These 32 learning guides are self-instructional packets for 32 tasks identified as essential for performance on an entry-level job in plumbing and pipefitting. Each guide is based on a terminal performance objective (task) and 1-4 enabling objectives. For each enabling objective, some or all of these materials may be presented: learning steps (outline of student activities) with necessary resources/materials cited, instruction sheet(s), and self-check with answer key. A performance test and/or a written test (with answer key) concludes each guide. Tasks covered in these guides include installing lawn sprinkler system and tank type water closet; fabricating a PVC joint; roughing in water, waste, and vent systems; digging and backfilling a trench; cutting cast iron pipe; cutting and threading galvanized pipe; replacing thermostat or heating element on electric water heater, kitchen sink faucet, and/or basket strainers, kitchen sink trap or disposal trap; thawing a frozen pipe; repairing leaking shower valve, waste, and overflow on bathtub, water closet, leaking water faucet or valve; bending, joining, cutting, flaring copper tubing; removing obstruction from main drainline, water closet, kitchen sink trap or disposal trap, lavatory drain; and setting a bathtub. (YLB)