S 014-003
(2)
Remove the retainer plate from the edge of the mat at the drain trough.
S 014-004
(3)
Loosen or remove the thresholds if it is necessary to release the mats.
C. Remove the entry and service area floor covering
S 024-005
(1)
Release the mat from the edge retainers.
S 164-006
(2)
Remove the sealant if it is necessary.
(3)
Release the mat from the tape that holds the mat to the material.
S 024-007
NOTE: Be careful to avoid damage to the waterseal.
____
S 034-010
(4) Do the steps that follow to remove the waterseal if you replace the entire area:
(a) Pull the strips of Permacel tape from the floor.
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A 737-300/400/500MAINTENANCE MANUAL
(b) Remove the fillet seal from the edges at the sidewall.
TASK 25-27-21-404-011
3. The Installation of the Entry and Service Area Floor Covering
_____________________________________________________________
A. Equipment and Materials
(1)
A00024 Adhesive, Pro-Seal 501 (BMS 5-31)
(2)
A00246 Sealant, BMS 5-95
(3)
B00316 Solvent, Aliphatic Naphtha, TT-N-95
(4)
G02453 Joint Tape, Polyurethane,Patco 809U, 4 inches wide (prefered material).
(5)
G02423 Tape, Polyurethane, 3M 8663DL, 36 inches wide (Prefered material)
(6)
G02500 Tape, polyeurethane, 3M 8663, 4 inches wide ( Prefered material)
(7)
G00157 Tape, Permacel 306, 10 MIL, 18 inches wide (optional material)
(8)
G00157 Tape, Permacel 306, 10 MIL, 3 inches wide ( optional material)
(9)
G01288 Tape, Double-back, 2 inches wide, BMS 5-133, Type II, Class 2
B. References
(1)
AMM 25-61-51/201, Escape Slide Floor Brackets - Maintenance Practices
(2)
SRM 51-20-01, Corrosion Inhibiting Compound - Cleaning/Painting
(3) AMM 53-21-11/801, Water Barrier - Approved Repairs ú (4) BAC5351 - Fabrication of Splicing Joints
C. Prepare to Install the Entry and Service Area Floor Covering
S 844-012
WARNING: SOLVENTS SHALL NOT BE APPLIED BY AIR SPRAY AND SHALL NOT BE
_______
KEPT IN OPEN CONTAINERS.
SOLVENT MATERIALS USED IN CLEANING CONTAIN TOXIC INGREDIENTS. AVOID CONTACT OF THESE MATERIALS WITH SKIN OR EYES. USE WITH ADEQUATE VENTILATION OR RESPIRATOR MASKS. WEAR PROTECTIVE GLOVES WHEN USING SOLVENTS AND CLEANERS. CONSULT APPLICABLE HEALTH AND SAFETY REGULATIONS FOR FURTHER PRECAUTIONS.
(1) Prepare the waterseal surface for the mat if the waterseal has not been removed and replaced.
(a)
Examine the waterseal for cuts, tears, abrasion or other signs of deterioration.
(b)
Repair the waterseal if it is necessary (AMM 53-21-11/801).
(c)
Clean the waterseal with oil-free gauze or cheesecloth moistened with solvent if it is necessary.
(d)
Clean the sealant from the edge retainers. Do not allow the solvent to get on the waterseal or undisturbed sealant.
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A 737-300/400/500MAINTENANCE MANUAL
SEALANT WATER SEAL FLOOR PANEL
MAT TO GALLEY TROUGH TYPE DOOR MAT DRAIN
Entry and Service Area Mat Installation
Figure 401 (Sheet 1)
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