44 – FNM® Series HPE – Installation Manual
Figure 55 - Sleeve to be cut to connect the boiler kit return connection
on 1.3 HPE base engines.
The return connection is oriented as in the Figure 55. Connect
the 16 mm (8.5 in) diameter aligned ends to the cut sleeve.
Connect the 16 mm (8.5 in) diameter free end to the output of
the circuit heater.
Use cable clamps provided with the kit to attach the sleeves to
the fittings.
8.1.2 Engine family 1.9 and 2.4 HPE
To connect the kit follow the diagram below:
Figure 56- Wiring diagram for heating kit on 1.9 and 2.4 HPE base
engine
Insert the three-way delivery fitting cutting the sleeve between
the expansion tank and the exhaust manifold at the point
indicated in the figure.
Figure 57 - Sleeve to be cut to connect the boiler kit return connection
on 1.9 and 2.4 HPE base engines.
The delivery connection is oriented as in the image of Figure
57 . Connect the 16 mm (8.5 in) diameter aligned ends to the
cut sleeve. Connect the 16 mm (8.5 in) diameter free end to
the heater circuit input.
Screw the return fitting in place of the dowel M6x1.5 on the
thermostat body, the point shown in the following image:
Figure 58- Installation point of the boiler kit return connection on 1.9
and 2.4 HPE base engines.
Connect the 16 mm (5/8 in) diameter fitting to the heater
output circuit .
Use cable clamps provided with the kit to attach the sleeves to
the fittings.
8.1.3 Engine family 3.0 HPE
To connect the kit follow the diagram below:
Delivery valve
(not provided)
Return valve
(not provided)
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