RETAINER 2173655 - Caterpillar

Illustration 1 g03180378
Right side view
(1) Test port (lubrication pressure)
(2) Transmission supply pressure (broadcast on J1939) (analog signal also available through customer connector)
(3) Test port (filter inlet and SOS sample port)
(4) Test port (filter inlet and SOS sample port)
(5) Transmission supply pressure
(6) Lockup clutch pressure
(7) Test port (clutch 3 pressure)
(8) Test port (clutch 4 pressure)
(9) Test port (clutch 1 pressure)
(10) Test port (clutch 6 pressure)
(11) Test port (clutch 5 pressure)
(12) Test port (clutch 2 pressure)
Table 1
CX48-P2300 Power Train Pressures
Pressure
Taps Description Low Idle(1)
(700 RPM) High Idle(2)
(1900 RPM)
(1) Lubrication pressure 48 34 kPa (7 5 psi) 324 34 kPa (47 5 psi)
(2) Transmission supply pressure 2448 138 kPa (355 20 psi) 2896 138 kPa (420 20 psi)
(3) Filter inlet and SOS sample port 2496 207 kPa (362 30 psi) 3137 207 kPa (455 30 psi)
(4) Filter inlet and SOS sample port 2496 207 kPa (362 30 psi) 3137 207 kPa (455 30 psi)
(5) Transmission supply pressure 2448 138 kPa (355 20 psi) 2896 138 kPa (420 20 psi)
(6) Lockup clutch pressure Refer to note (3) 2206 103 kPa (320 15 psi)
(7) Clutch 3 2413 103 kPa (350 15 psi) 2758 69 kPa (400 10 psi)
(8) Clutch 4 2413 103 kPa (350 15 psi) 2413 69 kPa (350 10 psi)
(9) Clutch 1 2413 103 kPa (350 15 psi) 2758 69 kPa (400 10 psi)
(10) Clutch 6 2413 103 kPa (350 15 psi) 2758 69 kPa (400 10 psi)
(11) Clutch 5 2413 103 kPa (350 15 psi) 2758 69 kPa (400 10 psi)
(12) Clutch 2 2413 103 kPa (350 15 psi) 2758 69 kPa (400 10 psi)
(1) Specified Value at 60° C (140° F) Sump Temperature and at 700 rpm
(2) Specified Value at 60° C (140° F) Sump Temperature and at 1900 rpm
(3) Clutch pressure is not available at low speeds and should be checked at 1900 rpmThe CX48-P2300 transmission has eight forward gears and no reverse gear. The gear ratios and the clutch assignments are shown in Table 2.
Table 2
CX48-P2300 Transmission Clutch Assignments
Operation Gear Ratios CLUTCHES Transmission Output Speed at 800 RPM Input with LUC Engaged (RPM) Transmission Output Speed at 1900 RPM Input with LUC Engaged (RPM)
1 2 3 4 5 6
Stall − O O O − −
Park − O O − −
Neutral − O − −
1 Forward 3.339 O O 240 569
2 Forward 2.453 O O 326