Time-Delay Period Adjustment; Figure 5-7. Location Of Time-Delay Knob - Beckman Coulter Airfuge Instruction Manual

TIME-DELAY PERIOD ADJUSTMENT

one-quarter turn further counterclockwise. The rotor will be
wobbling and may be turning in either direction. Leave the
LEVITATION AIR screw at this setting; this is the correct
adjustment.
6. Turn the pressure regulator knob counterclockwise and open the
door. Remove the rotor.
At the end of the 2-minute period, the run light will go out and a
clicking sound can be heard when the brake pin is released.
The delay period between the time the timer reaches zero and the run
light goes out may be lengthened or shortened, using the time-delay
knob on the instrument bottom (see Figure 5-7). A setting of about
120 seconds (or 3.5 on older instruments) is optimal.
!
WARNING
Disconnect the power cord and the air supply.

Figure 5-7. Location of Time-Delay Knob

Maintenance
Time Delay Knob
5-9