27
9.2
Pull the adjustment slide pin (29) out of the mechanism housing (43).
9.3
Remove screw (38) from actuator shaft (33).
9.4
Remove spiral ring (18) from the groove in mechanism housing (43) and allow it to rest on the
neck of balance knob assembly (19).
9.5
If the dowel pin (31) has been properly centralised, it will be possible to pull the balance knob
(19), adjustment slide (30) and actuator shaft (33) out of the mechanism housing. The balance knob
may then be unscrewed from the adjustment slide and two thrust washers (16) and the thrust bearing
(17) removed.
9.6
If the assembled balance mechanism cannot be pulled out of the mechanism, unscrew the
balance knob assembly (19) and remove from the mechanism housing, together with two thrust
washers (16) and the thrust bearing (17). Manoeuvre the assembled adjustment slide (30) and actuator
shaft (33) out of the mechanism housing.
9.7
Lift the spring actuator assembly (34), spring (35), buffer (36), spring end cap (37) and screw (38)
out of the mechanism housing. The buffer (36) is retained in the end cap (37) with Loctite 495.
9.8
If required, drive out pin (31) to separate adjustment slide and actuator shaft. Remove glacier
bearing (32)
Pan unit assembly
10
To remove the pan unit assembly
:
10.1 Remove the tilt drag unit assembly
and the tilt brake unit assembly
and the
balance mechanism
.
10.2 Remove the pan brake knob (26)
(See “Brake knob adjustment” on page 22)
10.3 Remove one screw (41), one screw (42) and one screw (24) securing pan drag unit (23) to
mechanism housing (43). Note length and position of screws.
10.4 Carefully lift the pan drag unit off the mechanism housing and brake shaft.
11
To dismantle the pan drag unit assembly:
11.1 Referring to
, unscrew and remove the brake shaft (27).
11.2 lift the calliper (20) out off the pan drag unit, taking care to retain the two inner and one outer
brake pads (21, 22).
11.3 Referring to
, slacken the grub screw (3) and pull the pan drag indicator assembly (1) off
the pan drag knob assembly (2).
11.4 Unscrew the pan drag knob assembly (2) and remove the steel ball (4), the spring (5), two thrust
washers (6) and the needle thrust bearing (7). Pull the ‘O’ ring (24) off the shaft of the tilt drag knob
assembly. Discard the ‘O’ ring (24).
11.5 Remove two plugs (21) from the face of the pan drag housing (8).