Instructions for High Altitude Conversion
6
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Instructions for high altitude conversion for sealed combustion gas boiler GA124 • Issue
03/2005
Buderus Heiztechnik GmbH • http://www.heiztechnik.buderus.de
for leaks by applying a soap and water solution. If
no leaks are found, go to step 25. If any leaks are
found, shut off the main gas shut off valve.
24.
Repair leaks and repeat step 23.
25.
Shut off the main gas supply shut-off valve. Remove
the line pressure tapping plug (Fig. 7,
Item. 2
) from
the gas control. Install a test fitting, and hook up a
manometer to measure the supply pressure.
26.
Remove the manifold pressure tapping plug (Fig. 7,
Item. 3
) from the gas control. Install a test fitting and
hook up a manometer to measure the manifold
pressure.
27.
Open the main gas piping shut off valve and
measure the supply pressure to the boiler. The
supply pressure must be between 4.7 and 10.5
inches of water column for natural gas or 11 and 13
inches water column for propane. If the pressure is
not between 4.7 and 10.5 inches water column for
natural gas (or 11 and 13 inches of water column for
propane), when the boiler is running, call your
service technician or gas supplier.
28.
Follow the lighting instructions on the next page.
Fig. 7
Gas control valve
Item. 1:
gas control knob (set to position „ON“)
Item. 2:
supply pressure test port
Item. 3:
manifold pressure test port
3
2
1
Summary of Contents for Logano GA124-17
Page 5: ......
