Figure 7-11. Replacing The Pump; Pressure Transducer Replacement - Thermo Scientific 48i Instruction Manual

Pressure Transducer
Replacement
Thermo Fisher Scientific
2. Disconnect the pump power cable from the AC PUMP connector on
the measurement interface board.
3. Remove both lines from the pump.
4. Loosen the four captive screws holding the pump bracket to the shock
mounts and remove the pump assembly and from the shock mounts.
5. Install the new pump by following the previous steps in reverse.
6. Perform a leak test as described in the
chapter.
Pump
Pump Bracket
Pump Mounting Screws (2)
(Bottom)
Figure 7–11. Replacing the Pump
Use the following procedure to replace the pressure transducer
12).
Equipment Required:
Pressure transducer
Philips screwdriver, #2
Equipment Damage Some internal components can be damaged by small
amounts of static electricity. A properly ground antistatic wrist strap must
be worn while handling any internal component.
1. Turn instrument OFF, unplug the power cord, and remove the cover.

Pressure Transducer Replacement

"Preventive Maintenance"
Captive Screws (4)
Shock Mounts (4))
Floor Plate
▲
Model 48i Trace Level-Enhanced Instruction Manual
Servicing
(Figure 7–
7-21