PRONAR ZEFIR 85, Servicing Instruction

Page: 58 / 88

PRONAR
E. WORKING WITH THE TRACTOR
PRONAR
48
WRING SYSTEM
Negative pole (-) is connected to the tractor. Before setting about connecting any kind of
receiver to the wiring system you must check its polarity and set appropriate
connections.
A.C. Generator
Do not take any repair action using electric welding machine laying on the tractor or the
machine connected therewith without disconnecting wiring system (both circuits) of
the a.c generator.
For warranting unfailing operation of the a.c. generator when
taking advantage of wiring system of the tractor you must
observe aftermentioned rules:
•
do not take any action in relation to the wiring system when
the engine is running and the battery is connected.
•
do not inspect connections of wiring system elements using
method of inducing sparks (shorting method);
•
disconnect the battery from the „mass” when mounting or
removing the a.c. generator.
•
always check the polarity when connecting the battery to the
wiring system and also polarity of starting batteries
(transportable), used by some users for starting up in the
face of low temperatures.
Fig. E-25 A.C. Generator
Wiring system joint for trailers and additional supply 12V
Tractors ZEFIR are equipped with standarized (waccording to P olish N orm) joint of the wiring system
for trailers 1 and supply 12V for additional receivers connected to the wiring system of the tractor 2
(power-carrying capacity of the socket 10A), located on the back wall of the cab (from the outside).
2
1
To the joint of wiring system of trailers 1
( Fig. E-26) there are connected following
units (symbols according to PN are named
in brackets):
1 - ( L ) – driving direction light - left;
2 - ( + ) – sound signal;
3 - ( 31 ) – „mass”;
4 - ( R ) - driving direction light - right;
5 - ( 58R ) – position light - right;
6 - ( 54 ) – braking light („stop”);
7 - ( 58L ) – position light - left;
Fig. E-26 Joint of wiring system for trailers 1 and supply 12V (power-carrying capacity - 10A) for
additional receivers connected to the wiring system of the tractor 2 .
Lighter seat
12 V lighter seat is located inside the cab on right mudguard (see
Fig. E-27 ). In order to use the lighter you must press it home. When
the heating element reaches appropriate temperature, the lightes will
eject and will be ready for use. After taking the lighter out of its seat
you can use it for connecting mobile lamp or another electrical
equipment supplied with 12 V current.
ATTENTION:
You must not connect high-power appliances to the
lighter seat (power consumption up to 15A)
Fig. E-27 Lighter seat.