CONN
ID NAME PIN Description
2 /BOOT_EN
3 TX
4 8V GND
5 D_RESET
6 RX
MTH DRIVE MOTOR THERMAL SWITCH 1 THERMAL SWITCH
SENSE
2 THERMAL SWITCH
SENSE
DBTH
(1)
DYNAMIC BRAKE RESISTER
THERMAL SWITCH
1 THERMAL SWITCH
SENSE
2 THERMAL SWITCH
SENSE
LIFT LIFT MOTOR PWR OUT & CONTROL 1 BLK - POTENTIOMETER
2 RED - POTENTIOMETER
3 NC
4 WHITE - MOTOR COMMON
5 WHITE - POTENTIOMETER
WIPER
6 NC
7 RED - MOTOR EXTEND
8 BLK - MOTOR RETRACT
GFX
1
not used - not used
Notes: 1) TRM800-14
2
treadmills only.
1
Ground Effects Impact Control System: Patented treadmill design that out performs a natural
running surface, absorbs high-impact movement, reduces joint stress and minimizes fatigue
and supports a solid and controlled push off.
2
TRM800 version 2 treadmills mfg. dates 2014 and later.
Contact Precor Customer Support at support@precor.com or 800.786.8404 with
any questions.
Page 106
6 Replacement Procedures
Motor Controller (MC) Replacement
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