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6-11
Z Master Z400 Service Manual
6
Hour Meter
The hour meter is located on the control panel as shown
(Fig. 400).
Fig 400
PICT-0199
Verify that 12 volts DC is present across the two
terminals when the ignition key is in the RUN position. If
so, and the meter is not running, replace the meter. If 12
volts is not present, check the connections. The meter is
a permanently sealed unit and is not repairable.
Fig 401
DSC-2560
Since a normal clock might be affected by variations in
voltage and current, the hour meter is made up of an
electric “winder” and a mechanical clock movement.
When power is applied, a coil is energized to wind the
movement. The movement unwinds in about 2 seconds.
As it finishes its rotation, it re-energizes the coil so that
the cycle can start over (Fig. 401).
ELECTRICAL
Purpose
The hour meter keeps track of the actual unit running
hours or the time that the ignition key switch is in the
RUN position.
Location
How It Works
Testing
Содержание Z 440 Pro Value Series
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Страница 190: ...Z Master Z400 Series Service Manual Form No 492 9166...