Instruction manual

Servicing
Pressure Board Replacement
7-18 Model 5030i SHARP Instruction Manual Thermo Fisher Scientific
4. Install the new pump by following the previous steps in reverse.
5. Perform a leak test as described in the “Preventive Maintenance”
chapter.
Figure 7–8. Replacing the Pump
Use the following procedure to replace the pressure board (Figure 7–9).
Equipment Required:
Pressure board
Philips screwdriver, #2
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.
▲
1. Turn the instrument OFF, unplug the power cord, and remove the
cover.
2. Disconnect plumbing from the pressure board assembly (Figure 7–10).
Note the plumbing connections to facilitate reconnection.
Pressure Board
Replacement
Connect to Rear Panel Elec Pump
Connect SHARP Valve
Port 1
PUMP
Connect to Rear
Panel “VACUUM”