease to the chain and sprockets (J), worm (B), and worm
gear (A).
b. Tilt the unit to spread the grease uniformly on the parts.
c. Apply additional grease if necessary.
15. Replace the cover over the tilt housing.
Figure 4. Pan Adjustments and Lubrication
Figures 5. Tilt Adjustments and Lubrication
H
E
D
C
G
F
J
C
D
B
A