2000-2003 Honda TRX350 Rancher factory service manual, Page 229Get this manual
BRAKE SYSTEM Press the drum onto the seal evenly, so the lips will not be damagedIf the seal is damaged or mis-installed, remove it and try again with new seal
Apply water to new waterproof seal entirePlace the waterproof seal on clean surface plate, and press the brake drum into the waterproof seal, making sure that the clearances between the drum and seal will reach the calculated clearance (see previous step)Place steel plate [about 140 mm (5.5 in) in diameter and more than 10 mm (0.4 in) in thickness] on the brake drum, or the brake drum will be warped or damaged (FMFE only)
BRAKE DRUM SURFACE PLATE Apply water
Apply water
Do not get grease to the inner surf ace of the brake drumK eep grease of the drum