Buderus G315 Assembly, Maintenance And Operating Instruction page 12

Boiler Assembly
Pull sections together with boiler assembly tool
• Place assembly rods through upper and lower ports
as shown (Fig. 14).
• Slide small pressure flange on each end of the lower
assembly rod.
• Thread the pressure flanges on the rods.
• Slide stop flange on upper rod, insert straight pins
on both rods.
• Lock flanges on assembly rods with straight pins in
place by hand tightening assembly tools.
• Ensure that the tools are centered in the ports by
having flanges properly located.
• Use socket wrenches provided to draw sections
together evenly. Stop tightening when boiler
sections abut metal to metal. Unscrew assembly
tools.
NOTE: Inspect seating to ensure nipples ar e
seated square. Never draw more than
one section at a time to avoid damage
to the push nipples and ports.
• Repeat boiler assembly procedure for subsequent
sections as detailed on pages 9-11.
NOTE: After the boiler block has been
drawn together, loosen the tools,
but do not remo ve.
• Install tie bars in the cast iron slots on the left and right sides of the upper and lower nipple ports
(Fig. 15).
• Slide one spring assembly on each tie bar at the rear section. Do not disassemble the spring assemblies!
Place a washer and nut at both ends of each tie bar. Install a second nut on each tie bar at the front of
the boiler.
• Hand tighten each nut first; then tighten the tie bar nuts on one end by 1 to 1
• Level the boiler horizontally and vertically. Now, remove the assembly tools.
Assembly rod
Assembly rod
Fig. 14
Tie bars
Fig. 15
turns with a wrench.
1/2
6
Pressure flange
Tie bar
11