TASK 30-71-04-400-801
3. Waste Tank Rinse Fitting Heater Installation
(Figure 401)
A. General
(1) This task gives instructions to install the Waste Tank Rinse Fitting Heater.
B. References
Reference Title
12-17-01-610-801 Waste Tank Servicing (P/B 301)
25-52-20-400-801 Waste Tank Enclosure Panel - Installation (P/B 401)
C. Consumable Materials
Reference Description Specification
A00870 Adhesive - Urethane Adhesive for Bonding, 2
Part, Room Temp Cure (for automatic
blending)
BMS5-105 Type II
B00083 Solvent - VM&P Naphthas TT-N-95 Type II, ASTM
D-3735 Type III
G01012 Compound - Carbon Dioxide, Solid (Dry Ice -
Any Commercial Grade)
G02319 Spray - Freeze - Miller-Stephenson MS-242N
G02320 Ice - Crushed
D. Location Zones
Zone Area
143 Area Below Aft Cargo Compartment - Left
E. Access Panels
Number Name/Location
146AR Water Service Door
822 Aft Cargo Door
F. Waste Tank Rinse Fitting Heater Installation
SUBTASK 30-71-04-420-001
(1) Install the rinse fitting heater [2] on the service panel rinse fitting.
(a) Torque the rinse fitting heater [2] to 300 in-lb (34 N·m) to 350 in-lb (40 N·m).
SUBTASK 30-71-04-160-001
(2) Prepare the pan surface for attaching the rinse fitting heater thermostat [3].
(a) Remove all remaining adhesive.
(b) Wipe the pan surface with solvent, B00083.
SUBTASK 30-71-04-390-001
(3) Install the rinse rinse fitting heater thermostat [3] to the pan surface.
NOTE: Make sure that you do not install the rinse fitting heater thermostat on a rivet or other
fastener.
(a) If the temperature is less than 65°F (18°C), heat the pan surface.
NOTE: At 65°F (18°C), the handling time for the adhesive is 3 hours, full cure time is 24
hours. At 140°F (60°C)(maximum), the handling time is 20 minutes, full cure time
is 2 hours.
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
30-71-04
Page 404
D633A101-ILF Feb 15/2017
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
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