Unpacking The Heater - Bosch 940 ES Installation Manual

Appliance details
Dimensions
• Depth (in): 11¼" (286 mm)
7
• Width (in): 17 " (452 mm)
/
8
• Height (in): 30½" (775 mm)
• Weight: 67 pounds (30.5 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)
• Over heat prevention (temperature limiter)
• Inlet temperature sensor
• Outlet temperature sensor
• Back flow temperature sensor.
Water protection
IP X4 (protection against water drops)
If appliance is installed at elevations above
i
2000ft, refer to Section 3.3.8 Fan speed
adjustment.
2.3

Unpacking the 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:
6
• 940 ES
• 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.bosch-climate.us)
• Product registration card.
Please complete and return the enclosed product
registration card.
The 940 ES is not approved or designed for:
• Recreational vehicle (RV) or boat installations.
• Use above 8000 ft A.S.L. altitude (see page 20).
• Outdoor installation without installation of
Outdoor kit (BTOK).
• Applications where inlet water temperature is
higher than 140ºF (60°C). A 3-way valve or
mixing valve must be installed before the
appliance if inlet water temperature exceeds
this limit.
To remove front cover
B Loosen the two Philips head screws located on
bottom rear of cover (see Fig. 3).
Fig. 3 Loosen the two screws
6 720 644 930