52-30 Windshield Assembly
Refer to R66 Illustrated Parts Catalog (IPC) Figure 52-17.
A. Removal
1. Remove forward door and hinges.
NOTE
To prevent scratching windshield, a protective cover should
be taped to the inside and outside of the windshield prior to
removal.
2. Remove screws and side retainer holding windshield.
3. Reinstall hinges and doors for cabin structure support with window removed.
4. Remove screws and retainers (upper, lower, and middle) holding windshield.
5. Clean silicone sealant from retainers.
6. Clean silicone sealant from windshield for reinstallation.
B. Installation
1. Remove all old sealant from cabin, retainers and windshield.
2. Tape bottom and aft edges of windshield with A701-4 3/4” white polyvinyl chloride
tape (3M #471).
3. Install windshield and cleco retainer strips.
4. Mask windshield along edge of retainer strips with 1/2” masking tape. This will catch
silicone rubber squeeze-out on installation of retainer strips.
5. Remove retainer strips.
6. To ensure a proper seal, run a bead of B270-4 silicone rubber along entire edge of tape
line.
7. While holding windshield in place, cleco retainer strips (center, upper and lower) into
place.
8. With doors installed and closed, tighten center retainer strip first. Then tighten upper and
lower retaining strips. A second person will be required to tighten nuts inside ship.
9. When center, upper and lower retaining strips are secure, remove door and hinges for
side strip installation.
10. Install side retainer strip.
11. Reinstall hinges and door. Ensure all fasteners are tight.
12. Fill any gap between retainer and window with B270-4 silicone rubber.
13. Remove masking tape next to retainers. Be careful not to smear wet sealant.
14. Clean any sealant off windshield after it has been allowed to dry.
25 OCT 2010 R66 Maintenance Manual Chapter 52 Doors and Windows Page 52.11
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