McQuay TGZ 040A User Manual

70 TGZ 040A through TGZ 190A OMM TGZ-1
Valve SP is the minimum tower water temperature acceptable, default is 65°F.
Valve DB is the dead-band in degrees, default is 2.0°F.
SET TOWER SPs (6)
ValveStartPosition
Min = XXX% @XXX°
°°
°F
Max = XXX% @XXX°
°°
°F
The ValveStartposition is the position of the valve when the unit starts. Default for
minimum start position is 0%, and 100% for maximum position.
SET TOWER SPs (7)
Valve Control Range
Min = XXX%
Max = XXX%
Defaults are 10% minimum and 90% maximum.
SET TOWER SPs (8)
PD Control Loop
Error Gain = XX
Slope Gain = XX
Defaults are 25 for both error and slope.
TEST
The test screens are only available when the unit is in TEST mode. Using these screens,
any digital output can be controlled manually.
TEST UNIT (1)
Alarm Signal =OFF
Evap Pump 1 = OFF
Evap Pump 2 = OFF
# o f C ompre ss ors = 4 # of Co mpresso rs = 6
TEST UNIT (2) TEST UNIT (2)
Liq Line Sol #1= OFF Liq Line Sol #1= OFF
CompressorHG1 = OFF Compressor HG1 = OFF
1= OFF 3= OFF 1= OFF 3= OFF 5= OFF
# o f C ompre ss ors = 4 # of Co mpresso rs = 6
TEST UNIT (3) TEST UNIT (3)
Liq Line Sol #2=OFF Liq Line Sol #2=OFF
Compressor HG2 = OFF Compressor HG2 = OFF
2= OFF 4= OFF 2= OFF 4= OFF 6= OFF
Wate r Co o le d = O N
TEST UNIT (4)
Cond Pump 1 = OFF
Cond Pump 2 = OFF
TwrFan1=OFF Fan2=OFF

McQuay TGZ 040A Specifications

General

Brand	McQuay
Model	TGZ 040A
Category	Water Heater
Language	English