Unpacking The Gwh 2400 Es Heater - Bosch GWH 2400 ES NG Manual

Appliance details
2.3 Unpacking the GWH 2400 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 2400 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.boschhotwater.com)
• Product registration card
• Energy Guide label.
Please complete and return the enclosed product
registration card.
The GWH 2400 ES is not approved or designed
for:
• Manufactured (mobile) homes, boats or any mobile
installation (modular homes are acceptable for
installation).
• Use above 4500ft A.S.L. altitude for LP gas
appliances.
• Use above 8000 ft A.S.L. altitude for natural gas
appliances (see page 25).
• Outdoor installation without installation of Outdoor
kit (AQOK).
• Space heating purposes.
• Preheated inlet water supply.
6
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
B Lift front cover panel upward and remove.
Fig. 4 Removing the front cover
To remove combustion cover (service only)
B Open the four clips and remove the combustion
cover see Fig. 5.
Fig. 5 Remove the combustion cover
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