F
Service / Repair
NEPTUNE 1&2_EN_Ver.2.1_45/2014 93
2.
1.
4.
3.
5.
6.
1. Boiler cover, outer.
2. Boiler cover/Flame tube.
3. Boiler shell.
4. Coil.
5. Boiler cover, bottom.
6. Insulation kit.
When the insulation needs to be replaced,
please follow the guide line below:
Begin mounting the cord at the position shown
on picture counter clock wise (straight arrow)
Continue to mount the cord until tube crossing
of inner and outer tube, see arrow on picture
Fig.F.78: Heat exchanger.
Fig.F.79: Heating coil. Fig.F.80: Heating coil.