Technical data

SERVICING
AND
MAINTENAN
CE
INSTRUCTIONS
_
CONDENSING WALL-HUNG BOILER – TG05A052.A0205
34
FRONT VIEW
RIGHT VIEW
LEFT VIEW
TOP VIEW
1 18
6
11
18
17
2
8
7
1
16
15
3
4
9
10
5
R
13
7
2
4
11
15
16
11
15
6
12
17
162
3
4
5
14910
GR
KEY:
A
MAIN COMPONENTS – mod. RH 28
POS. CODE DESCRIPTION
1 95019LA LT.8 EXPANSION VESSEL
2 58022LA SECONDARY HEAT EXCHANGER
3 58014LP PRIMARY HEAT EXCHANGER
4 21001LA GAS BURNER
5 35007LA IGNITION ELECTRODE
6 35009LA FLAME IONISATION ELECTRODE
7 24045LA CIRCULATION PUMP WITH AIR VENT
8 96008LA HEATING CIRCUIT 3 bar PRESS. RELIEF VALVE
9 36066LA ELECTRONIC GAS VALVE VK4105
10 76631LA ELECTRONIC IGNITION BOARD
11 73507LA HEATING SENSOR
12 59015LA WATER PRESSURE SWITCH
13 27044LA CONDENSATE TRAP
14 86014LA WATER PRESSURE GAUGE
15 86006LA HEATING SAFETY THERMOSTAT
16 37028LA FAN
17 86045LA FLUE SAFETY THERMOSTAT
18 59001LA AIR PRESSURE SWITCH
HYDRAULIC DIAGRAM