We are an Authorized distributor for Emerson Climate Technologies Flow Controls. Formerly Alco Controls.
Saturday, February 21, 2009
200RB Replacement Parts
1. Complete Kit - enclosing tube and collar body gasket, spring plunger, piston assy,
2. piston ring.
3. Enclosing Tube Kit - Enclosing tube assy, body gasket.
4. Gasket kit - Body gasket
5. Manual Stem - Manual stem assy, seal cap, gasket
6. Body.
7. Bracket adaptor.
Hot site: http://solenoids.9f.com/
Thursday, February 12, 2009
TIR, TER, THR, TMR, ZZ, TRAE, XC-726 Thermal Expansion Valve Customers
Prior to May 28, 2007 production, the power assemblies of the above models were manufactured with a yellow dichromate coating for corrosion protection. While the Cr+6 in the coating is within acceptable levels for compliance with the Restriction of Hazardous Substances (RoHS) international directive, Emerson has elected to change to a plating process completely free of Cr+6.
On May 28, 2007, production will change from the yellow dichromate coating to a silver-blue zinc plating. This plating is also in compliance with RoHS.
This change will not affect the fit, form, or function of the models, including corrosion protection. The change is detectable by the visual appearance difference noted.
Trouble shooting a TXV
Many expansion valves are returned to their manufacturers due to a perceived malfunction, but in reality the problem is in the system, not the valve. [More]
Liquid must be going to the TXV in order for the valve to work properly. If the line contains too much vapor, that could be causing the valve’s apparent malfunction.
Monday, February 09, 2009
240RA 200RB 100RB Solenoid Valves 电磁阀
240RA 9T 9M
Refrigeration solenoid valve.
MWP:500
MOPD: 300#
Fluid Temp: 250
Connections: ODF Extended
Style: Straight
Nominal liquid capacities:
R12 19.6 tons
R134a 23.6 tons
R22 30.5 tons
R407C 29.0 tons
R502 19.8 tons
R404a 21.0 tons
R410a Ask Wholesaler
Assembled in Mexico
Hot site: http://solenoids.9f.com/
Solenoid valves: Operation, selection, and application.
A full understanding of solenoid valves and some selection and installation tips will help to avoid trouble and provide an optimum application. [More]
Monday, February 02, 2009
One valve for ALL applications
The EX electrical control valve can be used in different control tasks.
The ideal mounting position of control valves is with motor downward.
- expansion valve for superheat control
- suction pressure control for capacity control
- liquid injection for desuperheating of compressor
- condensing pressure control
- hot-gas bypass control to compensate excess compressor capacity and to ensure evaporating pressure does not go below a set point.
The ideal mounting position of control valves is with motor downward.
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