TM 9--2350--292--20--20660 00--1AUXILIARY POWER UNIT THERMOSTATIC SWITCH REPLACEMENT (HATZ)0660 00THIS WORK PACKAGE COVERS:Removal, InstallationINITIAL SETUP:Tools and Special ToolsGeneral mechanic’s tool kit (item 1, WP 0717 00)Materials/PartsAdhesive (item 81, WP 0716 00)Marker tags (item 49, WP 0716 00)Equipment ConditionsBattery power disconnected (WP 0256 00)APU cover removed (WP 0413 00)RemovalNOTETag all electrical connections, electrical leads and thermo-static switches prior to removal to aid in installation.Where applicable, remove sealant to expose designatedelectrical terminals.1. Remove two screws (1), two lockwashers (2) and wiring harness 3W711 leads 233B (3) and GND E9 (4) fromthermostatic switch S2 (5). Retain lockwashers for installation.2. Remove two screws (6), two lockwashers (7) and wiring harness 3W711 leads 233A (8) and GND E11 (9) fromthermostatic switch S1 (10). Retain lockwashers for installation.3. Remove two thermostatic switches (5 and 10) from oil filter assembly (11).4. Inspect parts for damage and replace as required.10976678111122435
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