DRUCKER DIAGNOSTICS
HORIZON 24 SERVICE MANUAL
SM016
REV A
4
5.
SPECIFICATIONS
Maximum Speed
3400 RPM
Maximum RCF
2000
Dimensions (in)
9.0 (H) x 15 (W) x 17 (L)
Environmental Operating Range
16-32 deg C
Typical Noise Level (At Maximum Speed)
< 59 dB A
Electrical Rating
95-253 VAC
6.
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
The lid does not open.
No Power
Check removable line cord or wall outlet.
Lid knob is ajar
Rotate the lid knob fully clockwise before pressing the
‘UNLOCK’ button
Lid lock is active (Unlock timed out)
Press the ‘UNLOCK’ button to de
-activate the lid
Lid tray is unplugged from PCB or
defective
Requires service
PCB is damaged
Requires service
To gain access to the rotor - Remove the label directly in
front of the lid knob and slide the lid latch lever toward
the front of the centrifuge. This will unlock the lid.
PROBLEM
POSSIBLE CAUSE
SOLUTION
Excessive vibration
Rotor improperly loaded
Load equally filled tubes symmetrically in the rotor. All
carriers and/or tube holders must be present in the
rotor, whether loaded, or empty.
Debris lodged within the rotor or
tube carriers
Carefully inspect all rotor pockets, tube holders and
crevasses for debris.
Centrifuge housing is loose
Requires service
Missing/damaged feet
Requires service
Motor failure
Requires service
Rotor damaged
Replacement required
PROBLEM
POSSIBLE CAUSE
SOLUTION
Rotor does not spin
No Power
Check removable line cord
No Power
Check circuit breaker on underside of centrifuge.
No Power
Check wall outlet
Lid not properly latched
Press down firmly on lid and rotate lid knob fully
clockwise.
Internal connection failure
Requires service
PCB failure
Requires service
Motor Failure
Requires service
PROBLEM
POSSIBLE CAUSE
SOLUTION
Clicking noise during braking
Rotor is loose
Tighten rotor screw per section 7-2
PROBLEM
POSSIBLE CAUSE
SOLUTION
Whistling noise while running
Debris in air intake / exhaust ports
Remove power before clearing debris.
Gasket failure
Requires service
