BRACKET 3327441 - Caterpillar

Remove rivets (5) in order to remove lumbar plate (4) from the seat backrest. Remove two pins (6), two spacer blocks (7), the adjustment rod and two cams from the seat backrest.
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There is spring force against the seat lift plate. When the cotter pins are removed and the lever is raised, the spring force will be released.To prevent personal injury, retain the seat lift plate by hand when the cotter pins are being removed. Remove the two cotter pins and slowly release the spring force with your hand against the seat lift plate.
Use a screwdriver to carefully pry the bottom seat cushion from seat pan assembly (9). While you hold down seat lift plate (10), remove two cotter pins (8). Slowly release the spring force against seat lift plate (10). Pull up on seat cushion tilt lever (11) and remove seat lift plate (10).
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Remove two springs (12) from seat pan assembly (9).
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Remove the nut and bolt (15) that holds comfort ride sleeve (13) to the seat. Remove comfort ride sleeve (13). Remove the bolt that holds seat belt retractor (14) to the seat. Remove seat belt retractor (14).
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Remove pin (18) from seat back adjustment knob (17). Remove seat back adjustment knob (17). Remove two pins (16) from seat back adjustment shaft (20). Slide spring (19) from seat back adjustment shaft (20). Remove seat back adjustment shaft (20).
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Remove seven bolts (22) from the seat pan assembly. Remove two bolts (21) and the locknuts from the brackets on both sides of the seat. Separate seat pan assembly (9) and the seat backrest from upper slide plate (29).
Remove pin (25) from fore and aft adjustment knob (26). Remove fore and aft adjustment knob (26). Remove three pins (23) from fore and aft adjustment shaft (27). Remove bracket (24), fore and aft adjustment shaft (27) and spring (28) from the seat pan assembly.
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Remove pin (32) from seat cushion tilt knob (33). Remove two pins (34) from seat cushion tilt shaft (31). Slide spring (30) from the seat cushion tilt shaft. Remove seat cushion tilt shaft (31) from the seat pan assembly.
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Relieve the spring pressure of the spring on the back pan assembly. Remove retainer clip (35) and pin (36) from each end of seat back angling adjuster (37).
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Remove retainer clip (39) and cable (38) as a unit from the spring lever. Remove retainer clip (39) and seat back angling adjuster (37) from cable (38).
Illustration 13 g00275737Note: When the armrests are removed, the back panel and springs will be removed at the same time.
Remove bolt (42). Remove bolt (41) and the lock washer. Remove right armrest (40), the spacer and the bushing.
Use the procedure in Step 15 to remove the left armrest.
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Remove rivet (44). Remove cable assembly (43) from the seat pan assembly.
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Remove pin (45) from slide lever/lock shaft (46). Remove slide lever/lock shaft (46) and spring (47) from upper slide plate (29).
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Turn upper slide plate (29) onto the opposite side. Remove six