3-5
MAINTENANCE
SL 30-175, SL 45-260 MODULATING GAS BOILERS
PART NUMbER
DESCRIPTION
qTY
180-042
gas ValVe
1
groMMet - eQuiPPed WitH gas ValVe
1
180-044 or 180-046 Brass oriFiCe - For PorPane onlY
1
151-003
sCreWs - eQuiPPed WitH gas ValVe
3
180-043 or 180-045 Venturi
1
Figure 33: Gas Valve dissassembly to install or remove propane orifice
Remove three venturi mounting
screws
Separate gas valve from venturi
When converting from Natural
Gas to Propane: Install the brass
propane orifice (shipped loose with
boiler).
When converting from Propane
to Natural Gas: REMOVE the pre-
installed brass propane orifice.
Содержание SL 30-175
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