Zanotti un0 010, Workshop Manual

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112
Diesel Engine
4.5 Electric System
(f)
Connect 9th wire to D+. Connect red positive wire
to B+.
CAUTION
!
Negative pole con- nection is ensure
by alternator metal body.
E1 Glow Plugs
Part # Current Resistance
3RMD299 5,5A 0,6 Ω
3RMD453 5,5A 2,4 Ω
Individual Protection Devices
Goggles
Gloves
Proper tools
Current Absorption Test
(a)
Open unit door and engine side cover.
(b)
Measure glow plugs heating absorption during
starting procure by using a Multimeter pliers.
Engine is equipped with 3 glow plugs, total
absorption has to be 3 times single one. If the
measurement indicates a lower value, at least one
of the glow plugs is defective.
CAUTION
!
If one glow plug is defective, we
recommend replacing the entire set. If only one
defective glow plug is replaced, each glow plug has to
be tested separately.