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Agilent Technologies G4315A, Installation Manual, Page: 1 / 30

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Agilent Technologies

Valve Box and Valve
Accessories G4315A, G4316A, G4317A

Installation Guide

The G4315A, G4316A, and G4317A accessories consist of 
separate kits depending on the custom configuration ordered. 
These kits may include one or more of the following:

•

Heated valve box kit

•

Valve hardware installation kit

•

Valve(s)

Table 1

 and 

Figure 1

 list and show the contents of the heated 

valve box kit.

Table 1

Heated valve box kit contents

Description

G4315A
G4316A

G4317A

Screw, M4 x 12 mm, Torx T-20

2

2

Screw, M4, Torx T-20, chrome-plated

4

4

Nut plate

2

2

Valve box, 1 heated zone

1

Valve box, 2 heated zones

1

≾ࠊো

Summary of Contents for G4315A

Page 1: ...red These kits may include one or more of the following Heated valve box kit Valve hardware installation kit Valve s Table 1 and Figure 1 list and show the contents of the heated valve box kit Table 1 Heated valve box kit contents Description G4315A G4316A G4317A Screw M4 x 12 mm Torx T 20 2 2 Screw M4 Torx T 20 chrome plated 4 4 Nut plate 2 2 Valve box 1 heated zone 1 Valve box 2 heated zones 1 ࠊ...

Page 2: ...nts Screws Hex wrenches Standoffs Nut plates Valve box with actuator s Solenoid s with air tubes Heater sensor wiring 1 or 2 G4316A NOTE The solenoids and valve actuators are assembled and tested at the factory Do not disassemble them or break any electrical or air connections ...

Page 3: ...ch 1 Screw M3 x 8 mm 2 1 Screw M3 x 30 mm chrome plated 2 1 Label 1 1 Screw thread cutting 4 Screw M4 x 12 mm Torx T 20 4 Fitting column bulkhead 1 4 Nut 5 16 inch 1 4 Restrictor bracket 1 1 16 inch SS tube 102 mm long 1 1 1 16 inch SS tube 203 mm long 1 1 16 inch SS tube 360 mm long 1 2 1 16 inch SS tube 400 mm long 1 1 1 16 inch SS tube 560 mm long 1 5 1 8 inch nut and ferrule set 1 1 Filter uni...

Page 4: ...Kit G2739A liquid sample valve Figure 3 Kit G2740A gas sample valve Tubing Nut and ferrule set Screws Restrictor bracket Metering valve Nut Tubing Reducer restrictor Nut and ferrule set Actuator Screws Filter Column bulkhead fittings Nuts limiter union ...

Page 5: ...Installation Guide Valve Box and Valve 5 Tools needed Torx T 10 and T 20 drivers Flat blade screwdriver Needle nose pliers 3 mm hex key wrench ...

Page 6: ...e tabs on the nut plate into the oven cutouts so that the screws rest on the bottom of the T Repeat on the right side of the oven Tighten the screws WARNING The oven inlet and detector may be very hot Before proceeding turn off the oven and all other heated zones and let them cool down Harmful gases may be present Hydrogen if used can present an explosion hazard Before proceeding turn off all supp...

Page 7: ...lip the notches holding the rectangular cover plate on top of the oven with diagonal cutters see Figure 6 Hold the cutters with the flat face to the outside to remove as much of the nibs as possible Remove the plate Figure 5 Attach the nut plates ...

Page 8: ...gure 6 Do not tighten 5 Place the valve box on the oven top and move it to the rear so that it slides under the screw 6 Install another screw at the front of the box see Figure 6 Tighten both screws Figure 6 Valve box location Install screw Cover plate Step 4 Install screw Step 6 ...

Page 9: ... it you must remove the right side panel 1 Attach the solenoid assembly to the main board 2 Place the tubing and cables in the slots in the chassis just above the solenoids WARNING Removing the side panel exposes dangerous voltages Turn the instrument off and disconnect it from its power source before proceeding Table 3 2 8 connector location 2 8 connector ...

Page 10: ...0 Installation Guide Valve Box and Valve 3 Uncoil the air supply tubing and pass it through the hole in the back of the GC as shown in Figure 7 Figure 7 Valve actuator air tubing Valve air supply tubing ...

Page 11: ...the solenoid closest to the front of the GC Valve 2 controls the next one etc If you ever need to remove a connector from the bracket press the locking tabs on the side and pull the connector down To insert a connector push it up into a bracket hole until it locks A1 V1 V2 V3 V4 A2 To front of GC 2 x 8 connector on main board Bracket with connectors Air fittings to actuators Solenoids up to 4 ...

Page 12: ...driver If this is the last valve to be installed in the heated zone make sure the screws that secure the heater block to the lower valve box are tight WARNING Do not install a liquid sampling valve LSV in the valve box if you plan to heat the box above 75 C Heating an LSV over 75 C can cause a leak and subsequent explosion Liquid sampling valves should be mounted in the side location to avoid pote...

Page 13: ...ounterclockwise until the pin touches the valve stop OFF position 4 Use the tubing and fittings in the hardware installation kit to plumb the valves See Common Valve Configurations on page 19 Figure 9 Installing the valve Figure 10 Index pin and stops Tighten these screws Valve stop OFF position Valve rotor index pin ...

