William Hackett 033.075, Manual

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16. Install the change gear turning clockwise ensuring it is fully seated onto the upper friction disc.
17. Install the change over stand, spring and pawl #24, #25 and #26 into the upper handle and secure with
fixings #21, #29 and 29A.
18. Install the stop cam #31, with the change gear fully seated the stop cam and raised limiter shall be between
15° - 20° apart (Fig. 1), now turn the change gear counter clockwise until the cam and limiter mate (Fig. 2).
19. Install the Grip Ring/Hand Wheel #30 with the slotted section over the raised tab of the change gear.
20. Replace washer #32 and castle nut #33, the nut shall be tightened finger tight then backed off to the nearest
point the cotter pin can be inserted, secure cotter pin.
Chain Installation