5
Introduction
Heater Components - Hydronic 4& 5SC versions - 12 + 24Volt - Diesel
1 Combustion air blower wheel
2 Electricmotor
3 Heat exchanger
4 Combustion chamber
5 Glow pin
6 Flame sensor
7 Temperature sensor
8 Overheat temperature sensor
9 Control unit
10 Combustion air tube
11 Exhaust tube
12 Fuel-metering pump
13 Coolant pump
14 Main fuse
15 Interface/8-pin connector
16 Bleed screw
17 Push/Pull switch
18 7-day timer
A = Combustion air
E = Exhaust
F = Fuel supply line
WO = Water Outlet
WI
= Water Inlet
P
we
09:20
17
18
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25 2147 05
25 2257 05
