Cornelius pbd175 - Troubleshooting - Valve Activity; One or Two Valves Activating Troubleshooting

PBD175 (Spire 3.0) Service Manual
Publication Number: 620062609SER - 52 - © 2015-2016, Cornelius Inc.
One or Two Valves are Activating
One or Two Valves
are not activating
Is there Power at Valves
No
No
Are output connectors
from Valve Board to
Confirm Valve is
Valves properly
connected
properly mapped
and activated
Check that
Yes
backblock is open
Validate that
Yes
backroom or water
is working
Replace Valve
Yes