Access via Shadowforge Lock or The Grim Guzzler.
A Shred Of Hope, Location 11 and 12.
The area in front of The Manufactory is packed with Dark Iron Dwarves and fire elementals. You can trespass this area unharmed down to The Manufactory, if you hug the right wall.
The Manufactory is full of golems and weapon technicians. All technicians are ranged fighters.
Don't let the technicians run away, they will run for help instantly.
The technicians have a chance on dropping Enigineering recipes.
Downstairs right outside The Manufactory. Needed for the quest A Shred Of Hope.
Clean the elementals and the group in the back corner of the room before engaging General Angerforge.
Tank General Angerforge and kill his non-elite adds as soon as possible. After a while he will call out for help and summon more adds.
The summoned mobs contain two elite healers and a bunch of non-elites. The healers have to go down first.
There are sometimes Blacksmithing plans next to the group in the corner.
Golem Lord Argelmach stands at the back of the room and is guarded by two elite golems. Needed for the quest A Shred Of Hope
Clear The Manufactory before engaging Golem Lord Argelmach, since he first runs through the whole room, searching for help.
Tank Golem Lord Argelmach and kill the two golems first. It's advisable to trap at least one.
Next to Golem Lord Argelmach you will find the Engineering plans for the Fiel Repair Bot. In the other corner of the room are Blacksmithing plans.