75
12/04
SPIDER MAX 500
B
Moving the arm and the float, make sure that the resistan-
ce varies according to the arm movement.
Empty tank limit value= 95 ÷ 105
Ω
Ω
Ω
Ω
Ω
.
Full tank = 0 ÷ 9
Ω
Ω
Ω
Ω
Ω
.
- Follow the disassembly instructions in the reverse order
to assemble the unit.
- Extract the level indicator from the tool slide.
- Level indicator check.
It is possible to perform the check even before disassem-
bling the support.
Measure the resistance across the two cables of the level
indicator.
(2) Pressure regulator:
- Remove the retaining spring.
F. 41
F. 44
F. 42
F. 43