4.6 Check Valve Assembly
Chapter 4: Removal, Replacement, and Adjustment Procedures
Page 4 - 18 Isolette® Infant Incubator (Model C2000) Service Manual
Replacement
CAUTION:
Always replace Nylok®
1
screws; do not reuse them. Equipment
damage could occur.
1. Install a new Nylok® screw (H) to secure the replacement check
valve assembly (J) to the shell bottom (C).
2. Connect the three hoses to the replacement check valve assembly
(J).
CAUTION:
Use caution when lowering the shell assembly in place on the shell
bottom. Ensure that no cables are pinched and that the extrusion
bumper fits properly. Failure to do so could result in equipment
damage.
3. Stand at the same end of the shell assembly (D) as the controller
assembly (A), and perform the following:
a. Remove the 12" long wooden prop from between the shell
assembly (D) and the shell bottom (C).
b. Carefully lower the shell assembly (D) in place on the shell
bottom (C).
c. Ensure that no cables are pinched between the shell assembly
(D) and the shell bottom (C).
d. Ensure that the extrusion bumper (I) fits properly between the
shell assembly (D) and the shell bottom (C).
CAUTION:
Always replace Nylok® screws; do not reuse them. Equipment damage
could occur.
4. Install four new Nylok® screws (B) to secure the shell bottom (C) to
the shell assembly (D).
5. Install the air intake microfilter cover (G) on the unit (refer to
procedure 4.19 on page 4-51).
1. Nylok® is a registered trademark of Nylok Fastener Corporation.
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