Trane Axiom GEVB 024 - Controls Using 24 VAC; Deluxe Board Diagnostics; Low Voltage Connection (6 to 25 Ton)

WSHP-SVX01E-EN 57
Installation
Controls Using 24 VAC
There are two factory thermostat
options for the dual circuited (6
through 25 ton) equipment. Low
voltage connection diagrams for
deluxe 24 volt control packages for
these thermostats mounted on 6
through 25 ton equipment sizes are
shown in Figure 63.
For controls using DC analog input/
outputs, see appropriate installation,
operation and diagnostic manuals for
connection. WSHP-IOP-2 (ZN510) and
WSHP-PRB002-EN (ZN524).
Deluxe Board Diagnostics
Three light emitting diodes (LEDs)
are provided for indicating the
operating mode of the Deluxe
Controller. The LEDs are intended to
aid in troubleshooting and for unit
maintenance. The LEDs are labeled
on the circuit board with numbers as
referenced in Ta bl e 3 4.
Figure 63. Low voltage connection (6 to 25 ton)
Deluxe Controls with
-all Heat Pump Units w/ Reheat
-all Cooling Only Units
using X13511090010 (T8511)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1TB2
24 VAC (R)
FAN (G)
COMPRESSOR 1 (Y1)
COMPRESSOR 2 (Y2)
REVERSING VALVE (0) & HUMIDISTAT
24 VAC COMMON (C) & WATER ISOLATION VA
COMPRESSOR DISABLE
COMPRESSOR DISABLE
ALARM
ALARM
ELECTRIC HEAT
ELECTRIC HEAT
HUMIDISTAT
WATER ISOLATION VALVE
3RD STAGE HEAT (W3)
NOT USED
Deluxe Controls with
-all Heat Pump Units w/ Reheat
-all Cooling Only Units
using X13511091010/X13511092010 (T7300)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1TB2
24 VAC (R)
FAN (G)
COMPRESSOR 1 (Y1)
COMPRESSOR 2 (Y2)
REVERSING VALVE (0) & HUMIDISTAT
24 VAC COMMON (X) & WATER ISOLATION VA
COMPRESSOR DISABLE
COMPRESSOR DISABLE
ALARM
ALARM
ELECTRIC HEAT
ELECTRIC HEAT
HUMIDISTAT
WATER ISOLATION VALVE
3RD STAGE HEAT (W1)
NOT USED
Deluxe Controls with
-all Heat Pump Units without Reheat
using X13511090010 (T8511)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1TB2
24 VAC (R)
FAN (G)
COMPRESSOR 1 (Y1) & WATER ISOLATION VA
COMPRESSOR 2 (Y2)
REVERSING VALVE (0) & HUMIDISTAT
24 VAC COMMON (C) & WATER ISOLATION VA
COMPRESSOR DISABLE
COMPRESSOR DISABLE
ALARM
ALARM
ELECTRIC HEAT
ELECTRIC HEAT
HUMIDISTAT
NOT USED
3RD STAGE HEAT (W3)
NOT USED
Deluxe Controls with
-all Heat Pump Units without Reheat
using X13511091010/X13511092010 (T7300)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1TB2
24 VAC (R)
FAN (G)
COMPRESSOR 1 (Y1) & WATER ISOLATION VA
COMPRESSOR 2 (Y2)
REVERSING VALVE (0) & HUMIDISTAT
24 VAC COMMON (X) & WATER ISOLATION VA
COMPRESSOR DISABLE
COMPRESSOR DISABLE
ALARM
ALARM
ELECTRIC HEAT
ELECTRIC HEAT
HUMIDISTAT
NOT USED
3RD STAGE HEAT (W1)
NOT USED
Table 34. Deluxe controller diagnostic
LEDs
Color: Green Color: Red
Controller
ModeLED1 LED2 LED3
OFF OFF OFF Control OFF
ON OFF OFF Normal/Compressor OFF
ON OFF FLASH Anti-short cycle
ON OFF ON Normal/Compressor ON
FLASH ON OFF Brownout Condition
ON FLASH ON Soft Lockout (low pressure)
ON FLASH FLASH Soft Lockout (high pressure)
ON ON ON Manual Lockout (low pressure)
ON ON FLASH Manual Lockout (high pressure)
ON FLASH OFF Manual Lockout (condensate overflow)
ON ON OFF Compressor Disable