10 BOLT HEATING ELEMENT

The screws to fix the heating element to brass ring make their appearance in 1980.
Before then, the heating element was screwed directly on the boiler.
Are of two types: long in the case of copper element, which has the board more often, shorter in the case of steel element, that has the thin edge.

 

TYPE

FEATURES

START PRODUCTION

END PRODUCTION

MATERIAL

WEIGHT

DIMENSIONS

AVAILABLE

10 viti old b.jpg

09 resistenza 1992a.jpg

LONG BOLT

 

with partial thread

1980

1987

steel

4 gr

2,7 cm x 0,8 cm

no

10 viti old a.jpg

09 resistenza 1992a.jpg

LONG BOLT

 

with total thread

1988

1990

steel

4 gr

2,7 cm x 0,8 cm

no

10 viti old 1.jpg

09 resistenza 1992a.jpg

LONG BOLT

 

with total thread

1991

1996

steel

4 gr

2,7 cm x 0,8 cm

no

10 viti.jpg

09 resistenza b.jpg

SHORT BOLT

1997

now

steel

4 gr

2,2 cm x 0,8 cm

yes