Precor C842 Service Manual page 10

9. The battery voltage level will be displayed. Typically, the battery voltage level will be
between 6.0 Vdc and 6.2 Vdc. A battery charger in the bike charges the battery as the bike
is pedaled. If the battery voltage will not come up to 6.0 Vdc when the bike has been
pedaled for several minutes or decreases very rapidly when then bike is not being pedaled,
the battery should be replaced. Press the RESET key to exit the diagnostics routine.
10. The display will momentarily read HARDWARE VALIDATION.
11. Watch the upper display, all LED's on the display should be lit.
12. Press the ENTER to continue to the key pad test.
13. The display will momentarily read KEYBOARD TEST.
14. The display will show a vertical rows of two dots each to represent each key on the keypad.
Press each of the keys, upper dot in each key representation will go out when the key is
pressed. Press and hold the ENTER key to continue.
15. The display will momentarily read HEART RATE TEST.
16. "U F P". will be displayed. Grasp the hand held heart rate grips on the seat handlebars. The
U indicates unfiltered, the F indicates filtered and P indicates Polar. Release the hand held
heart rate grips and repeat the test using a chest strap transmitter or heart rate test
transmitter. Verify that both the hand held and wireless (chest strap) readings are correct. A
Polar watch is a good means of verifying the accuracy of the heart rate readings. Press the
ENTER key to continue.
17. The display will momentarily read BATTERY TEST.
18. The current battery voltage will be displayed as XX.X VOLTS. Press the ENTER key to
continue.
19. The display will momentarily read RPM TEST.
20. The display will show the pulse count from the display and the bike's sped in RPM.
21. The display will momentarily read BRAKE TEST.
22. The display will show the current resistance level setting and the eddy current power bits
reading (BRAKE). Using the resistance
power bits reading should increase or decrease proportionally to the resistance level setting
and the pedalling resistance should also increase or decrease proportionally to the
resistance level setting
23. Press the ENTER or RESET key to exit the diagnostics program.
24. The message DISPLAY TEST will be momentarily displayed. All of the LED's on the display
will then be illuminated.
25. Press the SELECT key to continue to the keyboard test.
C842, C842i, C846, C846i Upright and Recumbent Cycle
or keys, change the resistance level. The
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