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80174964
Edition 1
October 2005
Starter Relay Valve
RR250-F30
Installation and
Maintenance Information
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Summary of Contents for Ingersoll-Rand RR250-F30
- Page 1 80174964 Edition 1 October 2005 Starter Relay Valve RR250-F30 Installation and Maintenance Information Save These Instructions...
- Page 2 The Relay Valve must be connected with two flanges SAE 3000 - DN 2” 1/2. NOTICE The use of other than genuine Ingersoll-Rand replacement parts may result in safety hazards, decreased starter relay valve performance and increased maintenance and will invalidate all warranties.
- Page 3 Specifications ILLUSTRATION REQUIRED (Dwg. 80183411) 2-1/2” RR250-F30 - Order part number 16675845 Max. Inlet Pressure 30 Bar 435 psi Max. Outlet Pressure 10 Bar 145 psi Max. Flow 3400 scfm 1600 dm Max. Temperature 80°C 176°F Min. Temperature -25°C -13°F...
- Page 4 Description The RR250-F30 includes valve and regulator functions. The Slave regulator using the pressure signal on top of the diaphragm will force the piston off its seat. That allows air to The RR250 is made of three main components: flow into control chamber below the diaphragm, through the 1.
- Page 5 Operation Clockwise rotation of screw (1) will open the seat in the master regulator and will increase the pressure between the master regulator and solenoid valve (4). Do not try to exceed 11 bar or 160 psig. The pressure you adjust at the slave regulator will be slightly higher than the working pressure at the starter.
- Page 6 Housing 38747788 Adapter 38754933 Set Screw 80172745 Piston Kit 38750956 Ring 38749990 (For RR250-F30) Bottom Cover 38747796 Stem - Item no. 5 Bottom Cover Screw (8) 38632121 Plate - Item no. 12 Plug 38648192 Piston Assembly - Item no. 13...
- Page 7 Maintenance Disassembly of Relay Valve Assembly of Relay Valve 1. Remove screws (1). Remove cover (2) and Apply Parker O-Lube grease to O-rings (11), (14), and (17), diaphragm (3). and spring (16). 2. WARNING: Bottom cover (18) is spring-loaded. Clamp relay valve in arbor press before removing Clean with isopropyl alcohol and apply Loctite®...
- Page 8 Ingersoll-Rand © 2005 Company...
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