Service and Technical Manual
CUSTOMER CONTACT: QAL Medical, LLC (A division of Quality Assembly and Logistics, LLC) 3000 Woleske Road Marinette, Wisconsin 54143 USA 1-888-430-1625; 1-715-735-4727 E-mail: info@QALMedical.com
©2012 QAL Medical, LLC • Printed in the USA • 05070849c • 5/2012
L4D/L4KD Lower Limb CPM Service and Technical Manual
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For Technical Support: 1-888-430-1625; 1-715-735-4727
L4/L4KD Lower Limb CPM Service and Technical Manual
TABLE OF CONTENTS
Specifications and Symbols
Specifications and Operating Limits……………………………………………………………………. Symbols………………………………………………………………………………………………….... General Overview……………………………………………………………………………………….. 1.1 Introduction…………………………………………………………………………………………… 1.2 Power Supply & Power-on Indicator Lights……………………………………………………….. 1.3 Manual Fast Forward/Reverse Controls…………………………………………………………… 1.4 Angle Controls………………………………………………………………………………………... 1.5 Potentiometers (Pot)…………………………………………………………………………………. 1.6 Safety Features………………………………………………………………………………………. 1.6.1 Reverse-on-Load…………………………………………………………………………. 1.6.2 Service Indicator Light & Audible Alarm……………………………………………….. 1.7 L4D Major Components Overview…………………………………………………………………. 1.8 L4KD Major Components Overview……………………………………………………………….. L4D/L4KD Routine Service Guide……………………………………………………………………. 2.1 Mechanical……………………………………………………………………………………………. 2.1.1 Sliders……………………………………………………………………………………... 2.1.2 Wheel bearings…………………………………………………………………………… 2.1.3 Drive chains………………………………………………………………………………. 2.1.4 Drive belt………………………………………………………………………………….. 2.2 Electrical………………………………………………………………………………………………. 2.2.1 Cables……………………………………………………………………………………... 2.2.2 Calibration………………………………………………………………………………… 2.2.3 Connections………………………………………………………………………………. 2.2.4 Digital Motion Controller…………………………………………………………………. Drive Unit…………………………………………………………………………………………………. 3.1 Introduction…………………………………………………………………………………………… 3.2 L4D Drive Unit