Cardiac Science ST 55 Manuale utente

Cardiac Stress Treadmills

Service Manual

70-00298-01 A

CARDIAC STRESS TREADMILLS SERVICE

MANUAL

70-00298-01 A

Notice: Due to rapid changes in computer technology, the specifications provided in this

manual are subject to change without notice.

Federal law restricts this device to sale by or on the order of a physician.

Trademarks

Quinton, Burdick, Q-Stress, and Quest are trademarks or registered trademarks of Cardiac

Science Corporation.

All other product and company names are trademarks or registered trademarks of their

respective companies.

For sales and technical support outside the USA, contact your local sales and technical

support representative.

Liability Notice

Failure to follow the conditions set forth below shall limit, to the extent allowed by law,

Cardiac Science Corporation responsibility for the safety, reliability, and performance of

this equipment:

The operator manual must be read in full by each operator before the product is first used.

Assembly operations, extensions, readjustments, modifications, or repairs must be carried

out only by personnel trained or authorized by Cardiac Science Corporation.

The electrical wiring within the treadmill’s setting and the electrical installation of the

treadmill must comply with the applicable local or provincial requirements.

The equipment must be used in accordance with the instructions for use.

70-00298-01 A TM 55/65 Treadmill 4.0

Cardiac Science Corporation

3303 Monte Villa Parkway

Bothell, WA 98021, USA

(800) 426 0337 (USA and Canada)

(425) 402 2000

[email protected]

www.cardiacscience.com

MDSS GmbH

Schiffgraben 41

D-30175 Hannover

Germany

EC REP

70-00298-01 A Contents iii

Contents

Chapter 1: Safety

Safety Terms and Definitions................................................................. 1-2

Warnings and Cautions ......................................................................... 1-3

Safety Notes........................................................................................... 1-6

Symbol Definitions................................................................................ 1-7

EMC Declaration Tables ....................................................................... 1-9

Electromagnetic Emissions .............................................................. 1-9

Electronic Immunity ..................................................................... 1-10

Recommended Separation Distances ............................................. 1-12

Chapter 2: Introduction

Controls................................................................................................. 2-2

Operation........................................................................................ 2-2

Power .............................................................................................. 2-2

Emergency Stop Button .................................................................. 2-2

Indicators............................................................................................... 2-3

Installation............................................................................................. 2-3

Chapter 3: Theory of Operation

Overview ............................................................................................... 3-2

Headframe Assembly....................................................................... 3-2

Deck and Roller Assembly............................................................... 3-2

Stress Monitor to Treadmill Interface ....................................................3-2

Headframe Assembly ............................................................................. 3-3

Input Power Module ....................................................................... 3-3

Drive Board..................................................................................... 3-3

Transformer Assembly..................................................................... 3-3

Drive Motor Assembly .................................................................... 3-3

Grade Motor Assembly and System................................................. 3-4

Deck and Roller Assembly ..................................................................... 3-4

Chapter 4: Preventative Maintenance

Recommended Service ........................................................................... 4-2

Routine Maintenance............................................................................. 4-2

Visual Inspection............................................................................. 4-2

Cleaning the Treadmill Surfaces ............................................................ 4-2

Disinfection..................................................................................... 4-2

Contents 70-00298-01 A

Contents

Vacuuming Under the Treadmill Hood.................................................4-3

Frequency........................................................................................4-3

Replacement Schedules ..........................................................................4-3

Electrical Testing ...................................................................................4-3

Chapter 5: Repair/Replacement and Calibration

Electrical Shock......................................................................................5-2

Burns .....................................................................................................5-2

Mechanical Hazards...............................................................................5-2

Tools......................................................................................................5-3

Removing the Treadmill Hood ..............................................................5-4

Replacing the Configuration Plate .........................................................5-6

Replacing the Power Cord .....................................................................5-7

Hard-wired Cords on Low Voltage Units........................................5-7

Detachable Cords on High Voltage Units .......................................5-7

Replacing the AC Drive Module............................................................5-8

Bus Recovery System (BRS).................................................................5-10

Replacing the Tensioner....................................................................... 5-11

Replacing the Poly-V Drive Belt ..........................................................5-13

Replacing the Drive Motor ..................................................................5-14

Replacing the Transformer................................................................... 5-16

Replacing the Grade Motor..................................................................5-17

Replacing the Grade Motor Chain ................................................5-18

Replacing the Grade Potentiometer (Pot).............................................5-19

Grade Pot Wires............................................................................ 5-20

Removing the Rack Gears ....................................................................5-21

Reassembling the Rack Gears...............................................................5-22

Replacing a Jammed Rack Gear ...........................................................5-23

Replacing the Pinion Shaft...................................................................5-24

Adjusting the Grade Limit Switches.....................................................5-26

Walking Deck Assembly ...................................................................... 5-27

Replacing Rollers ................................................................................. 5-28

Removing the Deck Assembly from Headframe................................... 5-29

