The Washing Machine Manual is a manual found in Silent Hill: Origins. It lists the maintenance procedures for the appliance and serves as a clue to the Laundry Puzzle. Travis Grady can find it in the first floor laundromat of the Riverside Motel.
Transcript[]
"Guide to symbols
Pre-Rinse
Soak
30 degree wash
60 degree wash
90 degree wash
Low spin
Heavy spin
Drain"