Protherm Gepard Series Guida all'installazione
Training Manual FT 55
All the technical strengths,
installation and maintenance:
Gepard, Panther .
- 2 -
Technical Notebook ..............................................................
Technical Training
Presentation of the range
This product range exists in different versions:
- Open flue or fan flue boilers
- Combi or system boilers
The different models:
• Gepard (Combi)
Open Flue Fan Flue
Models Gepard 23 MOV Gepard 23 MTV
Heating output 23,3 kW 23,3 kW
DHW output 23,3 kW 23,3 kW
• Panther (Combi)
Open Flue Fan Flue
Models Panther 25 KOV Panther 25 KTV Panther 30 KTV
Heating output 24,6 kW 24,6 kW 29,6 kW
DHW output 24,6 kW 24,6 kW 29,6 kW
• Panther (System)
Open Flue Fan Flue
Models Panther 12 KOO Panther 25 KOO Panther 12 KTO Panther 25 KTO
Heating output 12,4 kW 24,6 kW 12,6 kW 24,6 kW
DHW output - - - -
Gepard / Panther 23 MOV :
Gepard / Panther = range name
23 = nominal output
MOV : M or K = family of boiler
MOV : O or T = Open ue (O) or Fan ue (T)
MOV : O or V = System (O) or Combi (V)
- 3 -
Technical Notebook ..............................................................
Technical Training
General presentation of the open flue appliances.
All the models of the range have a common structure.
- The hydraulic unit (circulator rating, number of plates in the hot water heat exchanger, expansion tank capacity, etc)
- Control panel
The structure of open flue versions:
Draught diverter
Heat exchanger
Chambre de combustion
Hydraulic bloc
Gas valve
Electrical box
Smoke outlet
Over-ow safety device
Burner
Plate heat exchanger
Pump
360
450
Ø46
807
230
225
311
410
742
179
205
Ø125
311
410
Ø41
742
184
205
311
410
Ø36
742
158
175
(Ø43)
Gepard 23 MOV
Panther 25 KOV
Panther 12 / 25 KOO
- 4 -
Technical Notebook ..............................................................
Technical Training
General presentation of the fan flue appliances
The structure of fan flue versions
Fan
Heat exchanger
Combustion chamber
Hydraulic bloc
Gas valve
Electrical box
Smoke outlet
Air ow switch
Burner
Plate heat exchanger
Pump
This picture is for Panther.
The Gepard is quite different on the
top part : the air ow switch is on
left side.
360
450
Ø46
807
230
225
311
410
742
179
205
Ø125
311
410
Ø41
742
184
205
311
410
Ø36
742
158
175
(Ø43)
Panther 12 KTO
360
450
Ø46
807
230
225
311
410
742
179
205
Ø125
311
410
Ø41
742
184
205
311
410
Ø36
742
158
175
(Ø43)
360
450
Ø46
807
230
225
311
410
742
179
205
Ø125
311
410
Ø41
742
184
205
311
410
Ø36
742
158
175
(Ø43)
Panther 30 KTV Panther 25 KTV,
25 KTO
- 5 -
Technical Notebook ..............................................................
Technical Training
Hydraulic description of open flue appliances :
1 Pressure relief valve (3 bar)
2 Gas valve
3 Primary lter
4 Igniter
5 Burner
6 Heating ow temperature sensor
7 Ignition electrode
8 Combustion chamber
9 Heat exchanger
10 Draught diverter
11 Over ow safety device
12 Expansion vessel
13 Flame control electrode
14 Heating return temperature sensor
15 Pump air vent
16 Pump
17 Pressure sensor
18 By-pass
19 3-way valve
20 Plate heat exchanger
21 Cold water ow detector
22 Cold water lter
23 Filling loop assembly
24 Drain cock
A Heating ow
B Hot water outlet
C Gas inlet
D Cold water inlet
E Heating return
F Drain pipe
18
10
9
8
6
5
4
2
1
11
14
17
16
15
19
23
24
7
13
12
3
20
21
22
- 6 -
Technical Notebook ..............................................................
Technical Training
Hydraulic description of fan flue appliances :
12
13
10
11
9
8
7
6
5
4
2
3
1
15
14
16
18
17
26
19
21
25
20
22
23
24
1 Pressure relief valve (3 bar)
2 Gas valve
3 Primary lter
4 Igniter
5 Burner
6 Heating ow temperature sensor
7 Ignition electrode
8 Combustion chamber
9 Heat exchanger
10 Sealed chamber
11 Air ow switch
12 Fan
13 Flue system
14 Expansion vessel
15 Flame control electrode
16 Heating return temperature sensor
17 Pump air vent
18 Pump
19 Pressure sensor
20 By-pass
21 3-way valve
22 Plate heat exchanger
23 Cold water ow detector
24 Cold water lter
25 Filling loop assembly
26 Drain cock
A Heating ow
B Hot water outlet
C Gas inlet
D Cold water inlet
E Heating return
F Drain pipe
- 7 -
Technical Notebook ..............................................................
Technical Training
Hydraulic operation of Combi versions
Hydraulic diagram in heating
Hydraulic diagram in hot water
- 8 -
Technical Notebook ..............................................................
Technical Training
Hydraulic description of system (open-flue) appliances :
8
7
5
4
3
2
1
16
18
19
612
11
13
15
14
17
910
1 Pressure relief valve (3 bar)
2 Gas valve
3 Igniter
4 Burner
5 Heating ow temperature sensor
6 Ignition electrode
7 Combustion chamber
8 Heat exchanger
9 Draught diverter
10 Overow safety device
11 Expansion vessel
12 Flame control electrode
13 Heating return temperature sensor
14 Pump air vent
15 Pump
16 Pressure sensor
17 By-pass
18 3-way valve
19 Drain cock
A Heating ow
B To cylinder coil or not connected
C Gas inlet
D From cylinder coil or not connected
E Heating return
F Drain pipe
- 9 -
Technical Notebook ..............................................................
Technical Training
Hydraulic description of system (fan-flue) appliances :
9
11
10
8
7
5
4
3
2
1
18
20
21
6
12
14
13
15
17
16
19
1 Pressure relief valve (3 bar)
2 Gas valve
3 Igniter
4 Burner
5 Heating ow temperature sensor
6 Ignition electrode
7 Combustion chamber
8 Heat exchanger
9 Sealed chamber
10 Air ow switch
11 Fan
12 Flue system
13 Expansion vessel
14 Flame control electrode
15 Heating return temperature sensor
16 Pump air vent
17 Pump
18 Pressure sensor
19 By-pass
20 3-way valve
21 Drain cock
A Heating ow
B To cylinder coil or not connected
C Gas inlet
D From cylinder coil or not connected
E Heating return
F Drain pipe
- 10 -
Technical Notebook ..............................................................
Technical Training
Hydraulic operation of System Boiler
Hydraulic diagram in hot water
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10
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