Bosch Singular 4000 Installation Instructions Manual page 53

WARNING:
 Be sure to turn off the power before changing the DIP switch
setting.
5. Set the DIP switch to maximum heat capacity operation.
F or more information about setting the DIP switches, refer to "Setting the
DIP Switches" on page 38.
6. Fully open several hot water fi xtures and if the CO2 value at high fi re is not
within 0.5% of the value listed in the table above, do not adjust the gas valve
set screw and check if the gas orifi ce is properly installed.
WARNING:
 Improper gas valve settings can cause severe injury, death or
property damage.
NOTICE:
 While measuring the gas/air ratio in maximum heat capacity
operation, do not adjust the gas valve set screw.
7. When the gas conversion is completed, attach the conversion sticker to the
top of the rating plate.
Singular Combi Boiler - BTC 439003301 B (2021/07)
This boiler was converted on
/
with Kit No.
by
(name and address of organization
making this conversion, who accepts the
responsibility for the correctness of this
conversion).
Conversion Sticker
This appliance has been converted to
Propane fuel /
Cet appareil a été converti au propane
Orifice Size / injecteur
Min. 3.9mm to Max. 3.1mm
Inlet Gas Pressure / Pression d'entree du gaz
Min. 8.0 to Max. 13.0" WC
Manifold Pressure /
Pression à la tubulure d'alimentation
Min. -0.03 to Max. -0.51(100), -0.57(120, 140) WC
Input (Btu/hr) / Débit calorifique
Min. 19,900 to Max. 100,000–140,000
Conversion Kit No. 42110398
Conversion Rating Plate
Figure 85
Installation Instructions
/ to gas
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