25-23 Back Rest Cushion Replacement (continued)
B. Aft Left and Right Back Rest
1. Refer to Figure 25-1. Remove back rest assembly per Section 25-22.
2. Drill out rivets securing back rest cushion to seat back panel and deburr holes.
Remove cushion.
3. Center and straighten new cushion on seat back panel. Match drill seat back panel
#30 holes through cushion panel and deburr. Clean up debris.
4. Attach back rest cushion to seat back panel with rivets.
5. Install back rest assembly per Section 25-22.
25-30 Carpet
Refer to R66 Illustrated Parts Catalog (IPC) Figure 25-15.
A. Forward (Floor) Carpet Assembly Removal
1. Refer to Figure 25-2. Remove adjustable and/or removable pedals, as required.
2. Remove hardware securing scuff plates (and carpet) to cabin floor. Detach carpet from
floor via hook and loop tape (Velcro).
B. Forward (Floor) Carpet Assembly Installation
1. Refer to Figure 25-2. Attach carpet to floor via hook and loop tape (Velcro).
2. Install scuff plates; install B392-3 left-side cover (may be installed when pedals are
removed), as required.
3. Install adjustable and/or removable pedals, as required.
C. Aft (Floor) Carpet Assembly Removal and Installation
1. Refer to Figure 25-2. Attach or detach carpet to and from floor via hook and loop tape
(Velcro).
D. Carpet and Liner
CAUTION
Use caution when removing adhered carpet if carpet is intended
for reuse.
1. Removal
a. Starting at corners, gently peel back carpet by hand, or with plastic wedge or putty
knife.
b. Dampen old adhesive with Dupont Prep-Sol (or equivalent) to facilitate removal.
2. Installation
a. Verify proper carpet fit. Trim as required (do not trim carpet welt).
b. Apply B270-8 adhesive to bonding surface and carpet backing. Press carpet to
surface, smooth wrinkles, and remove excess adhesive prior to curing.
SEP 2012 R66 Maintenance Manual Chapter 25 Furnishings Page 25.7