Table of Contents Safety Information ..............................3 Alert Signals..............................3 Warnings ..............................3 Introduction................................4 Principles of Operation ..........................4 Declaration of Conformity ..........................4 Technical Specifications..........................5 Installation ..............................5 Operation ................................6 Setting the Speed ............................6 Setting the Pitch............................6 Setting the Timer ............................6 Operating Tips ..............................7 Maintenance and Servicing ..........................8 Timer Verification ............................8 Adjusting the Calibration of the Speed Control ....................8 Disassembling the Slow Speed Variable Speed Platform Rocker..............9...
Safety Information Alert Signals Congratulations on your purchase of a Thermo Scientific Type M79700 Platform Vari-Mix Rocker. It has been designed with function, reliability, and safety in mind. It is your responsibility to install it in conformance with local Warning electrical codes.
NTRODUCTION Technical Specifications Overall Dimensions: 12 5/8” W x 7 1/4” H x 12” D Platform Working Dimensions: 10 5/8” x 12 5/8” Platform Angle Variation (Pitch): 0 to ±24 angle rpm (No Load Condition): 5-30 rpm ± 2 rpm Maximum Load: Centered: 15 lbs.
Operation Place the timer control knob in the hold position for con- stant operation. The platform should rock in a quiet, smooth motion. Note If the equipment is used in a manner Setting the Speed not specified by the manufacturer, the protection provided by the equip- ment may be impared.
PERATION Operating Tips It is safer to mix reagents and chemicals in small mouth labware to avoid splashing. Test vessel stability to ensure vessel will not tip, teeter, walk or slide. Improvised tie downs or trays may be used to hold unstable vessels in position if you prefer.
Maintenance and Servicing Timer Verification Note The timer settings may be verified by setting the indicator If the equipment is used in a manner line on the timer knob to a specified reference mark and not specified by the manufacturer, the timing the elapsed time with a calibrated elapsed timer.
AINTENANCE AND ERVICING Disassembling the Platform Vari-Mix Rocker Unplug unit. Remove the nut securing the driver arm to the rocking platform. Slide the pivot bar out of its sleeve bearings. Remove the rocking plate. Remove the screws securing the top cover (2 per side and 2 on top).
Troubleshooting Problem Cause Solution Unit will not rock (though Timer is defective. Replace timer. power light illuminates). Defective motor, printed circuit board Replace appropriate part. or speed control. Fuse blown on PC board. Replace fuse. Unit will not rock (power light Unit is unplugged or power supply Verify that unit is plugged into a does not illuminate).
Replacement Parts Model Type: M79700 Product Name: Platform Vari-Mix Rocker Series Number: 2030 Part Number Description BC797X2A Drive bushing, Link BC797X1A Support bushing, Nylon CR843X1 Cord set, 100/120V CR500X2 Cord set, 240V CRM2030X1 Cord set 5120-0016 Fuse (on PCB) MTX94...
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