9. Install the new O-ring [item 25] (apply light amount of grease) in the
O-ring groove of Seal Plate [item 11].
10. Replace the 4 flat head screws [item 18]. Use Blue Loctite on the
mount screw threads.
11. Insert the descant bag in camera area (discard old one).
Bag not shown.
12. Replace Rear Camera Cap. Use new O-Ring [item 23]. Apply O-ring
grease. Place the wires against the back of the camera module while
tightening the Rear Camera Cap. Avoid pinching the wires.
13. Screw Rear Camera Cap [item 4] on securely. Avoid pinching O-ring.
14. If use in wet application perform a pressure test. Remove Purge Cap.
Discard old O-ring [item 23] from the back cap install new O-ring using
grease.
15. Pressurize unit by Schrader Valve [item 29] located under Purge Cap
[item 30]. Pressurize to 5 psi using dry N2. Submerge in water bath
and look closely for bubbles.
16. Recommended practice: perform dry N2 purge. Evacuate and back fill
with dry (-30 F DP) N2 Three cycles.
PTZ-550
A HD
Service - Camera Module
Replacement
Instructions Utilizing
EM15551
Kit
InterTest, Inc. • 303 Route 94 • Columbia, NJ 07832
Office: 908-496-8008 • Fax: 908-496-8004
[email protected] • www.intertest.com
®
24
A HD
