Assembly - Vinten 3320 Maintenance Manual

Contents
9.5 Separate wheel lock housing (20) from leg tube assembly.
Track locks
10 To dismantle a track locking pin
WARNING!: Track locking pins (11) are held under spring compression and must be
removed with care.
10.1 Remove leg assembly from centre casting
knob for assembly.
10.2 Do not remove castor assembly from leg assembly unless required
10.3 Withdraw track lock pin from wheel castor and turn castor clear of pin.
10.4 Apply pressure to the point of the track locking pin to lift Spirol pin (9) clear of wheel lock housing
(20). Drift out Spirol pin (9).
10.5 Grip lower part of locking pin (11) to prevent rotation and unscrew knob (8). Note that knob is
secured to pin with Loctite 415.
10.6 Withdraw track locking pin from the wheel lock housing complete with spring (10).

Assembly

Column
WARNING!: All seals and screws that are disturbed must be replaced with genuine
Vinten seals and screws.
Tank assembly
11 To assemble the tank tube
11.1 Lightly lubricate 'O' ring (41) with white bearing grease and install in the relief valve assembly
(40).
11.2 Lightly lubricate 'O' ring (45) with white bearing grease and install in the tank top plate (48).
11.3 Lightly lubricate 'O' ring (25) and 'O' ring (26) with white bearing grease and fit to switchover shaft
(23).
11.4 Insert switchover shaft into control port on tank top plate (48). Apply Loctite 221 to two screws
(24) and secure shaft guide (23) to tank top plate. Leave control valve in 'Work' position.
11.5 Lubricate 'O' ring (30) with white bearing grease, fit to valve (29) and insert into tank top plate.
(Fig 6.5):
(Para
(Fig 6.2):
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8). Note position of leg assembly and colour of
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