Carrier 50FF 020 Installation, Operation And Maintenance Instructions page 51

12 - FACTORY OPTIONS AND ACCESSORIES
Boiler layout
1
2
3
4
5
6
7
8
9
10 11
1 Flue gas analysis outlet
2 Flue gas exhaust connection
3 Gas valve
4 Fan
5 Combustion chamber
6 Electrical cabinet
7 Flue non-return valve
8 Drain cock
9 Minimum pressure switch
10 Main switch
11 Return from the hydraulic circuit
of the hot water coil
12 13
12 Gas supply
13 Discharge to the hydraulic circuit
14 Condensate drain connection
15 Flow-meter
16 Exhaust fl ue probe
17 Return probe
18 Control panel
19 Ignition/detection electrode
20 Safety thermostat
21 Flow probe
22 Automatic bleed valve
23 Casing
Installation of the boiler
The boiler is supplied disassembled with the 50FF/FC unit, for
23
installation on site.
The hydraulic circuit is assembled inside the 50FF/FC unit. The
installer must connect the connecting piping with the boiler.
Note: all this piping system is sent packed together with the boiler.
22
Automatic
21
bleed valve
20
19
18
Pump
Expansion vessel
17
16 7 7
15
Step 1: Remove the panel (1) secured using M6 Allen screws to
facilitate the work. Next, connect the piping:
(2) Discharge to the hydraulic circuit of the hot water coil
(3) Drain connection of the safety valve
(4) Filling line
(5) Return from the hydraulic circuit of the hot water coil
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1
Safety valve
2
3
5 4
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