F510 & F525 Transmission – ASSEMBLE VARIABLE DISPLACEMENT PUMP

1. For PA420A/PA540A-AS01 and AS02, install O-ring (E).
2. Install O-ring (D).
3. Install spring (C).
IMPORTANT: When installing cylinder assembly, hold pistons to prevent them from falling from pump housing. Damage to pistons may result.
4. Install cylinder assembly (B) and circlip (A).
A—Circlip
B—CylinderC—CylinderD—O-Ring
E—O-Ring Assembly Spring

5. Install charge pump housing (B).
6. Install outer (E) and inner (D) rotors with rotor dots (F) towards cover.
7. Install plate (C).
8. Install cover (A). Tighten in sequence shown to initial torque of 18 N·m (159 lb-in.). The continue in sequence in 3 N·m (26.6 lb-in.) increments to final torque specifications.

SPECIFICATIONS
Final Cover Torque . . . . . . . . . . . . . . . . . . . . 25.5 N·m (225 lb-in.)
Short Cap Screw Torque . . . . . . . . . . . . . . . . . . 20 N·m (177 lb-in.)
A—Pump Cover
B—Charge Pump Housing
C—Pump Plate
D—Inner Rotor
E—Outer Rotor
F—Rotor Dots

9. Install oil lines (A) and for PA420A/PA540A-AS00 and BS00, install oil line (B). Tighten to specifications.

SPECIFICATIONS
Oil Lines (A) Nut . . . . . . . . . . . . . . . . . . . . . . . . . 79 N·m (58 lb-ft)
Oil Line (B) Cap Screw . . . . . . . . . . . . . . . . . . . 20 N·m (177 lb-in.)

08. June 2021 by samuel07042012
Categories: F510-F525 | Leave a comment

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