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26
FAQ
(continued)
1. Check relay wiring
2. Conrm ground signal from FAN-PWM on Gray wire when on High
3. Verify fan is working properly by grounding the gray wire from the relay
and turning the ignition on, fan should run at this time.
Second Fan Will Not Turn On
1. After the A/C or manual switch is turned on, there is a 15 second delay
before the FAN-PWM will override into High Mode.
2. Verify there is + 12 Volts going to the Blue wire when A/C or switch is
turned on.
Fan Does Not Go Into High Mode Immediately After
The A/C or Manual Override Is Turned On
Fans Stays In High Mode After Turning Off The
A/C Or Switch
1. After the A/C or switch is turned off, there is a 30 second delay before the
FAN-PWM will resume its normal variable speed operation.
2. Verify there is no power present on the Blue wire when the A/C or switch
is turned off.
For optional wiring diagrams, including 2-speed fans - visit www.spalusa.com,
or contact tech support at 1-800-454-7725 - email tech@spalusa.com
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