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Plumberpro, Home Appliance Technician
Category: Appliance
Satisfied Customers: 634
Experience:  Heating and hot water heating appliances experienced
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Have honeywell st9400c programmer screen gone blank 2 night

Customer Question

Have honeywell st9400c programmer screen gone blank 2 night .. do I need new programmer .. have power
Submitted: 1 year ago.
Category: Appliance
Expert:  Plumberpro replied 1 year ago.
Hi , sorry to tell you what you already know , but yes the programmer will need to be replaced . If you get the same model you can just change the front and leave the wiring back plate in place

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