Global garden products 72FL Hydro, Руководство по ремонту

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72FL hydro
7.1
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- TROUBLESHOOTING
OF THE ELECTRICAL SYSTEM
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WORKSHOP MANUAL
pag.
MODEL YEAR 2016
3/2015
7.1 TROUBLESHOOTING OF THE ELECTRICAL SYSTEM
In the following some of the problems connected to the malfunctioning of the e lec tri cal
system are shown, with their probable cause and the remedial action to be ta ken. Should
the problem continue after the appropriate checks, seek assistance from your local Ser-
vice Centre.
Faulty electronic cards must always be re pla c ed without trying to repair them or
replace single components.
PROBLEM CAUSE REMEDY
1)
Activation of the self-resetting protection of the electronic card is signalled by the failure of the LED to light, by it
switching off during work, by the engine running erratically or stopping.
1. Activation of the self-resetting protection 1) ....
a)…. on inserting the key
in position «ON
Battery terminal crossed Check the battery connections
Short circuit to earth
Check the connectors and wiring
of the microswitches
b) ... in position «START»
or after a few seconds’ use
Sulphated battery
(it no longer accepts recharging)
Replace the battery
Faulty or wet electronic card
Check and dry with low pressure tepid air
(hair-dryer)
Disconnected or missing battery
Reconnect the battery, which must always
be connected
Battery terminals corroded or with poor
contact
Check and clean the connections
c) ... after several minutes’
use
Poor or missing earth contact on the
charge regulator Check the earth connections and the
screws fastening the regulator
Overvoltage from a malfunction in the
regulator
Check the recharge circuit [see 7.7]
Battery disconnected or faulty during
use
Check the battery or wiring
2. With the key in the «ON»
position the pilot lamp
remains off
The battery is not supplying the card
Check the connection cables
Check the battery’s condition [see 7.8]
Battery or card not earthed to frame Check and put right
10 A fuse blown Replace fuse
Battery terminal crossed Check connections
3. The pilot lamp comes on
but, with the key in the
«START» position, the
starter motor does not turn
or lacks power
(poor starting)
The battery is not supplying sufficient
current
Recharge the battery [see 7.8]
Badly earthed battery, or the starter
relay or motor not earthed
Check and put right
Defect in the starter relay
Check that the starter relay is activated
[see 7.5]
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