24 VDC POWER SUPPLY (con’t)
12. If 0 VAC is displayed, there is no power
reaching the Power Supply. Check the 10 amp
system fuse and ensure there are no loose
wires.
13. Set your DVOM to a range capable of
measuring 24 VDC. Probe between the “V-“and
“V+” contacts on the Power Supply (Figure 3-
26).
14. If 0 Volts DC is displayed, then the Power
Supply is defective. Refer to the Replacement
section.
Figure 3-26. Probing “V-“ and “V+”
Service and Maintenance Manual 3-10 960714-02B © 2007 I2407
SECTION 3 – COMPONENT REPAIR
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