The SOURCE MENU allows adjustment and viewing of more advanced
operaitonal parameters. This level is restricted to the installer and requires a
code to access.
ENABLE – Enable or disable the unit while it is powered. Default setting is
enabled.
IGNITION – Water heater ignition status: (1) IDLE; (2) PREP = Unit is in pre-
purge; (3) IGN = Ignition attempt under way; (4) BURN = Unit is running; (5)
PURG = Unit is in post-purge; (6) FAIL = Unit is in lockout/error mode.
VENT TYPE – Select the type of venting material. Material corresponds to
stack temperature limits, to protect the venting from damage by overheating:
(1) PVC = 149°F; (2) CPVC = 194°F; (3) PPS = Polypropylene, 230°F; (4) SS
= Stainless Steel, AL29-4C, 250°F.
FIRE RATE – READ ONLY – Actual real-time firing rate, as percent of
maximum.
BLOW SPD – READ ONLY – Actual real-time blower speed in RPM (x1000)
HI LIMIT – READ ONLY – Temperature at which the control manual reset
high limit trips.
HL OFFSET – READ ONLY – The amount below the high limit setting that
the tank must cool by before the manual reset high limit can be reset.
OPERATOR – READ ONLY – The maximum temperature the SETPOINT
can be set to.
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