![]() 2 Outline Dimensions 3 & 4 Description of Operation 5 Maintenance and Repair 6 Graphical Symbol 7 Diagrammatic View 7 Identity Schedule 8 & 9 Exploded View 10 Part List 11 & 12 Repair Kit List 13 Full Pressure Feature 14 Assembly Sectional Views 15 & 16 Testing 17 Function 17 Pressure Range 17 Leakage 17 Flow Capacity 17 Response 17 Mechanical Detents 17 Test Setup 17 Test Diagram 18 SM-800. ![]() H-2 CONTROLAIR ® VALVE Service Information Table of Contents Page Description of Models 1 Warnings 2 Technical Data 2 Installation 2 Maintenance/Repair Recommend. H-2-EFS Controlair Valve- Valve is similar to H-2-EFX except is preloaded in “release” position and handle return spring is only effective in the first 28° of 86 degrees of handle travel. H-2-ES Controlair Valve - Valve is similar to H-2-EX except no handle return spring or friction brake in the handle travel. H-2-EFX Controlair Valve - Handle travel and valve functions are the same as H-2-EX except it is equipped with a friction brake that holds the handle in any position selected in the handle travel. The outlet pressure then increases to maximum control pressure in the remaining 32 degrees of handle travel. The “OUTLET” pressure increases from 0 to 40% of the control pressure in the first 60 degrees of handle travel. H-2-EX Controlair Valve - Handle is spring returned to “OFF” position from all other positions in the handle travel. H-2-FX Controlair Valve - Handle is equipped with a friction brake that will hold the handle in any position selected in the handle travel. The handle is held in the extreme position by a mechanical detent. H-2-LX Controlair Valve - Handle is spring returned to off position from all positions except at the maximum pressure setting. Find many great new & used options and get the best deals for AAA HE2 General Purpose 250 PSI Max Air or Gas Valve No. See notes on Identity schedule on page 9. H-2-X Controlair Valve -Handle is spring returned to the off position from all positions in the handle travel. Models There are several models with similar valve functions, but different handle operating characteristics. Handle movement from the “OFF” or release position actuates the pressure graduating portion to deliver a graduated pressure according to the value of the control spring. ![]() When the handle is in the “OFF” or release position the delivery line is connected to exhaust, except in the preloaded type Controlairs. The handle actuates the pressure-graduating portion to increase, decrease or maintain a graduated air pressure to the delivery line. Description of Models The H-2 Type Controlair Valves are handle operated 3way pressure graduating control valves. ![]()
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