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Table 18 — Complete C Control Current LED
Status and Alarm Relay Operations
LEGEND
NOTES:
1. Slow flash is 1 flash every 2 seconds.
2. Fast flash is 2 flashes every 1 second.
3. EXAMPLE: “Flashing Code 2” is represented by 2 fast flashes followed by a
10-second pause. This sequence will repeat continually until the fault is
cleared.
Table 19 — Complete C Control LED Code and
Fault Descriptions
LEGEND
Table 20 — Aquazone™ Deluxe D Control Current LED Status and Alarm Relay Operations
LEGEND
NOTES:
1. If there is no fault in memory, the Fault LED will flash code 1.
2. Codes will be displayed with a 10-second Fault LED pause.
3. Slow flash is 1 flash every 2 seconds.
4. Fast flash is 2 flashes every 1 second.
5. EXAMPLE: “Flashing Code 2” is represented by 2 fast flashes fol-
lowed by a 10-second pause. This sequence will repeat continually
until the fault is cleared.
LED STATUS
DESCRIPTION OF OPERATION
ALARM RELAY
On
Normal Mode
Open
Normal Mode with
PM Warning
Cycle
(closed 5 sec.,
Open 25 sec.)
Off
Control is non-functional
Open
Slow Flash
Fault Retry
Open
Fast Flash
Lockout
Closed
Slow Flash
Over/Under Voltage Shutdown
Open
(Closed after
15 minutes)
Flashing Code 1
Test Mode — No fault in memory
Cycling Code 1
Flashing Code 2
Test Mode — HP Fault in memory
Cycling Code 2
Flashing Code 3
Test Mode — LP Fault in memory
Cycling Code 3
Flashing Code 4
Test Mode — FP1 Fault in memory
Cycling Code 4
Flashing Code 5
Test Mode — FP2 Fault in memory
Cycling Code 5
Flashing Code 6
Test Mode — CO Fault in memory
Cycling Code 6
Flashing Code 7
Test Mode — Over/Under
shutdown in memory
Cycling Code 7
Flashing Code 8
Test Mode — PM in memory
Cycling Code 8
Flashing Code 9
Test Mode — Test Mode — FP1/
FP2 Swapped Fault in memory
Cycling Code 9
CO
—
Condensate Overflow
FP
—
Freeze Protection
HP
—
High Pressure
LED —
Light-Emitting Diode
LP
—
Low Pressure
PM
—
Performance Monitor
LED
CODE
FAULT
DESCRIPTION
1
No fault in memory
There has been no fault since
the last power-down to power-up
sequence
2
High-Pressure Switch
HP Open Instantly
3
Low-Pressure Switch
LP open for 30 continuous sec-
onds before or during a call
(bypassed for first 60 seconds)
4
Freeze Protection Coax
— FP1
FP1 below Temp limit for 30 con-
tinuous seconds (bypassed for
first 60 seconds of operation)
5
Freeze Protection Air Coil
— FP2
FP2 below Temp limit for 30 con-
tinuous seconds (bypassed for
first 60 seconds of operation)
6
Condensate overflow
Sense overflow (grounded) for
30 continuous seconds
7
(Autoreset)
Over/Under Voltage
Shutdown
"R" power supply is <19VAC or
>30VAC
8
PM Warning
Performance Monitor Warning
has occurred.
9
FP1 and FP2 Thermistors
are Swapped
FP1 temperature is higher than
FP2 in heating/test mode, or FP2
temperature is higher than FP1
in cooling/test mode.
FP
—
Freeze Protection
HP
—
High Pressure
LED —
Light-Emitting Diode
LP
—
Low Pressure
PM
—
Performance Monitor
DESCRIPTION
STATUS LED
(Green)
TEST LED
(Yellow)
FAULT LED (Red)
ALARM RELAY
Normal Mode
On
Off
Flash Last Fault Code in Memory
Open
Normal Mode with PM
On
Off
Flashing Code 8
Cycle (closed 5 sec,
open 25 sec, …)
Deluxe D Control is
non-functional
Off
Off
Off
Open
Test Mode
—
On
Flash Last Fault Code in Memory
Cycling Appropriate Code
Night Setback
Flashing Code 2
—
Flash Last Fault Code in Memory
—
ESD
Flashing Code 3
—
Flash Last Fault Code in Memory
—
Invalid T-stat Inputs
Flashing Code 4
—
Flash Last Fault Code in Memory
—
No Fault in Memory
On
Off
Flashing Code 1
Open
HP Fault
Slow Flash
Off
Flashing Code 2
Open
LP Fault
Slow Flash
Off
Flashing Code 3
Open
FP1 Fault
Slow Flash
Off
Flashing Code 4
Open
FP2 Fault
Slow Flash
Off
Flashing Code 5
Open
CO Fault
Slow Flash
Off
Flashing Code 6
Open
Over/Under Voltage
Slow Flash
Off
Flashing Code 7
Open (closed after 15 minutes)
HP Lockout
Fast Flash
Off
Flashing Code 2
Closed
LP Lockout
Fast Flash
Off
Flashing Code 3
Closed
FP1 Lockout
Fast Flash
Off
Flashing Code 4
Closed
FP2 Lockout
Fast Flash
Off
Flashing Code 5
Closed
CO Lockout
Fast Flash
Off
Flashing Code 6
Closed
CO
—
Condensate Overflow
ESD —
Emergency Shutdown
FP
—
Freeze Protection
HP
—
High Pressure
LP
—
Low Pressure
PM
—
Performance Monitor