Bosch Greenstar, Installation And Service Instructions Manual

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26 | Regulations
Greenstar 6 720 806 992 (2015/03)
3.19 Condensate composition
The condensate volume and ingredients may change with regionally and
seasonally varying gas quality and air quality. Typically the following
ingredients and concentrations can be expected:
4
Regulations
4.1 Compliance with standards and regulations
The installation must conform to the requirements of the authority
having jurisdiction or, in the absence of such requirements, to the latest
edition of the National Fuel Gas Code, ANSI Z223.1./NFPA 54. In
Canada, installation must be in accordance with the requirements of
CAN/CSA B149.1, Natural Gas and Propane Installation Code.
This wall mounted condensing gas boiler complies in its design and
mode of operation with the American National Standard ANSI Z21.13/
CSA4.9, latest edition for Gas Fired Low Pressure Steam and Hot Water
Boilers.
Other confirmed approvals and certifications are indicated by labels on
the boiler.
Where required by the authority having jurisdiction, the installation must
conform to the Standard for Controls and Safety Devices for
Automatically Fired Boilers, ANSI/ASME CSD-1.
Install CO detectors per local regulations. Boiler requires yearly
maintenance (

chapter 15, page 68).
4.2 Operating limits of the boiler
The heat exchanger has been designed and certified in accordance with
the ASME Boiler and Pressure Vessel Code, Section IV.
The hot water distribution system must comply with all applicable codes
and regulations. When replacing an existing boiler, it is important to
check the condition of the entire hot water distribution system to ensure
safe operation. Common practice calls for inspecting an existing system
in its entirety and bringing it up to code. All pipework should be properly
cleaned and flushed.
Condensate
Max. condensate quantity (t
R
= 86 °F (30 °C)) gph (l/h) 0.9 (3.5) 0.9 (3.5)
pH level, approx. – 4.8 4.8
General
Voltage VAC 120 120
Frequency Hz 60 60
Max. power consumption (central heating mode) W 205 205
Max. power consumption (Stand-by) W < 6 < 6
Sound pressure level dB(A)

45

45
Max. supply temperature °F ( °C) 190 (88) 190 (88)
Max. permissible operating pressure (P
MS
) heating psi (bar) 30 (2.07) 30 (2.07)
Permissible ambient temperature °F ( °C) 32 - 122 (0 - 50) 32 - 122 (0 - 50)
Nominal water capacity (heating) Gal (L) 0.925 (3.5) 0.925 (3.5)
Weight (without packaging) lbs. (kg) 110.2 (50) 110.2 (50)
Dimensions, W x H x D inch
(mm)
17-21/64" × 33-15/32" × 13-57/64"
(440 × 850 × 353)
Input/Output at elevation 0 - 2000 feet (0 - 610 m) Unit NG LPG (propane)
Table 10 Technical data combi boiler ZWB42-3A...
Substance Value in ppm (mg/l)
Ammonium 1.2
Lead

0.01
Cadmium

0.001
Chrome

0.005
Halogenated hydrocarbons

0.002
Hydrocarbons 0.015
Copper 0.028
Nickel

0.1
Mercury

0.0001
Sulfate 1
Zinc

0.015
Tin

0.01
Vanadium

0.001
pH-value 4.8
Table 11 Typical condensate composition
Observe all rules, regulations, standards and guidelines
applicable to the installation and operation of this
appliance in your country.
In the Commonwealth of Massachusetts, this appliance
must be installed by a licensed plumber and gas fitter.
Valves external to the boiler must be fitted with
T-handles and condensate piping must be installed in
accordance with the State Plumbing Code.
Maximum boiler temperature 190 °F (88 °C)
Maximum operating pressure 30 psi (2.07 bar)
Table 12 Operating limits