Global Garden Products Lawn Mower 72 72 Hydro Instructions Manual

© by GLOBAL GARDEN PRODUCTS
72
7.5.2
STARTER RELAY OPERATION CHECK





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WORKSHOP MANUAL
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7.5 STARTER RELAY OPERATION CHECK
WARNING! – Remove the cap of the sparking
plug, since the safety systems that normally pre-
vent accidental starting of the engine are cut out
when the checking procedure is carried out.
To do this requires:
–engaging the parking brake;
–disengaging the blade;
–the key in the «ON» position.
Disconnect the connector CN3.
In making a bridge...

7.6 ELECTRONIC CARD OPERATION CHECK
A) Card supply
To make this test it is necessary to have:
–The key in the «ON» position
–Connector CN2 
(1)disconnected from the card,
with all the other connectors attached.
In this situation the pilot lamp should come on.
If the indicator light go out when connector 
(1)is
inserted, the earth connections of the microswitch-
es must be checked.
B) Safety and service supply check
This check is done with the tester in the Voltmeter
function (Volt DC 0 ÷ 20), with the...

7.7 RECHARGE CIRCUIT CHECK
The job of the voltage regulator is to supply a flow of current to the battery at a constant voltage of about 14 -
15 Volts, cutting in every time that the output voltage from the generator exceeds this threshold.
A faulty regulator may recharge the battery insufficiently (therefore needing frequent recharging) or, otherwise,
may supply overloading that causes the self-resetting protection to cut in.
Before checking the recharge circuit, make sure that:
– all connections are...

7.8 CARE AND MAINTENANCE OF THE SEALED BATTERY
A) General information
In a sealed “dual” battery, the electrolyte for each element is carefully measured out during manufacture and
sealed at source, in order to ensure maximum performance during the battery’s entire life.
With a battery of this type, it is not necessary to add water or acid, and the cover must never be opened or
removed.
B) Recommendations for correct use
To keep the battery performing at optimum levels and to increase its life, various...

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72
7.9.1
FITTING SAFETY MICROSWITCHES





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3/2003
7.9 FITTING SAFETY MICROSWITCHES
IMPORTANT
If the microswitches are to function correctly, it is important to follow the exact assembly positions by
referring to the drawings that indicate the various usages of each type.
A 
= Free
B= Activated
Adjust the seat safety microswitch (1)only by
changing the position of the cam 
(2), after loosening
the two fixing screws 
(3).
This...

3/2006
72
7.10.3
ELECTRICAL DIAGRAMS





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© by GLOBAL GARDEN PRODUCTS
CN3
5
CN5 CN1CN2
WH
BL
BR
RE BK
BK
BK BK
RE
OR RE
RE RE
REBR
VIBRBL
REBL
RE
YW YW
RE
RE RE
BK BKWH WHRE RE
GY GY
AVV +Bt Mot. Avv
GND
GND VIVIWH
BL
BKNC - 3
NO - 2C
NC - 3
NO - 2C
NC - 3
NO - 2C
VI
RE
BR BK
12 1
6
7
8
10
11
2
34 13
NC
C
RE
BK
BK
NC - 3
NO - 2C
NC - 3
NO - 2C
9
25722415/1
a
bc
RE
14a
14b
1Electronic card2Engine2aGenerator2bStarter motor2cEngine stop3Battery4Starter...

8.1 SUMMARY OF TIGHTENING TORQUES
Below are the specified tightening torques for the
fixing bolts on the main parts.  
1Screws for engine fastening  ........... 25 ÷ 30 Nm
2Screw for engine pulley  .................. 45 ÷ 50 Nm
3Screws for rear axle brackets ......... 25 ÷ 30 Nm
4Blade pulley screw  ......................... 25 ÷ 30 Nm
5Nuts for flanged supports  .............. 25 ÷ 30 Nm
6Screw for blade  .............................. 45 ÷ 50 Nm
Every section in this manual gives values for all the...

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72
8.2.2- SUMMARY OF MAIN ASSEMBLY AMOUNTS
AND CHECKS




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8.2 SUMMARY OF MAIN ASSEMBLY AMOUNTS AND CHECKS
1
Frame
2Cutting deck
3Steering geometry
4Drive belt development
5Blade belt development
6Assembly of steering tie-rods
7Assembly of gear lever rod (➤ mechanical drive models)
8Assembly of hydrostatic unit / lever rod (➤ hydrostatic drive models)
9Assembly of pedal / lever rod (➤ hydrostatic drive models)
10Assembly of...

© by GLOBAL GARDEN PRODUCTS
72
8.2.2- SUMMARY OF MAIN ASSEMBLY AMOUNTS
AND CHECKS




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WORKSHOP MANUAL
page from 
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3/2006
2
3   

© by GLOBAL GARDEN PRODUCTS
72
8.2.2- SUMMARY OF MAIN ASSEMBLY AMOUNTS
AND CHECKS




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WORKSHOP MANUAL
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➤ Hydrostatic drive models
➤ Mechanical drive models
5
4