27
15.1 Turn the knob counter-clockwise to its lower stop.
15.2 Unscrew the securing screw (1) until its stop is reached
15.3 Turn the knob until it is 45° below the horizontal, then pull the knob off the shaft.
16
To install the later knob
16.1 Turn the shaft clockwise, by hand, until the brake is applied.
16.2 Turn the shaft 60° counter-clockwise.
16.3 Push the knob onto the shaft at the 45° position.
16.4 Turn the knob clockwise to the 17° position.
16.5 Screw in the securing screw (1). Do not overtighten.
17
Turn the knob clockwise and ensure that the brake is fully applied before the upper stop is reached.
18
Turn the knob counter-clockwise and ensure the brake is released before the lower stop is reached.
19
Re-adjust the position of the knob if necessary.
Balance mechanism digital display calibration
20
The digital display indicates setting of the balance mechanism on a scale of 00 (minimum setting) to HI
(maximum setting). In the unlikely event of this system requiring calibration, proceed as follows
:
20.1 Level the platform and apply the tilt brake.
20.2 Turn the balance knob
fully clockwise to its maximum stop.
20.3 Press and hold the switch
for approximately eight seconds, until the digital display
shows
CA
. Release the switch
. The display shows
HI
.
20.4 Ensure balance knob
is turned fully clockwise to its maximum stop, then press and release
the switch
. The display will now show
LO
.
20.5 Turn the balance knob
fully counter-clockwise to its minimum stop.
20.7 If the calibration is successful, the display will now show
00
.
NOTE:
If more than 15 seconds is allowed to elapse between steps, the system will shut down
and revert to its previous settings.