Control Panel Alarm Messages - Pentair ULTRATEMP ETi 220 Installation And User Manual

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Control Panel Alarm Messages

HIGH WATER
Water temperature is above
TEMP
104° F [40° C].
LOW WATER Water temperature is below
TEMP
40° F [4.4° C].
LOW WATER
The pressure switch sensing
FLOW water flow is open.
REMOTE
Pool and Spa relay remote inputs
POOL/SPA
are simultaneously energized.
WATER THERM Water temperature thermistor
SHORT
circuit shorted.
WATER THERM
Water temperature thermistor
OPEN circuit open.
SUCTION TH
Defrost thermistor circuit shorted
SHORT
SUCTION TH
Defrost thermistor circuit open.
OPEN
LOW AMBIENT Air temperature is too low for heat
TEMP
pump operation
The 24 VAC supply voltage to the
BROWNOUT
control board is low.
Refrigerant high pressure switch
HIGH REFRIG
is open.
Refrigerant low pressure switch
LOW REFRIG
is open.
Control board has not received
SERIAL COMM
a reply message for two (2)
FAULT
minutes.
Indicates that five (5) faults have
occurred in one (1) hour. This
fault will automatically reset in
FIVE ALARMS
one (1) hour or can be manually
reset by pressing the ON/OFF
button.
ULTRATEMP ETI™ Hybrid Heater Installation and User's Guide
HI LIMIT
Water temperature is above
SWITCH
127° F [52.8° C].
Water temperature is above
AGS LIMIT
140° F [60° C].
THERM FUSE
Thermal fuse circuit is open.
OPEN
AIR FLOW
Air flow switch is open.
FAULT
Ignition control module does not
ICM FAULT
detect flame.
Stack flue sensor detects
STACK FLUE
combustion gases above 185° F
HIGH
[85° C].
STACK FLUE
Stack flue sensor circuit is open.
OPEN
STACK FLUE
Stack flue sensor short circuit.
SHORT
CONDENSATE
Condensate float switch detects
BLOCK
water in exhaust stack.
Condensate neutralizer
REPLACE CNC
cartridge's effective lifetime has
expired.
FREEZE Ambient air temperature is too
WARNING
low for gas heater operation.
(*) Note: To clear this alarm, press the DOWN arrow and
MODE button simultaneously. The alarm may take a few
moments to clear after the buttons are pressed.
*