Mazda MX-3 silhouetteMX-3

Engine Speed Sensing Power Steering — Stake / Lower Bearing / Pinion Shaft / Upper Bearing / Oil Seal

N-39prose procedure

Engine speed sensing power steering gear housing reassembly — bearings, pinion shaft, oil seal.

Continued from N-38

Stake (continued)

  1. 5
    (5) Stake the rack housing at two points approx 1.5mm {0.06 in} from the end.
    Stake a point 90° from the part which was cut away with a drill during disassembly.
    Line drawing of staking the rack housing with a punch and hammer at a point from the end, on the housing held in a vise.

10. Lower bearing

  1. 1
    (1) Secure the gear housing in a vise so that the lower bearing bore faces upward.
    Line drawing of installing the lower bearing into the gear housing secured in a vise, applying ATF and pressing with the housing cover.
  2. 2
    (2) Apply ATF to the lower bearing, then install it in the housing.
  3. 3
    (3) Press the bearing into the gear housing with the housing cover. Tighten the cover until resistance suddenly increases.

11. Pinion shaft assembly

  1. 1
    (1) Apply grease (lithium base, NLGI No.2) to the teeth of the pinion shaft.
    Line drawing of installing the pinion shaft assembly into the housing held in a vise.
  2. 2
    (2) Apply ATF to a new seal ring and the friction surface of the control valve.
  3. 3
    (3) Install the pinion shaft in the housing.

12. Upper bearing

  1. 1
    Apply ATF to the upper bearing, then install it.
    Line drawing of installing the upper bearing onto the pinion shaft/housing held in a vise after applying ATF.

13. Oil seal

  1. 1
    (1) Apply ATF to a new oil seal, and fill inside the lip with grease (lithium base, NLGI No.2).
    Line drawing of sliding the SST over the serrations of the pinion shaft and sliding the oil seal over the SST into the housing. Tool label '49 G032 309' and part label 'OIL SEAL' are shown.
  2. 2
    (2) Slide the SST over the serrations of the pinion shaft assembly.
  3. 3
    (3) Slide the oil seal over the SST and position it in the housing.
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