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Instruction 24-9351
6.9 Replacing the Pump Assembly
Replace the Pump Assembly if it is found to be defective.
Equipment Required:
• Small Flat Blade Screw Driver
• No. 1 Phillips Screw Driver
• Pump Assembly (Refer to Section 8.0)
Procedure:
1. Remove the analyzer’s rear case and lay it aside (refer to Section 6.2).
2. Remove the two self tapping Phillips screws holding the Pump Assem-
bly (See Figure 6-1).
3. Unplug the pump connector from the printed circuit board; slide off
the two hoses from the pump noting their orientation; then remove
the entire assembly.
4. Install the new assembly and reassemble the analyzer in the reverse
order of disassembly.
6-12
Maintenance