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Figure 5.7
180 mm
Figure 5.8
Installation of water and gas pipes (Figure
5.9)
• It can be used when the flue system can
ensure that the provided gas pressure can
reach the lowest requirement. If gas water
- 20 -
INSTALLATION
heater reaches the rated heat input, the gas
pressure must reach the rated heat input in
the technological parameter form.
MULTIPOINT 14S - 16S
A Hot water outlet 1/2"
B Gas inlet 1/2"
C Cold water inlet 1/2"
F Safety valve discharge
G Cold water inlet filter
Figure 5.9
• Gas inlet
1. Before connecting the gas supply, check
the rating plate on the right side of the
right front cover to be sure that the heater
is rated for the same gas to which it will be
connected.
2. All such pipe shall be either new or previ-
ously used for no other purpose than con-
veying gas; and must be in good condition.
3. When your connections are made, check
for gas leaks at all joints (this includes all
existing piping). Apply leak detection fluid
to all gas fittings and gas valve. Bubbles
are a sign of a leak.
NOTE: No substance other than air, carbon di-
oxide or nitrogen can be introduced into the
gas piping.
NOTE: If you have a leak, shut off the gas. After
verifying the leak, tighten appropriate fittings
to stop the leak. Turn the gas on and check
again with a leak detection fluid. Never test
for gas leaks using a match or flame.
• Cold water inlet
1. When facing the heater, the cold water in-
let is on your right and the hot water out-
G/F
A
B
F
G
A
B
C
C
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