Chapter 7: Troubleshooting; Ufly Controller Error Codes - Watts AERCO EXT Installation, Operation & Maintenance Manual

Modulex EXT Commercial Series
CHAPTER 8: Maintenance Schedule

CHAPTER 7: TROUBLESHOOTING

7.1 Ufly Controller Error Codes

Fault codes are displayed in the right hand section of the Ufly Controller display (see Figure-7-1).
There are codes for the following two different devices:
•
BCM (Boiler Control Module): These fault codes are shown in Table 7-3.
•
BMM (Burner Management Module): These fault codes are shown in Table 7-4.
OMM-0160_A • DRAFT
Figure 7-1: Ufly Error Code Location
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ERROR CODE
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