Refrigerating Specialties Division
3
BASIC ADAPTOMODE FUNCTIONS
Fig. 2 – A4AZ
Fig. 3 – A4AS
Fig. 4 – A4AB
Fig. 5 – A4AD
Страница 1: ...C 50 F to 220 F Principles of Operation See Fig 1 The inlet pressure enters the space under the diaphragm through passage N When the force created by the pressure exceeds the force of the range spring...
Страница 2: ...g the regulator function i e not regulating However in the wide open mode the regulator will still require the 0 14 bar 2 psi minimum pressure drop When the solenoid is de energized the valve function...
Страница 3: ...Refrigerating Specialties Division 3 BASIC ADAPTOMODE FUNCTIONS Fig 2 A4AZ Fig 3 A4AS Fig 4 A4AB Fig 5 A4AD...
Страница 4: ...A Regulators General Procedure The construction of the regulator and the method of disassembly are relatively simple but some procedures must be followed to avoid damage The following describes the pr...
Страница 5: ...Port Pipe Plug 28 Adapter Body 29 Gasket Body 30 Piston Stem 31 Screw Body 32 Body 33 Throttling Plug Asm 34 Spring Closing 35 Dirt Wiper Retainer 36 Dirt Wiper 37 Seal Bottom Cap 38 Bottom Cap 39 Sc...
Страница 6: ...dular Solenoid Pilot Figs 10 and 12 This solenoid pilot may be mounted on either Pad 1 or 2 depending on the function desired see pages 2 and 3 Before working on any Fig 11 A2D2 A2D MODULAR PRESSURE P...
Страница 7: ...440 60 Yellow Red leads 0 39 0 13 1 115 50 Yellow Blue leads 1 22 0 21 1 230 50 Yellow leads 0 65 0 26 1 Other Contact Factory On transformer coil the 6 volt leads are always black Fig 12 S6A MODULAR...
Страница 8: ...t Range D make sure has 2 open ruptured or badly deformed diaphragms Diaphragm follower stuck damaged or frozen Clean or replace Install follower carefully A4AS A4AB Modular Solenoid Pressure drop acr...
Страница 9: ...lange Pipe Size Socket I D Neck O D Number 2 Pkg O D I D Flge Pkg Pipe Size Pkg No Socket Weld No 2 Pkg mm Inches Inches 2 Pkg Inches NW No Inches mm Inches mm Weld Neck Inches mm Inches mm 20 3 4 3 4...
Страница 10: ...40 3 42 4 1 61 L ADAPTER 2 A4A DN DUCTILE IRON GGG 40 3 COVER BOTTOM A4A S4A 1 5 8 to 2 1 2 DUCTILE IRON GGG 40 3 BONNET A4W DUCTILE IRON GGG 40 3 COMPONENT DESCRIPTION MATERIAL Kv VOLUME BODY 2 1 2...
