TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
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Change 1 2-1805 TM 9-2320-366-20-2 PRESSURE TEST (1) Remove front and intermediate propeller shafts (para 9-2). (2) Position drain pan under pressure tap. (3) Remove pressure tap plug and preformed packing from clutch pressure tap indicated by the sub code. Refer to Table 2-45. Clutch Pressure Tap. (4) Connect tube to boss adapter, hose, and pipe to tube adapter to clutch pressure tap. (5) Perform STE/ICE-R test #50 (TM 9-4910- 571-12&P). (6) Start engine (TM 9-2320-366-10-1). (7) Make shift indicated by sub code. Refer to Table 2-45. Clutch Pressure Tap. (8) Accelerate engine until WTEC III TPSS displays desired range. Refer to Table 2-45. Clutch Pressure Tap. (9) Maintain sufficient engine speed to keep desired transmission range while assistant notes reading on STE/ICE-R. (10) Let engine return to idle. (11) Shift transmission into neutral (TM 9- 2320-366-10-1). (12) Shut down engine (TM 9-2320-366-10-1). (13) If one or more of clutches failed to indicate proper pressure, notify DS Maintenance. (14) If all clutches indicate proper pressure, replace WTEC III transmission ECU (para 8-7). (15) Remove pipe to tube adapter, hose, and tube to boss adapter from clutch pressure tap. (16) Position preformed packing and pressure tap plug in control valve module. (17) Tighten pressure tap plug to 84-120 lb-in. (9-14 N·m). (18) Remove drain pan under pressure tap. (19) Install front and intermediate propeller shafts (para 9-2). (20) Clear diagnostic codes (para 8-5). Sub Code Sub Code Meaning Pressure at Clutch(s) Pressure Readings at Taps 11 22 33 44 55 66 77 00 L Range Test 1 Range Test 2 Range Test 3 Range Test 4 Range Test 5 Range Test 6 Range Test R Range Test C3 & C6 C1 & C5 C1 & C4 C1 & C3 C1 & C2 C2 & C3 C2 & C4 C3 & C5 215-334 psi (1480-2300 kPa) 215-305 psi (1480-2100 kPa) 142-203 psi (980-1400 kPa) 142-203 psi (980-1400 kPa) 142-203 psi (980-1400 kPa) 128-189 psi (880-1300 kPa) 128-189 psi (880-1300 kPa) 215-276 psi (1480-1900 kPa) Table 2-45. Clutch Pressure Tap