TM 9--2350--292--20--2M3 AIR HEATER REPAIR -- CONTINUED0708 00InstallationNOTEMake sure screws are tightened sufficiently to cause ex-ternal tooth lockwasher to cut through paint to make elec-trical contact. Removal of paint and primer at interfacemounting surface is acceptable to achieve proper compo-nent ground.1. Install M3 air heater (2) on vehicle with four screws (6) and four new lockwashers (7).2. Connect two hoses (4) to two adapters (5) on M3 air heater (2) with two new hose clamps (3).3. Connect wiring harness 4W306 connector P3 (1) to wire 419 at M3 air heater (2).Figure 3784352534176NOTEFOLLOW--ON MAINTENANCE:Connect battery power (WP 0256 00)END OF TASK0708 00--3/4 blank
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