CYBEX 900T Service Manual page 37

Front Pages
About this Manual i
FCC Compliance Infonnation .. i
Table of Contents
iii
Page 4-15
1
Safety
Important Voltage Infoonation 1-1
Grounding Instructions ..... 1-1
Important
Safety
Instructions 1-2
Caution Decals . . . . . . . . ..
1-4
2
Tedw1icaI Specifications
Specifications " 2-1
Bioflex
2-2
3 ~
Maintenance
RegUar Maintenance Activities
3-1
Cleaning Your Treadmill. . .. 3-1
Running Belt Maintenance . 3-2
Other Preventive
Maintenance 3-6
Service Schedule 3-7
Log Sheet 3-8
4
TroubIeehooting
Diagnostic Test Mode 4-1
Diagnostic Menu 4-1
LED Functions 4-6
Motor Current & Voltage 4-7
Speed
Sensor
Adjustment .. 4-9
Enor
Codes
4-10
Flow
Charts
4-13
5
Removal & Replacement
Running
Belt & Deck
5-1
Drive
Belt
5-4
Front
Roller
5-4
Rear RoHer 5-4
Drive Motor 5-5
Drive Motor Cleaning
5-8
Motor Brushes. . . . . . . . .. 5-12
Elevation Motor 5-14
Umit Switch Assembly 5-17
PWM Module 5-18
Display Board 5-20
EPROM 5-21
Contact Heart Rate Board . 5-22
CSAFE Board 5-24
Display Cable
5-25
Display OveI1ays
5-26
Handrail Assembly 5-28
60iagrarns
Parts Ust 6-1
Exploded VieW 6-3
900T Schematic 6-4
7
Customer Service
Contacting
Service
7-1
Serial Number 7-1
Retum Material Authorization
(RMA) 7-1
Damaged Parts . . . . . . . . .. 7-2
Replace
SPEED
SENSOR
Replace P\Mv1
MODULE or
send Cybex for
repair
YES
NO
Reset On/Off NO
switch to recycle
power
Ensure that speed
sensor wires and
connections are
secure
Replace DISPLAY
or send to Cybex
for repair
YES
NO Replace P\Mv1
r.-:",::"--,,
MODULE or send
to Cybex for repair
*To enter Diagnostic Mode press 999 and then press Enter.
To exit Diagnostic Mode press Clear.
Cybex 900T Treadmill Service Manual
Reset ·On/Off"
switch to recycle
power
Speed sensor
Speed sensor cable
PWM module
REl-9apspeed
sensor to
.015·-.040·
(.0381-.1016 em)
In Diagnostics" manually
push run belt with foot one
length of belt and check
encoder count
Possible failures to create Error 3:
No speed signal is detected when treadmill is first started. The belt may move
briefly before the error occurs.
Error 3: No Belt Speed
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