TM 9-2815-225-34&P 3-13. MOUNTING ENGINE ON MAINTENANCE STAND (Contd) LOCATION/ITEM ACTION REMARKS e.  Component Removal (Contd) 26. Water shutoff valves and Remove. Refer to TM 9-2320-273-20 or hoses TM 9-2320-283-20. 27. Water filter and bracket Remove. Refer to TM 9-2320-273-20 or TM 9-2320-283-20. NOTE Perform steps 28 and 29 for M915/Big Cam I only. Perform step 30 for M915A1/Big Cam III only. 28. Eight screws (55), lock- Remove from cylinder heads (51) Discard lockwashers (54). washers (54), and four and exhaust manifold (52). lockplates (53) 29. Four screws (56), lockplates Remove from cylinder heads (51) Assistant will help hold exhaust (57), two damps (58), and and six dowels (37). manifold (52) during removal.  Do exhaust manifold (52) not separate manifolds. 30. Twelve captive washer Remove from cylinder heads (51). Assistant will help hold exhaust screws (59) and exhaust manifold (50) during removal.  Do manifold (50) not separate manifolds and spacer inserts (61). 31. Six gaskets (60) Remove from cylinder heads (51) Discard gaskets (60). or exhaust manifold (52) or (50). 32. Air compressor cooling tube Remove. Refer to TM 9-2320-273-20 or TM 9-2320-283-20. 33. Water transfer tube and Remove. Refer to TM 9-2320-273-20 or bracket TM 9-2320-283-20. 34. Fan clutch air valve and Remove. Refer to TM 9-2320-273-20 or air lines TM 9-2320-283-20. 35. Thermostat and thermostat Remove. Refer to TM 9-2320-273-20 or housing TM 9-2320-283-20. 36. Water manifolds Remove. Refer to TM 9-2320-273-20 or TM 9-2320-283-20. 37. Lower water transfer tube Remove. Refer to TM 9-2320-273-20 or TM 9-2320-283-20. 38. Engine oil filter elements Remove and discard. Refer to TM 9-2320-273-20 or TM 9-2320-283-20. 3-18