Instruments and Controls Identification the button is pressed and held in for longer than two seconds, the numbers will continue to advance until the button is re- leased. Kysor Digital Clock, Optional A Kysor digital clock ( Fig. 2.14 ) has a constant red display, which automatically adjusts the brightness for day or night. The clock features a 24-hour alarm. 1.3 Advance the minute setting by repeatedly pushing, or pushing and holding the minute button, as needed. 1. To set the time of day: 1.4 Push the Run/Set switch to the middle (RUN) position. 1.1 Depress both of the time "Set" push but- tons, labelled "Fast" and "Slow"; 12:00 A.M. will appear as the readout. 2. To set the alarm time:
NOTE: A small illuminated red dot in the upper left side of the clock (above "PM") in- dicates P.M. No dot indicates A.M. 2.1 Push the Run/Set switch to the left (ALARM-SET position). 2.2 Set the alarm time by using the same pro- cedure that you used to set the time of day. Remember to set the hour for A.M. (no letters in the corner of the display), or P.M., as desired. 1.2 Advance to the correct time by pushing either the "Fast" or "Slow" push button. 2. To set the alarm: 2.1 Depress the alarm "Set" push button. Ob- serve that a red lamp above the word "Alarm" illuminates. 2.3 Return the Run/Set switch to the middle (RUN) position. The readout will return to the time-of-day setting.
2.2 Set the alarm time by using the same pro- cedure that you used to set the time of day. Remember to select either A.M. (no red dot) or P.M. (red dot illuminates) when setting the alarm time. 3. To operate the alarm: 3.1 With the alarm time set, push the alarm (upper) switch to the left. An alarm "wave" symbol and the letters "AL" will appear in the upper left corner of the display when the alarm is on. 2.3 After the desired alarm time appears, de- press the alarm "Set" push button again. The readout will return to the time of day, and the red lamp will go out. 3.2 When the displayed time of day coincides with the alarm time, the alarm will sound.
If the "snooz" button is not pushed or the alarm switch is not moved, the alarm will automatically stop sounding after 1 minute, and will not sound again for 24 hours. 2.4 To set the alarm, depress the alarm "On" push button. Observe that a red dot on the right side of the time-of-day readout is illuminated. The alarm is now set, and when the displayed time of day coincides with the alarm time, the alarm will sound. 3.3 If desired, press the "snooz" button while the alarm is sounding, to shut the alarm off for 3 minutes. The alarm symbol will flash in the display when the button is pushed, and will continue to flash until the alarm switch is moved or the alarm has sounded for 1 minute.
The snooze proce- dure can be done as many times as de- sired. 2.5 To cancel or shut off the alarm, depress the alarm "On" push button again. The red dot on the face of the clock will go out. Tachograph, Optional A Sangamo tachograph ( Fig. 2.30 ) indicates and records vehicle speed, time, and distance traveled. It also records the length of time the engine is oper- ated when the vehicle is stationary. A warning light comes on whenever a preestablished speed limit is exceeded. 3.4 Move the alarm switch to the right when you wish to shut off or cancel the alarm; the alarm symbol will disappear. 2.30