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Appliance details
5
Dimensions
• Depth (in): 11¼” (286 mm)
• Width (in): 17
7
/
8
” (452 mm)
• Height (in): 30½” (775 mm)
• Weight: 74 pounds (33.5 kg).
Gas types
Natural Gas.
LP Gas.
Voltage
120 V AC (60 Hz) nominal
Amperage
Idle - 40 mA
Operation - ≤ 2.5 A
Noise
45 - 65 db (A)
Safety devices
• Flame failure device (ionization flame rod sensor)
• Pressure relief valve (supplied with heater)
• Over heat prevention (temperature limiter)
• Inlet temperature sensor
• Outlet temperature sensor
• Back flow temperature sensor
• Exhaust gas temperature sensor.
Water protection
IP X4 (protection against water drops)
2.3 Unpacking the GWH C 800 ES
heater
Before installing the unit, be certain you have the
correct heater for your type of Gas - Propane or
Natural Gas. Identification labels are found on the
shipping box, and on the rating plate which is located on
the right side panel of the cover.
Fig. 2 Rating plate
A Serial number
B Type of gas
The box includes:
• GWH C 800 ES
• Pressure relief valve (150 psi / 200,000 Btu rating)
• Bracket for wall hanging the heater
• Exhaust vent adaptor (with 4 screws and gasket
provided)
• Combustion air inlet adaptor (with 3 screws and gas-
ket provided)
• Installation manual (manual can be downloaded at
www.boschpro.com)
• Product registration card
• Energy Guide label.
Please complete and return the enclosed product
registration card.
The GWH C 800 ES is not approved or designed
for:
• Manufactured (mobile) homes, boats or any
mobile installation.
• Use above 4500ft A.S.L. altitude.
• Outdoor installation without installation of
Outdoor kit (PTOK).
• Applications where inlet water temperature is
higher than 140°F (60°C). A 3-way valve or
mixing valve must be installed before the
appliance if inlet water temperature exceeds
this limit.
• Space heating purposes.
i
If appliance is installed at elevations
between 2000ft and 4500ft, a
combustion gas analyzer is required for
proper calibration of appliance. (see page
26).
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