1998 Johnson Evinrude "EC" Accessories Service Manual, P/N 520213, Page 168Get this manual
Disassembly
1Hold the idler pulley with Stevens Strap Wrench, S-17, and remove the locknut
2Assemble from OVIC Universal Puller Set, PI 378103: Body, PIN 307636 Screw, PIN 307637 Handle, PIN 307638 Screws, PI 309492 Washers, PI 307640
3Install puller with body flat side upSeat shoulder screws completelyHold puller by its handle, and tighten pressing screw until idler pulley releases
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4Remove the idler housing pivot screws and adjustment rod, and remove the idler housing5Hold pump pulley with Stevens Strap Wrench, S-17, and remove the locknut