TM 9-2520-246-34-1 Section IV. MAINTENANCE OF TRANSMISSION POWER TAKEOFFS NOTE Procedures given are for model WND-7-28 transmission power takeoff. Procedures are the same for model WN-7-28 except where noted. TOOLS: Power train rebuild tool kit, pn 7950356 SUPPLIES: Dry cleaning solvent, type II (SD-2), Fed. Spec P-D-680 White lead pigment, NSN 8010-00-290-6643 Multipurpose gear lubricating oil, GO 85/140, MIL-L-2105 Lubricating oil, ICE, OE/HDO 10, MIL-L-2104 Artillery and automotive grease, type GAA, MIL-G-10924 Safety wire, MS20995F47 Case and cover gasket Accessory drive rear output cover gasket Output shaft front bearing retainer gasket Reverse shaft gear thrust washer (2) Input shaft gear thrust washer (2) Fork rod shifter seal (2) (model WN-7-28) Fork rod shifter seal (3) (model WND-7-28) Accessory drive drive shaft seal (model WND-7-28) Output shaft oil seal Compressed air source, 30 PERSONNEL: One EQUIPMENT CONDITION: Transmission 2-24. CLEANING BEFORE DISASSEMBLY. psi max power takeoff on workbench. This paragraph gives instructions for cleaning the transmission power takeoff before disassembly. - Note and scribe transmission power takeoff case in places that have oil soaked road mud. It is not necessary to mark oil spots around gaskets or seals since the gaskets and seals will be replaced. Scrape, brush, and steam clean all dirt and road mud from the transmission power takeoff assembly. 2-290