Alternator Test - Stairmaster FreeClimber Systems Owner's Manual

ELECTRICAL TROUBLESHOOTING
5. Follow the white power connector wire to the where
main cable white wire,
white wire.
6. Set your voltmeter to
voltmeter to the white wire from
gray casing of the alternator with the negative lead of your
7. DC voltage measured should be 12
connector if the voltage
the two white wires.
8. Remove the console knobs from the back of the console, lift the console
up, and disconnect the main cable from
9. Test for 12 - 19 VDC
connector. Replace the main cable if the voltage reading
the same as in step 7.
10. If all voltage readings have been within the specified range and the
console will not power up, the console should be replaced

Alternator Test

11. Check for loose wiring connections on the alternator, diode and load
resistor (see Final Assembly
12. Perform the Positive Output to Field test on the alternator:
• Turn the power off
• Remove the white wire from the B+ terminal on the alternator
• Remove the brown wire from the field terminal on the alternator
• Place a short wire with alligator clips on the B+ terminal and the
field (FLD) terminal
• Step on the machine for approximately 10- 15 seconds
• If full resistance
has correct current flow. If no resistance is achieved, replace
the alternator.
Page 38
and disconnect it from the
VDC. Connect the positive lead of your
the power connector and touch the
- 19 VDC. Replace the power
is not the same value as in
the console.
in pins #1 (+) and #9 (-) in the
Figure).
of the alternator
is achieved during this time, your alternator
it plugs into the
main cable
voltmeter.
step 3. Connect
main cable
is not
.