ROTHENBERGER ROWELD D 2/10 - Manual (Page 26)

24 ENGLISH
• Mount hot air hood (128) to the heat guard (115) of the melting chamber
• Position handle
Loosen handle and move it to the ideal working position by pushing it back and forth. The
handles of these hand extruder models can also be swivelled upward and downward.
• Mount welding shoe
– Select the welding shoe required for the specific weld geometry or machine a welding
shoe blank to the required geometry.
– Observe DVS 2207 Guideline, Part 4 for machining welding shoe blanks.
– Using the clamping ring (Item 1.1), mount welding shoe (Item 1) to the hand extruder in
the position required for welding.
Observe welding direction!
– Tighten set screw (25).
There are different welding shoe types. For their mounting, proceed in analogy with the above
procedure.
• Mount preheat nozzle.
– Select and mount the preheat nozzle (4) required for the specific weld geometry.
– Observe spacing A = 5 mm.
– Tighten the preheat nozzle using set screw (25.1).
Table: Preheat nozzle