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G.Fire Service Manual 24 Issue A — © Masport, March 2004
6. Connect the gas supply and check all new joints for gas leaks.
7. Adjust the high and turndown gas pressures as detailed in section 3. The pressures are:-
GAS PRESSURES - kPa NG ULPG PROP
High Pressure 0.85 2.2 2.2
Turndown Pressure 0.43 1.36 1.36
8. Replace the side and rear access panels.
9. Carry out a full test firing procedure as described in the installing and operating manual.
4.3 CONVERTING MONACO S2 ECS II FIRES
1. Remove the glass, logs, embers and burner. See section 1.
2. Remove main jet (injector) from the elbow at the right end of the burner tray, and fit the new jet in
its place. (2.96 for NG, or 1.8 for ULPG and PROP).
Note. When replacing an injector, it should not be over-tightened, and a small amount of teflon
thread sealant (not tape) should be applied to the thread to prevent gas leakage.
3. Replace the burner and re-install the logs, embers and glass etc. as previously detailed. See section
1.
4. Remove the side and rear access panels to expose the control valve. See 1.6.
5. Connect the gas supply and check all new joints for gas leaks.
6. Adjust the high and turndown gas pressures as detailed in section 3. The correct pressures are:-
GAS PRESSURES - kPa NG ULPG PROP
High Pressure 0.9 2.0 2.0
Turndown Pressure 0.35 0.5 0.5
7. Replace the side and rear access panels.
8. Carry out a full test firing procedure as described in the installing and operating manual.
4.4 CONVERTING PICCOLO FIRES
1. Remove the glass, logs, embers and burner. See section 2.
2. Remove the pilot jet (See 2.6) and fit the new pilot jet. See 4.1. (0.51 for NG, or 0.35 for ULPG
and PROP). See 4.1.2 for illustration. These sizes are for the ‘pull off’ type of pilot fitting similar to
the one shown in 4.1.2 (but with no thermopile). Early models with the side entry pilot fitting take
0.35 for NG, or 0.2 for ULPG and PROP.
EARLY SIDE ENTRY
PICCOLO PILOT
ARRANGEMENT
3. Remove main jet (injector) from the elbow at the right end of the burner tray, and fit the new jet in
its place. (2.96 for NG, or 1.7 for ULPG and PROP).
Note. When replacing an injector, it should not be over-tightened, and a small amount of teflon
thread sealant (not tape) should be applied to the thread to prevent gas leakage.
4. Replace the burner and re-install the logs, embers and glass etc. as previously detailed. See section
2.