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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