TM10-3930-660-34 15-3.  24V BEATER ASSEMBLY - REPAIR This task covers: a. Disassembly b. Cleaning c. Inspection d. Assembly Initial Setup Tools Tool Kit, Auto Mechanics Equipment Condition 24V heater assembly removed, TM10-3930-660-20. DISASSEMBLY 1. REMOVE SCREWS (1) AND COVER (2), WITH TWO FAN BLADES (3) AND MOTORS (4). 2. REMOVE HEATER CORE (5). 3. IF NECESSARY, REMOVE TWO FITTINGS (6). 4. REMOVE FAN ASSEMBLIES AND REMOVE BLADES (3) FROM MOTORS (4). CLEANING 1. WIPE DUST OR OTHER DEPOSITS FROM BLADES OF FANS (3). 2. CLEAN HEATER COIL (4) USING A BRUSH OR LOW PRESSURE COMPRESSED AIR. INSPECTION . CHECK HEATER COIL (5) FOR KINKS OR FOR SIGNS OF LEAKING. REPLACE LEAKING OR DAMAGED HEATER COIL (5). 2. CHECK FOR LOOSE OR BENT FAN BLADES (3). 3. CHECK MOTORS (4) FOR BAD WIRING CONNECTIONS OR WORN INSULATION ASSEMBLY 1. IF REMOVED, INSTAL FITTINGS (6) 2. INSTALL BLADES (3) ON MOTORS (4) AND INSTALL FAN assemblies in cover (2) 3. INSTALL HEATER COIL (5). 4. INSTALL COVER (2) AND ATTACHING SCREWS (1). 15-2