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ReliaTel Test Mode
Table 18. CV Test modes 27 ½ - 50 Ton with Reheat
TEST
STEP
MODE
FAN
MINIMUM
VENTILA
1
ON
TION
ECONOMI
2
ZER TEST
ON
OPEN
COOL
3
ON
STAGE 1
COOL
4
ON
STAGE 2
COOL
5
ON
STAGE 3
HEAT
6
ON
STAGE 1
HEAT
7
ON
STAGE 2
8
REHEAT
ON
9
Reset
* With Optional Feature
1. The exhaust fan will turn on anytime the economizer damper position is equal to or greater than the exhaust fan setpoint. It will not turn off until the
economizer damper position is at Exhaust Enable Setpoint - 10% or lower.
2. The condenser fans will operate any time a compressor is ON providing the outdoor air temperatures are within normal operating range.
3. 27.5-35 ton units have 2 stages of mechanical cooling. Both compressors run during cool stage 2.
4. The reheat pumpout output will be energized whenever the reheat circuit (circuit 2 for 40-50T) is energized for Cooling operation.
Steps for optional accessories and modes not present in unit will be skipped.
54
POWER
EXH
EXH
FAN
ECON
DAMPER
*
*
*
COMP 1 COMP 2
(1)
Min
OFF
MIN
OFF
100%
ON
100%
OFF
Min
OFF
MIN
ON(2)
Min
OFF
MIN
OFF(3)
Min
OFF
MIN
ON(2)
Min
OFF
MIN
OFF
Min
OFF
MIN
OFF
Min
OFF
MIN
ON(2)
HEAT
HEAT
MOD
1*
2*
HEAT*
OFF
OFF
OFF
0%
OFF
OFF
OFF
0%
OFF
OFF
OFF
0%
ON
OFF
OFF
0%
(2)(3)
ON(2)
OFF
OFF
0%
OFF
ON
OFF
50%
OFF
ON
ON
100%
ON(2)
OFF
OFF
0%
COOL
REHEAT
VALVE
REHEAT
PUMP
*
VALVE*
OUT*
100%
0%
OFF
100%
0%
OFF
100%
0%
OFF
100%
0%
ON(4)
100%
0%
ON(4)
100%
0%
OFF
100%
0%
OFF
50%
50%
OFF
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