Dodge Ram Truck 1500-2500-3500. Manual — part 1679
5. Remove the overrunning clutch snap-ring (1).
6. Remove the spacer (4) from the overrunning clutch
(3).
7. Separate the inner and outer races (2) of the over-
running clutch (3).
8. Remove the overrunning clutch lower snap-ring.
9. Using Spring Compressor 8285 (2) and a suitable
shop press (1), compress the low/reverse piston
Belleville spring (3) and remove the split retaining
ring holding the Belleville spring into the low/re-
verse clutch retainer.
10. Remove the low/reverse clutch Belleville spring
(3) and piston from the low/reverse clutch retainer.
Use 20 psi of air pressure to remove the piston if
necessary.
CLEANING
Clean the overrunning clutch assembly, clutch cam, and low-reverse clutch retainer. Dry them with compressed air
after cleaning.
INSPECTION
Inspect condition of each clutch part after cleaning. Replace the overrunning clutch roller and spring assembly if any
rollers or springs are worn or damaged, or if the roller cage is distorted, or damaged. Replace the cam if worn,
cracked or damaged.
Replace the low-reverse clutch retainer if the clutch race, roller surface or inside diameter is scored, worn or
damaged.
21 - 648
AUTOMATIC TRANSMISSION - 45RFE/545RFE - SERVICE INFORMATION
DR/DH
ASSEMBLY
1. Check the bleed orifice to ensure that it is not
plugged or restricted.
2. Install a new seal on the low/reverse piston. Lubri-
cate the seal with Mopar
T
ATF +4, Automatic
Transmission Fluid, prior to installation.
3. Install the low/reverse piston into the low/reverse
clutch retainer.
4. Position the low/reverse piston Belleville spring (3)
on the low/reverse piston.
5. Using Spring Compressor 8285 (2) and a suitable
shop press (1), compress the low/reverse piston
Belleville spring (3) and install the split retaining
ring to hold the Belleville spring into the low/re-
verse clutch retainer.
6. Install the lower overrunning clutch snap-ring.
7. Assemble the inner and outer races (2) of the over-
running clutch (3).
8. Position the overrunning clutch spacer (4) on the
overrunning clutch (3).
9. Install the upper overrunning clutch snap-ring (1).
DR/DH
AUTOMATIC TRANSMISSION - 45RFE/545RFE - SERVICE INFORMATION
21 - 649
10. Assemble and install the low/reverse clutch pack (3, 4) into the low/reverse clutch retainer (5).
11. Install the low/reverse reaction plate (2) into the low/reverse clutch retainer (5). The reaction plate is directional
and must be installed with the flat side down.
12. Install the low/reverse clutch pack snap-ring (1). The snap-ring is selectable and should be chosen to give the
correct clutch pack clearance.
13. Measure the low/reverse clutch pack clearance and adjust as necessary. The correct clutch clearance is 1.00-
1.74 mm (0.039-0.075 in.).
14. Install the overrunning clutch (12) into the low/reverse clutch retainer (5) making sure that the index splines are
aligned with the retainer.
15. Install the overrunning clutch inner snap-ring (13).
Low/Reverse Clutch Assembly
1 - SNAP-RING (SELECT)
8 - SEAL
2 - REACTION PLATE
9 - BELLEVILLE SPRING
3 - DISC
10 - RETAINER
4 - PLATE
11 - SNAP-RING
5 - L/R CLUTCH RETAINER
12 - OVERRUNNING CLUTCH
6 - SEAL
13 - SNAP-RING
7 - PISTON
21 - 650
AUTOMATIC TRANSMISSION - 45RFE/545RFE - SERVICE INFORMATION
DR/DH
PUMP-OIL
DESCRIPTION
The oil pump (2) is located at the front of the trans-
mission inside the bell housing and behind the trans-
mission front cover.
The oil pump consists of two independent pumps.
Oil Pump Gears
1 - PUMP HOUSING
2 - DRIVE GEAR
3 - DRIVEN GEARS
DR/DH
AUTOMATIC TRANSMISSION - 45RFE/545RFE - SERVICE INFORMATION
21 - 651
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст