Bosch GWH C 800 ES Installation Instructions Manual page 20
Temperature modulated with electronic ignition suitable for heating potable water - not approved for space heating purposes intended for variable flow applications
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Also See for GWH C 800 ES:
- Applications manual (50 pages) ,
- User manual (20 pages) ,
- Installation manual (8 pages)
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Installation instructions
Below are approved examples of vertical and hor-
izontal venting installations
Warning:
Use
protection screens at the end of vent
and inlet pipes.
MAINTAIN 12 IN. (18 IN. FOR CANADA)
MINIMUM CLEARANCE ABOVE
HIGHEST ANTICIPATED SNOW LEVEL.
MAXIMUM OF 24 IN. ABOVE ROOF.
INTAKE
Fig. 26 Vertical venting system (sealed combustion)
20
leaf
and
debris
VENT
COMBUSTION
AIR
ROOF BOOT/
FLASHING (FIELD
SUPPLIED
EXHAUST
DRAIN TEE
12" (300 mm) OVER
MAXIMUM SNOW
LEVEL OR 24"
(600 MM) WHICHEVER
IS GREATER
EXHAUST
DRAIN TEE
Fig. 27 Vertical parallel venting system (sealed
combustion)
≥ 3 ft. Min.
EXHAUST
INTAKE
Fig. 28 Vertical venting system (room air only)
12" (300 mm) OVER
MAXIMUM SNOW
LEVEL OR 24"
(600 MM)
WHICHEVER
IS GREATER
INTAKE
12" (300 mm) OVER
MAXIMUM SNOW LEVEL
OR 24" (600 MM)
WHICHEVER IS GREATER
DRAIN TEE
6 720 608 643
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