Servicing
Pressure Transducer Replacement (Photometer option)
Thermo Fisher Scientific
Model 146
i
Instruction Manual
7-39
Philips screwdriver
1. Turn instrument OFF, unplug the power cord, and remove the cover.
2. Unplug the solenoid electrical cable.
3. Disconnect all lines from defective solenoid.
4. Remove the solenoid and replace with the new solenoid.
5. Reconnect the electrical connection and the lines.
6. Check for leaks after replacing any solenoid. Refer to “Leak Test and
Pump Checkout” in this chapter.
Pressure Transducer
Replacement
(Photometer option)
Use the following procedure to replace the pressure transducer. Refer to
to locate the pressure transducer within
the instrument, and refer to
if you
need the pressure transducer part number.
Equipment Required:
Pressure transducer assembly
Philips screwdriver, short
1. Turn instrument OFF, unplug the power cord, and remove the cover.
2. Disconnect plumbing from the pressure transducer assembly. Note the
plumbing connections to facilitate reconnection.
3. Disconnect the pressure transducer PRESS connector from the
measurement interface board.
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.
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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 ...
Страница 274: ...9 16 Model 146i Instruction Manual Thermo Fisher Scientific Figure 9 6 EIA Rack Mounting ...
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 ...