Drucker Diagnostics Apex 6 Service Manual
200 Shadylane Drive
Philipsburg, PA 16866
Phone: (814) 342-6205
Fax: (814) 342-4510
www.druckerdiagnostics.com
Service Manual
Model Apex 6 Centrifuge
DRUCKER DIAGNOSTICS SM013
MODEL APEX 6 SERVICE MANUAL REV: C 1
CONTENTS
1 PREFACE ............................................................................................................................................ 3
2 GENERAL DESCRIPTION OF MAJOR COMPONENTS ......................................................................... 3
3 WARRANTY INFORMATION .............................................................................................................. 3
4 SPECIFICATIONS ................................................................................................................................ 3
5 TROUBLESHOOTING ......................................................................................................................... 4
6 SERVICE INSTRUCTIONS .................................................................................................................... 5
7 ASSEMBLY DRAWINGS ...................................................................................................................... 9
8 REVISION HISTORY .......................................................................................................................... 13
DRUCKER DIAGNOSTICS SM013
MODEL APEX 6 SERVICE MANUAL REV: C 2
1 PREFACE
1.1 The purpose of this manual is to provide the service technician with information for
troubleshooting, testing, and repair of laboratory centrifuge model Apex 6. Only qualified
technically trained personnel should attempt any of the servicing described in this document.
Failure to follow the procedures in this document may result in personal injury or instrument
damage. Drucker Diagnostics will not be held liable for any injury or damage as a result of
improper servicing.
1.2 Information contained within this manual is subject to change without notice.
2 GENERAL DESCRIPTION OF MAJOR COMPONENTS
2.1 Motor: Brushless DC Motor
2.2 Printed Circuit Board: The PCB is the microcontroller based control center of the centrifuge. All
control signals are generated in the PCB.
2.3 Lid Locking Tray Assembly: The lid tray assembly contains a solenoid and limit switch that are used
to determine the state of the lid (Open or Closed) and to keep the lid locked during centrifugation
cycles.
2.4 Rotor: The centrifuge rotor is the main component that spins in the centrifuge. The rotor is loaded
with tube holders, and the samples are placed into the tube holders for processing.
3 WARRANTY INFORMATION
3.1 Drucker Diagnostics warrants its centrifuges to be free from defects in workmanship and parts for
two years.
4 SPECIFICATIONS
Maximum Speed 5300 RPM
Maximum RCF 4000 xg
Maximum Capacity 6 Tubes (17 x 100mm)
Dimensions (in) 9.0 (H) x 12.0 (W) x 13.75 (L)
Environmental Operating Range 0-38 deg C
Typical Noise Level (At Maximum Speed) < 62 dB A
Electrical Ratings 115/230VAC (+/- 10V) power supply input (48VDC output)
DRUCKER DIAGNOSTICS SM013
MODEL APEX 6 SERVICE MANUAL REV: C 3
PROBLEM
POSSIBLE CAUSE
SOLUTION
No Power
Check line cord.
No Power
Check external power supply.
No Power
Check wall outlet.
Rotate the lid knob fully clockwise before pressing the
‘OPEN’ button.
Lid lock is active (Unlock timed out)
Press the ‘OPEN’ 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 ‘OPEN/CLOSE’
centrifuge. This will unlock the lid.
PROBLEM
POSSIBLE CAUSE
SOLUTION
Load equally filled tubes symmetrically in the rotor. All
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 windshield damage
Requires service.
Rotor damaged
Replacement required.
PROBLEM
POSSIBLE CAUSE
SOLUTION
No Power
Check line cord.
No Power
Check external power supply.
No Power
Check wall outlet.
Press down firmly on lid and rotate lid knob clockwise until
the ‘Locked’ light illuminates.
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.
PROBLEM
POSSIBLE CAUSE
SOLUTION
Debris in air intake / exhaust ports
Remove power before clearing debris.
Gasket failure
Requires service.
Gasket failure
Requires service.
5 TROUBLESHOOTING
Lid knob is ajar
The lid does not open.
Excessive vibration
Rotor does not spin
Rotor improperly loaded
Lid not properly latched
sticker and slide the lid latch lever toward the front of the
carriers and/or tube holders must be present in the rotor,
Whistling noise while running
DRUCKER DIAGNOSTICS SM013
MODEL APEX 6 SERVICE MANUAL REV: C 4
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