Replacing the Walking Belt..................................................................5-30

Removing the Deck ............................................................................. 5-31

70-00298-01 A Contents v

Contents

Adjusting the Walking Belt.................................................................. 5-32

Belt Tension.................................................................................. 5-32

Walking Belt Tracking .................................................................. 5-33

Replacing the Emergency Stop Switch ................................................. 5-35

Replacing the Emergency Stop Cable................................................... 5-36

Calibration Procedures......................................................................... 5-37

Grade Potentiometer (Pot) Calibration ......................................... 5-37

Chapter 6: Troubleshooting

Diagnosis ............................................................................................... 6-2

Electrical Problems.......................................................................... 6-2

Electronic Problems......................................................................... 6-2

Mechanical Problems ...................................................................... 6-2

Tools ..................................................................................................... 6-3

Electrical Problems ................................................................................ 6-4

Electronic Problems ............................................................................... 6-5

Error Codes..................................................................................... 6-5

Mechanical Problems ............................................................................. 6-6

Walking belt.................................................................................... 6-6

Drive Belt........................................................................................ 6-6

Treadmill Noise .............................................................................. 6-7

Error Flow Charts .................................................................................. 6-8

Bus Voltage Flow Chart .................................................................. 6-9

Grade Error Flow Chart ................................................................ 6-10

Drive Motor Flow Chart ............................................................... 6-11

Communications Link Flow Chart................................................ 6-12

Grade Problems Flow Chart.......................................................... 6-13

Appendix A: Specifications

Cardiac Stress Treadmills Specifications.................................................A-2

Power Requirements ..............................................................................A-3

Speed Vs. Weight Range........................................................................A-4

Appendix B: Part Numbers

Final Assemblies.....................................................................................B-2

Spares ....................................................................................................B-3

Placement of Spare Parts........................................................................B-5

Contents 70-00298-01 A

Contents

Appendix C: Drawings

Wiring Diagrams .................................................................................. C-1

Appendix D: Diagrams

Wiring Diagram, Low Voltage Treadmill..............................................D-2

Wiring Diagram, High Voltage Treadmill ............................................D-3

TM 55/65 Treadmill 4.0 70-00298-01 A 1-1

1Safety

Contents

◆Safety Terms and Definitions 1-2

◆Warnings and Cautions 1-3

◆Safety Notes 1-6

◆Symbol Definitions 1-7

◆EMC Declaration Tables 1-9

This manual contains information for servicing and repairing the Cardiac Stress

treadmills, models TM55/TM65 and ST55/ST65, to the module level. The manual

covers both domestic and international versions of the treadmills, which can differ in

voltage and mandatory emergency stop button.

This manual is designed for authorized service personnel with proper training. There are

no user-serviceable parts in the treadmills. Any attempt by non-authorized personnel to

service the treadmill may void the warranty.

Before servicing the treadmill, read the safety requirements specified in this chapter.

Use this manual only when servicing Cardiac Science Stress treadmills. Do not use it for

other treadmills.

70-00298-01 A TM 55/65 Treadmill 4.0

1-2

Safety

Safety Terms and Definitions

The symbols shown below identify potential hazard categories. The definition of each

category is as follows:

WARNING!

This alert identifies hazards that may cause serious personal injury or death.

Caution.

This alert identifies hazards that may cause minor personal injury, product damage, or

property damage.

TM 55/65 Treadmill 4.0 70-00298-01 A 1-3

Warnings and Cautions

Before operating any treadmill, ensure the following warnings and cautions are understood

and followed.

WARNING!

The treadmill must be on an appropriate, dedicated electrical circuit with a power rating that

meets the electrical specification on the treadmill serial number label. Nothing else should

be connected to the circuit.

WARNING!

As long as the treadmill is plugged into a powered outlet and the treadmill circuit breaker is

set to ON, the treadmill is receiving power, even when the monitoring system is turned off.

Do not place hands beneath the treadmill while it is plugged in.

Caution

Read this manual in full before operating the treadmill.

Caution

Before each use of this equipment, check the power receptacle for signs of damage. Do not

operate the equipment if the integrity of these items is in question.

Caution

Be sure the connection for the optional Emergency Off switch is secure. Test the switch to

verify proper operation. Do not operate the equipment if the integrity of these items is in

question.

Caution

Keep the treadmill area clear. Maintain a minimum open space of 1.5 feet (0.5 meter) on each

side and 6 feet (2 meters) at the rear.

Caution

The Cardiac Stress Treadmill should not be used adjacent to or stacked with other

equipment. If adjacent or stacked use is necessary, the Cardiac Stress Treadmill should be

observed to verify normal operation in the configuration in which it will be used.

Caution

Do not operate this equipment in the presence of flammable anesthetic mixtures.

Caution

Regularly inspect cables and treadmill belts for wear or damage. Do not operate the

equipment if the integrity of these items is in question.

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