Technogym BIOSTRENGTH LINE, Service Maintenance Manual

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BIOSTRENGTH LINE: Service & Maintenance manual - rev. 2.1
Page 10.6
10.4. ELECTRICAL/ELECTRONIC OPERATIONS
These operations must be carried out only by a qualified technician specially trained by
Technogym and authorized to perform machine settings and start-up as well as special
maintenance or repairs requiring in-depth knowledge of the machine, its operation, its
safety features and intervention procedures.
Electrical/electronic operations on the machine involve setting the electrical/electronic components
of the machine to ensure that they will function properly. We recommend that you carry out these
operations
at least once every 1 months .
Follow the procedure below for electrical/electronic operations:
10.4.1. P
REPARING WORKING CONDITIONS
1. Open all housings, the Plexiglas weight stack guards and mats on the machine.
CAUTION: you must work with the machine open and live.
10.4.2. C
HECK THE WIRING AND CONNECTIONS
1. Check the wear status of all wiring:
•
External conditions;
•
Any oxidation on connectors;
•
Continuity of the individual wires;
•
Insulation of the individual wires to earth.
Repair and/or replace any substandard parts.
2. Check the status of the fuses using a tester.
10.4.3. C
HECK THE DISPLAY
1. Check the efficiency of all keyboard keys.
2. Check the efficiency of all LEDs, the buzzer, the back-lighting and LCD characters on the
display.
3. With the machine shut off, check the efficiency of the buffer battery: you should measure an
ideal value of 3.6 Vdc at its ends, with a minimum acceptable level of 2.5 Vdc.
10.4.4. C
HECK WEAR ON COMPONENTS
1. Check the number of times the solenoid relays have switched as described in the paragraph
9.5.11. : if the value is greater than 1,000,000 , replace the relays as they will soon be damaged.
2. Check the number of times the seat movement relays have switched to move the seat motor up
and down, as described in the paragraphs 9.5.8. and 9.5.9. : if the value is greater than 750,000 ,
replace both relays as they will soon be damaged.
3. Check the number of times the weight stack movement relays have switched to move the weight
stack up and down, as described in the paragraphs 9.5.3. and 9.5.4. : if the value is greater than
500,000 , replace both relays as they will soon be damaged.