Servicing
Pressure Regulator Replacement
Thermo Fisher Scientific
Model 146
i
Instruction Manual
7-49
5. Remove the chamber and replace with new chamber.
Pressure Regulator
Replacement
Use the following procedure to replace the pressure regulator (
).
Equipment Required:
Pressure regulator
Wrenches, 7/16 and 9/16-inch
1. Turn instrument OFF, unplug the power cord, and remove the cover.
2. Remove plumbing.
3. Remove fitting from bottom of the pressure regulator by holding the
assembly in place with a 9/16-inch wrench as shown in
and
loosening the pressure regulator fitting.
Figure 7-16.
Replacing the Pressure Regulator
4. Remove the pressure regulator and replace with a new unit.
5. Reconnect plumbing and check for leaks. Refer to “Leak Test and Pump
Checkout” in this chapter.
Equipment Damage
Some internal components can be damaged by small
amounts of static electricity. A properly grounded antistatic wrist strap must
be worn while handling any internal component.
Capillary
9/16-inch fitting
7/16-inch fitting
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Страница 188: ...Troubleshooting Service Locations 6 26 Model 146i Instruction Manual Thermo Fisher Scientific ...
Страница 258: ...System Description I O Components 8 16 Model 146i Instruction Manual Thermo Fisher Scientific ...
Страница 272: ...9 14 Model 146i Instruction Manual Thermo Fisher Scientific Figure 9 4 Rack Mount Option Assembly ...
Страница 273: ...Thermo Fisher Scientific Model 146i Instruction Manual 9 15 Figure 9 5 Bench Mounting ...
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Страница 275: ...Thermo Fisher Scientific Model 146i Instruction Manual 9 17 Figure 9 7 Retrofit Rack Mounting ...
Страница 276: ...Optional Equipment Mounting Options 9 18 Model 146i Instruction Manual Thermo Fisher Scientific ...