Altec AIR
P8400W Air-dryer User’s Guide
Page 69 of 110
P017585 – Rev. A
9.5 Measuring Voltages at Solid State Relay
9.5.1
Remove Top Cover (see section 8.10.1 )
9.5.2
Locate the Solid State Relay
for the system you will be
testing:
Left – System 1
Right – System 2
(
System* = System 1 or System 2)
With the System* Compressor
running
:
9.5.3
Use a Voltmeter to measure
across the AC terminals.
Should measure
0 VAC
.
9.5.4
Use a Voltmeter to measure
across the DC terminals.
Should measure
12 VDC
.
With the System* Compressor NOT running
:
9.5.5
Use a Voltmeter to measure
across the AC terminals.
Should measure
210 - 230 VAC
.
9.5.6
Use a Voltmeter to measure
across the DC terminals.
Should measure
0 VDC
.
9.5.7
Reinstall Top Cover.
If any of the voltage measurements are different than indicated above, the Solid
State Relay is defective and should be replaced. See sections 11.1 for part detail
and 11.7 for ordering information.
Summary of Contents for Altec AIR P8400W
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