11
USER’S INFORMATION MANUAL
SFT SERIES WATER HEATERS
6 .
If the burner is on to maintain the heat exchanger temperature for DHW
Comfort mode (
Service Display = 7
).
7 .
If the burner is on for frost protection (
Service Display = 9
).
MAIN
DISPLAY
LIT
DISPLAY
DESCRIPTION
OFF
-
The unit is OFF. Press the space above the white button
to turn on the unit
.
(blank)
(blank)
No Call for Hot Water - Standby
XXX
2
Self-test – When power is applied to the unit the
controller enters a self diagnostic mode for 5 seconds
XXX
3
Fan Pre-purge , Inter-purge and Post-purge
XXX
4
Trial for Ignition and Flame Proving
XXX
+
Heating – DHW
XXX
7
Burner on for Comfort mode
XXX
9
Freeze Protection mode
Table 2: Operating Display and Service Display Codes.
Summary of Contents for SFT Series
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