Brochure
BUDERUS
Conventional Gas Boilers
Model G234X/38 G234X/45 G234X/55 G234X/64 G334X/73 G334X/92 G334X/116 G334X/132
Performance Data
Input BTU/Hr
160,000 187,000 228,000 266,000 301,000 378,000 476,000 541,000
D.O.E Capacity BTU/Hr
130,000 154,000 188,000 219,000 249,000 314,000 396,000 450,000
Net IBR BTU/Hr
113,000 134,000 163,000 190,000 217,000 273,000 344,000 392,000
AFUE %
84.0 – – – –
Combustion Efficiency
– – – – 82.7 83.1 83.2
Thermal Efficiency
– – – – 81.2 81.6 81.7
Piping Connections
Damper Included? Yes Optional
Gas Connection, in ¾ 1
1
/
4
Physical Dimensions
Boiler Width, in (W) 25
9
/
16
29
1
/
8
32
3
/
4
34
3
/
4
41
3
/
4
48
3
/
4
56
Height, in (H) 38
1
/
2
40
2
/
3
Dry Weight, lbs 487 562 684 758 930 1,093 1,265
Water Content, gal. 6.1 7.1 8.2 9.2 11.4 13.5 15.6
Vent, in 7 8 8 9 10
G234X | G334X Dimensions and Connections
Rear, side, and front view measurements in inches.
1: AquaSmart
(control unit)
2: Burner control unit
3: Boiler block with
thermal insulation
4: Boiler casing
5: Burner
6: Front panel
Figure 1: G234X
2
Product description
Logano G234X – 6 720 804 886 (2012/08) 5
2.3.1 Other important information
• The installation of a boiler must be notified to and approved by the
relevant gas utility company.
• Only operate the boiler with the combined air/flue system specifically
designed and approved for it.
• Regional approvals with regard to the flue system may be required.
2.4 Tools, materials and equipment
For the installation and maintenance of the boiler, you will need the
standard tools used for central heating and gas and water systems plus
set of a metric wrenches and Allen wrenches
The following may also prove useful:
• Pipes for transport
• Wood battens
• Cleaning brushes and/or chemical cleaning agent for wet cleaning
2.5 Disposal
▶ Dispose of boiler packaging in an environmentally-responsible
manner.
▶ All heating system components that have to be replaced should be
disposed of in environmentally-responsible manner at an authorized
disposal site.
2.6 Product description
The boiler is a low temperature gas boiler.
The boiler consists of the following main components:
• Ignition module and adjustable boiler temperature controller
• Boiler jacket and front door
• Boiler block with insulation
• Burner
The ignition module and adjustable boiler temperature controller
monitor and control all electrical and operational components of the
boiler.
The boiler jacket prevents energy loss and acts as soundproofing.
The boiler block transfers the heat generated by the burner to the
heating water. The insulation reduces energy loss.
Fig. 1 G234X boiler
[1] AquaSmart
TM
[2] Burner control unit
[3] Boiler block with thermal insulation
[4] Boiler casing
[5] Burner
[6] Front panel of boiler
2.7 Package Contents
▶ After delivery, check all packaging for perfect condition.
▶ Check the delivery for completeness.
The boiler is supplied in one packing unit with the mounted boiler casing,
gas burner and gas fitting, and technical documentation.
All accessories can be ordered optionally from Buderus:
• Heating pump
• Cleaning brush
Component Qty Packaging
Boiler 1 Pallets/box
• 90°-elbow (¾ " NPT)
• Safety valve
• Drain valve (¾ ")
1 Box
Vent Damper 1 Box
Technical documentation 1 Foil package
Table 2 Package Contents
6 720 804 886-01.1T
Rear View Side View Front View Top View
CLEARANCES: 2" FRONT
2" SIDES
6" REAR
VENT
1 ½" Suppy
1 ½" Return
28 ¾"
13 ¾"
25 ¾"
W
H
6" Minimum
2" Minimum
Allow 33" Access
for Servicing
2" Minimum
2" Minimum
½" Drain
1" Storage Tank
SIDE VIEWREAR VIEW FRONT VIEW TOP VIEW
10
MEA 217-98-E
CRN No. 7169.7C
MA Plumbing Board Approved
CERTIFIED
®