Drive System Overview - True Fitness TREADMILL 2011 Service Manual

A. DRIVE SYSTEM OVERVIEW
In this summary we are going to cover basic troubleshooting
techniques used in the industry to diagnose and repair True Fitness
treadmills more quickly and efficiently. Current True treadmills use 3
types of drive system:
1. AC DRIVE WITH SMART CARD INTERFACE
TLC1100).
Upper
Board
The new TCS Series treads with the smart card system utilize a
digital signal for both command and feedback. This signal cannot be
tested with normal field equipment. Diagnostics must be done using the
status lights on both the lower control board and smart card.
2. DC DRIVE WITH SMART CARD INTERFACE
and TPS850)
This system is basically the same as the above AC smart card
system; however, no motor transmit and receive LEDs are lit on
the DC smart card.
3. DC DRIVE (
This system is the same as all our traditional DC drive systems
Proprietary & Confidential Proprietary & Confidential
TRUE Fitness Technology, Inc. TRUE Fitness Technology, Inc.
SYMPTOM GUIDE
Command Signal
Smart
Board
Feed Back
All TPS series except TPS850, Z5 series
Tread Service Manual - July 2011
Lower
Board
(TCS Series and
Drive
Motor
(TES900, TLC900
)
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