Heatrae Sadia FBM 25 ECO 3KW, Installation, Operation And Maintenance Manual, Page: 28 / 40

28
O C
A blank screen indicates an
LCD fault
No power applied to the
water heater
Check all power
connections to the water
heater
Damaged wire connection Replace LCD wiring loom
Faulty control PCB Replace control PCB
Faulty LCD board Replace LCD PCB
Table 10: Error code table

Once the error code has been investigated carry
out the following reset procedure.
`
Turn the power off to the unit at the fuse spur, leave
power off for minimum of 30 seconds, reapply the
power.
`
If the fault has been rectified the unit will re initialise
and then run normally.