Emerson Thermo TCLE Instrucciones De Instalación

Thermo
TCLE, TJRE, TERE, TIRE, THRE
General information and technical data
• Refrigerants: see nameplate
• Evaporating Temperature Range:
a) for valves with pressure limitation (MOP): see
nameplate
b) for valves without pressure limitation:
+30° C to -45° C
• Max. Working Pressure PS: 31 bar
• Safe Working Temperature: 80° C
• Marking:
!
Safety instructions
• Read installation instruction
Failure to comply can result in device failure,
system damage or personal injury.
• It is intended for use by persons having the
appropriate knowledge and
opening any system make sure pressure in
system is brought to and
atmospheric pressure. Do
refrigerant into the atmosphere.
• Do not use on service conditions or fluids not
specifically cataloged, without prior approval of
Alco Controls.
Installation (Fig. 1)
1 Power Assembly 7 Body Flange
2 Remote Bulb
3 External Equalizer 8 Seat Gasket
Connection 9 Body Flange
4 Seal Cap 10 Cap Screws
5 Body Flange Gasket 11 Lugged Spring
6 Cage Assembly
1. Valves may be installed in any position, but
should be located as close as possible to
distributor or evaporator inlet.
T_S__65022__R05
Installation Instructions Installation Instructions
®
Expansion Valves Expansion Valves
TJRE, TERE, TIRE, THRE
2. Install line connections to valve so its flow Install line connections to valve so its flow
arrow corresponds to flow direction on flange. arrow corresponds to flow direction on flange.
On valves with solder connections remove cap On valves with solder connections remove cap
screws, power assembly, cage assembly and screws, power assembly, cage assembly and
gaskets prior to brazing. gaskets prior to brazing.
3. Assemble valve after brazing, acc Assemble valve after brazing, according to Fig
1, making sure that lugs of spring carrier line up 1, making sure that lugs of spring carrier line up
with slots inside power assembly. with slots inside power assembly.
4. Tighten Tighten
specification 35 Nm. specification 35 Nm. Overtorqueing may result
in valve body damage. in valve body damage.
5. Attach remote bulb to suction line as close to Attach remote bulb to suction line as close to
evaporator outlet as possible in a horizontal run evaporator outlet as possible in a horizontal run
and fix it, normally at the 4 or 8 o'clock and fix it, normally at the 4 or 8 o'clock
thoroughly.
position. Clean surface of suction line before. position. Clean surface of suction line before.
6. Connect one end of external Connect one end of external equalizer line (OD
= 6 mm = ¼ inch) to valve. Connect other end = 6 mm = ¼ inch) to valve. Connect other end
to suction line slightly downstream from remote to suction line slightl
skill. Before
bulb location and position it so that it cannot bulb location and position it so that it cannot
syphon oil from the suction line. syphon oil from the suction line.
remains at
7. Check for leaks, sufficient system refrigerant Check for leaks, sufficient system refrigerant
not leak any
and be sure no flash gas is present. and be sure no flash gas is present.
Superheat Adjustment Superheat Adjustment (Fig. 2)
ALCO Thermo ALCO Thermo
preset for optimum superheat settings. This setting preset for optimum superheat settings. This setting
should be modified only if absolutely necessary. The should be modified only if absolutely necessary. The
readjustment should be at the lowest expected readjustment should be at the lowest expected
evaporating temperature: evaporating temperature:
Gasket
1. Remove seal cap (1) on side of valve. Remove seal cap (1) on side of valve.
2. Turn adjusting stem clockwise to i Turn adjusting stem clockwise to increase
superheat and counter-clockwise to decrease it. superheat and counter
Allen key X 99999 (2). Allen key X 99999 (2).
3. Reinstall seal cap. Wait 20 minutes before Reinstall seal cap. Wait 20 minutes before
Carrier
further adjustments. further adjustments.
4. If refrigerant escapes use allen key X99999 (3) If refrigerant escapes use allen key X99999 (3)
to fix spindle gasket. to fix spindle gasket.
Replacement for 04 placement for 04
Emerson Climate Technologies GmbH Emerson Climate Technologies GmbH
GB
Holzhauser Str. 180 - D-13509 Berlin
www.emersonclimate.eu
cap cap screws screws evenly evenly to to torque torque
® -Expansion Valves are factory
Date: 20.06.2013
13509 Berlin
Germany
Pressure Pressure Evaporating temperature °C
Valve Refri- changes changes +10
0
Series gerant per turn per turn Static superheat changes
(bar) (bar) per turn of stem (K)
R 134a 0,05 0,05 0,4 0,5
R 22 0,05 0,05 0,3 0,3
TCLE R 404A 0,05 0,05 0,2 0,3
R 407C 0,05 0,05 0,2 0,3
R 507 0,05 0,05 0,2 0,3
TJRE R 134a 0,038 0,038 0,3 0,4
TERE, R 22 0,038 0,038 0,2 0,3
TIRE, R 404A 0,038 0,038 0,2 0,2
THRE R 407C 0,038 0,038 0,2 0,2
R 507 0,038 0,038 0,2 0,2
Note
1. Foreign particles in Thermo particles in Thermo ®
diaphragm failure, flooding or starving. Use of diaphragm failure, flooding or starving. Use of
an ALCO Filter Drier is strongly recommended. an ALCO Filter Drier is strongly recommended.
2. Protect valve against excessive vibrations as it Protect valve against excessive vibrations as it
may result in bulb tubing breaking. may result in bulb tubing breaking.
Leakage test:
After completion of installation, a test pressure must After completion of instal
be carried out as follows: be carried out as follows:
- According to EN378 for systems which must According to EN378 for systems which must
comply with European pressure equipment directive comply with European pressure equipment directive
97/23/EC
- To maximum working pressure of system for other To maximum working pressure of system for other
applications
Warning:
- Failure to do so could Failure to do so could result in loss of refrigerant
and personal injury. and personal injury.
- The pressure test must be conducted by skilled The pressure test must be conducted by skilled
persons with due respect regarding the danger persons with due respect regarding the danger
related to pressure.
-10 -20 -30 -40
0,6 0,9
0,4 0,5 0,7 1,0
0,3 0,4 0,6 0,8
0,4 0,6
0,3 0,4 0,5 0,7
0,5 0,7
0,3 0,4 0,5 0,7
0,3 0,3 0,5 0,6
0,3 0,4
0,2 0,3 0,4 0,5
-Valve may cause
PCN 862157