1984 Official Honda TRX200 Shop Manual, Page 186Get this manual
BRAKES AIR BLEEDING
NOTE: Check the fluid level often while leeding the brakes to prevent air from being pumped into the systemUse only DOT or brake fluid from sealed containerDo not mix brake fluid types and never reuse the contam inated fluid which has been pumped out furing brake bleeding, because that would wi II impair the efficiency of the brake systemWhen usi ng abrake bleeding tool, fo ll ow the manufacturer's operati ng instructionsWith bleeder tool: Connect Mityvac Brake Bleeder or equivalent to the bleed valveLoosen the bleed va lve 12 turn and bleed air until bubbles do not appear in the luidPUmp the brake lever to bring the brake shoes in contact with the drumRemove the master cylinder cap and fill the reservoir to near fu llPump the brake bleeder and loosen the bleeder valveAdd fluid when the fluid level in the master cylinder reservoir is lowRepeat the above procedures until air bubb les do not appear in the plastic hoseUPPER LEVEL