Pan And Tilt Brakes; Pan And Tilt Drag - Vinten Vision 6 Maintenance Manual

Contents
12 Prior to balancing the head ensure that the pan bars and any ancillary equipment have been fitted in
order to prevent upsetting the balance once it has been achieved.
WARNING!: If the balance knob is set to minimum, a heavy out-of-balance payload will
cause the platform to tip violently. Hold the pan bar to steady the platform.
12.1 Release the tilt brake (15). Turn the balance knob
from horizontal under the weight of the camera.
12.2 Release the slide clamp
horizontally. Apply the slide clamp (6).
12.3 Turn the balance knob
and released.
12.4 Repeat steps 12.2 and 12.3 until perfect balance is achieved, when the camera will remain set at
any angle from +90° to –90° without falling away or springing back. Re-apply the tilt brake (15).
NOTE: Maximum tilt angle is less than 90° for heavy payloads with high C of G - see balance
graph.

Pan and tilt brakes

13 Friction brakes on each axis allow the head to be locked at any chosen position. The operating levers
for the pan brake (14) and tilt brake
14 To apply the brake, turn the lever fully clockwise. To release the brake, turn the lever fully counter-
clockwise.
WARNING!: When the brakes are not in use, always turn the levers fully counter-
clockwise.
DO NOT use the brakes to supplement drag.

Pan and tilt drag

15 Both the pan and tilt mechanisms incorporate the Vinten lubricated friction (LF) system to ensure
smooth movement of the camera about these axes. and are fitted with control knobs to adjust the drag setting.
16 Both drag knobs are provided with graduated scales.
17 The tilt drag adjustment knob
rear of the head. The whip-pan facility is unaffected by the pan drag setting.
(6) and slide the camera backwards or forward until it balances
(2) clockwise until the camera does not fall away when the head is tilted
(15) are fitted at the left-hand side of the head.
(7) is on the right-hand side of the head, the pan drag knob
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(2) counter-clockwise until the head falls away
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(3) is on the
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