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Honeywell RM 7897 BMS controller
Hanan
Member Posts: 1
in Gas Heating
We have Honeywell RM 7897 BMS controller on heater.we facing issue "lockout 35 inter fault" how we fix it
0
Comments
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Call a professional. Where are you located?
All Steamed Up, Inc.
Towson, MD, USA
Steam, Vapor & Hot-Water Heating Specialists
Oil & Gas Burner Service
Consulting0 -
You need the diagnostic module that Honeywell sells to be able to diagnose that control. A commercial/industrial boiler tech will have one. Just that module cost $$$
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