Refrigerant Cycle Diagram; Tc1, Tc2 And Tcj Sensor Position On Dx Coil - Toshiba Carrier TCB-IFDMR01UP-UL Service Manual

4. REFRIGERANT CYCLE DIAGRAM

4-1. TC1, TC2 and TCJ sensor position on DX COIL

Gas pipe
PMV: Pulse
Dx-valve kit
Motor Valve
Strainer
Brazing
Heat insulator
Liquid pipe
*1
Example TA / TF sensor position
1. Fresh Air Only
AHU
Dx coil
TA sensor
Fresh
position
Air
3. Outdoor Air (Fresh Air) mixed with Return Air by Heat Recovery Exchanger
Fan Return
Exhaust
Air
Fresh
Air
Heat Recovery
Exchanger
*1: TF sensor can only be used with SMMS-u.
Capillary Tube
Max
16'5" (5 m)
Distributor
TCJ Ø15/64" (6 mm)
2" (50 mm) ± 1" (25 mm) from the end plate
TC2 Ø15/64" (6 mm)
(Brazing)
Dx-valve kit: 1 set
Supply
Air
TF sensor
position
Fan Supply
AHU
Dx coil Fan Supply
TA sensor
position
AHU
(Brazing)
DX COIL type: Normal
2. Outdoor Air (Fresh Air) mixed with Return Air
AHU
Fresh
Air
Return TA sensor
position
Air
Return
Air
Supply
Air
TF sensor
position
- 17 -
Header
TC1 Ø5/32" (4 mm)
(Brazing)
Supply
Air
TF sensor
position
Fan Supply
Dx coil