Page 14: ...miting hole see Figure 11 Four port valves place the pin in the 90 hole Six port valves place the pin in the 60 hole Ten port valves place the pin in the 60 hole with the tubular 36 actuator limiter on the pin 3 For each actuator loosen the link arm lockscrew in the barrel of the shaft that links the valve and actuator about 1 4 turn see Figure 12 You may have to apply significant pressure Figure ...

Page 15: ...he upper valve box Place the upper box on top of the lower valve assembly routing the heater sensor wires through the cutouts Secure with two T 20 Torx screws 6 For each actuator push the coupling shaft assembly downward with a flat blade screwdriver until the slot on the coupling engages the valve rotor index pin Figure 12 Loosening the lockscrew Figure 13 Setting the coupling shaft Hex key wrenc...

Page 16: ...make a connection push the tubing down into the connector as far as it will go To remove a tube from a solenoid connector press down on the plastic insert in the connector and pull the tubing straight up NOTE If the coupling and valve do not engage check that both are fully counterclockwise and try again If necessary turn the shaft slightly to engage the coupling Figure 14 Turning the valve off Tu...

Page 17: ...ve 1 through 4 if you used the default wiring scheme you can arrange your valves in the valve box as you wish Which driver controls which valve depends entirely on how you choose to plumb the actuators To valve box Top view Air fittings to valve actuators Solenoids up to 4 To front of GC ...

Page 18: ...55 psi High purity is not required a clean house air supply is adequate 5 Turn on the air supply to the solenoid valves 6 Use a flat head screwdriver to turn each valve ON and OFF Ensure that each valve is physically in the OFF position full counterclockwise 7 Use the 3 mm hex key wrench to tighten the link arm lockscrew by rotating it clockwise until very tight NOTE If your detector also uses air...

Page 19: ...mmonly used valve configurations Figure 15 Valve configuration legend Arrows indicate the direction of flow Loops have a specified volume Jumper volume is not specified Adjustable Restrictor valves are used to adjust the pressure drop e g to balance flow Fixed non adjustable restrictors Union Fitting Column ...

Page 20: ...t Connect the free end of the tubing to the valve The best way to cut narrow tubing is with a tubing cutter designed for this task If some other cutter is used check The tubing bore is not restricted at the cut end The cut is at right angles to the tubing There are no burrs that might interfere with connections Avoid kinks in the tubing Carrier Column or 2nd valve Loop In Out Sample OFF Load ON In...

Page 21: ...mn 2 Carrier Adjustable restrictor valve OFF Detector or valve Column 1 Column 2 ON Column isolation Temperature limited to 235 C by micrometering needle valves Stream 1 ln Vent Stream 2 ln to GSV Sample in OFF ON Two stream selection requires gas sampling ...

Page 22: ...22 Installation Guide Valve Box and Valve Column Carrier Detector OFF ON Precolumn 1st Carrier 2nd Carrier Vent Detector Column OFF ON Backflush to detector Backflush a precolumn to vent ...

Page 23: ...ation Guide Valve Box and Valve 23 Column 1 From flow controller injection port or GSV Column 2 OFF ON Column selection unused column isolated Column 1 Carrier Detector Column 2 OFF Carrier ON Sequence reverse ...

Page 24: ...d Valve Column Detector or 2nd Valve 1st Carrier Precolumn Vent In Loop 2nd Carrier OFF ON Sample Out Gas sampling with backflush of precolumn to vent Column 1 Carrier Detector Column 2 OFF ON Sequence reverse with backflush of column 1 ...

Page 25: ...nd Valve 25 Column Carrier Out Sample In Loop OFF ON or 2nd valve Gas sampling with backflush to detector Out In Sample 2 Carrier Loop 2 Out In Sample 1 Loop 1 Detector or 2nd Valve OFF ON Gas sampling of alternate streams Detector ...

Page 26: ...ve Box and Valve Gas sampling with sequence reverse Gas sampling with sequence reverse and backflush of column 1 Column 2 Carrier Out In Sample Loop Column 1 OFF ON Column 2 Carrier Out In Sample Column 1 Detector or 2nd valve ...

Page 27: ...Installation Guide Valve Box and Valve 27 Column 2 Column 1 Vent Detector or 2nd Valve OFF ON Carrier 1 Carrier 2 Column selection with backflush to vent Carrier OFF ON Liquid sampling ...

Page 28: ...ample and column isolation Column 1 Carrier Loop Sample In Out Column 2 Adjustable Restrictor valve Detector OFF OFF Column 1 Column 2 Detector OFF Adjustable Restrictor valve OFF Carrier Sample In Out Loop Gas sample backflush and column isolation ...

Page 29: ...Installation Guide Valve Box and Valve 29 ...

Page 30: ...ghai 200131 P R China Safety Notices CAUTION A CAUTION notice denotes a hazard It calls attention to an operating procedure practice or the like that if not correctly performed or adhered to could result in damage to the product or loss of important data Do not proceed beyond a CAUTION notice until the indicated conditions are fully understood and met WARNING A WARNING notice denotes a hazard It c...

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