Pump Assembly Replacement; Parts & Service; Replacement Parts - Bacharach Monoxor III Operating & Maintenance Instructions

Procedure:
1. Disassemble the analyzer as follows:
a. Remove the battery cover and the batteries, uncovering one of
the cover hold-down screws.
b. Remove and set aside all four cover hold-down screws.
c. With the analyzer on its back, remove the front cover, laying it
face down to the left of the body.
d. Carefully remove the circuit board, slipping off the battery con-
nector on top, and then laying the circuit board face down in the
top cover.
2. Slip off the pump motor's electrical connector from the circuit
board.
3. Unscrew the pump's hold down clamp and remove it from the pump
(see Figure 5-4). Make note of how the pump wiring is routed.
4. Make note of how the tubing connects to the pump; then carefully
remove tubing from pump.
5. Remove the old pump and discard.
6. Install the new pump and reinstall the tubing, taking care not to
pinch or crimp the tubing. Also be sure that the pump wiring is
routed as was noted in Step 3.
7. Reassemble the analyzer.
6.0 PARTS & SERVICE

6.1 Replacement Parts

24
Monoxor III
• #1 Phillips Screwdriver
Instruction 0019-9326