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Fcc Rules; Appliance Details; Features - Bosch C 950 Installation Manual

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6 | FCC rules

WARNING: Personal Injury from toxic chemicals.
▶ A water heater which will be used to supply potable
water shall not be connected to any heating system
or component(s) previously used with a nonpotable
water heating appliance.
FCC rules
FCC: This device complies with Part 15 of the FCC rules. Operation is
subject to the following two conditions: (1) This device may not cause
harmful interference, and (2) this device must accept any interference
received, including interference that may cause undesired operation.
Fig. 1
The chart below shows the relationship between water temperature and
time until there is a risk of scalding. It can be used as the basis for
determining the safest water temperature for your application.
120 °F (48 °C)
125 °F (51 °C)
130 °F (54 °C)
135 °F (57 °C)
140 °F (60 °C)
145 °F (62 °C)
150 °F (65 °C)
155 °F (68 °C)
Table 2 Approximate time-temperature relationship until there is a risk
of scalding
1) Source: Moritz, A.R. and Henriques, F.C., Jr. (1947). Studies of thermal injury.
II. The relative importance of time and surface temperature in the causation of
cutaneous burns, Am J of Pathol, 23, 695-720.
6 720 805 440 (2014/11)
Time to severe scalding
longer than 5 minutes
1.5 to 2 minutes
approx. 30 seconds
approx. 10 seconds
less than 5 seconds
less than 3 seconds
approx. 1.5 seconds
approx. 1 second

Appliance details



• Key Pad interface control.
• High power pre-mix compact burner with low NOx emissions.
• Modulating Gas Valve with constant gas:air ratio control.
• Modulating water valve for improved comfort and temperature
High quality materials for long working life
• Copper heat exchanger.
• High efficiency Ceramat Burner.
• Compact space saver: mounts on a wall with a supplied bracket.
• Easily removable one-piece cover.
• On/Off and Temperature control buttons.
• Reset button.
• Program button (Selectable temperature default).
• Failure codes for easy diagnostics and repair.
• Real-time diagnostics for troubleshooting/informational purposes.
• Built in freeze prevention.
Note: The freeze prevention kit is designed to provide protection for the
water heater down to approximately 5°F for short term conditions
only. It will not protect the appliance in areas where the temperature is
routinely expected to be below freezing.
- The freeze prevention kit will not protect plumbing outside the
appliance from freezing. Precautions should be taken.
Accessories (Bosch part #)
• Concentric termination kit 3"/5"PVC (196006)
• Concentric vent kit 80/125 PP (7738003210)
• Concentric Up and Out kit (7 738 003 210)
• Neutralizer Kit (7738001483)
• Isolation Valve Kit (7738003449)
• Optional wireless remote control to operate with the appliance
• Cascading kit (7 709 003 962)
• Outdoor kit (7709003913)
• Concentric termination kit 3"/6" PVC (196016)
• Exhaust/Intake bird screen (L2594)
• Condensate drain tee (196061) [included with Concentric
termination kits]
• Pipe Cover (PTPCES)
• High temperature kit (7736500074)
• Recess box kit (7736500043)
• Pressure relief valve (7 738 001 152)
BOSCH is constantly improving its products, therefore
specifications are subject to change without prior



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This manual is also suitable for:

1050 esC 950 esC 1050 es