WORKSHOP MANUAL
T...102/122 - TC...102/122
Map of functional units
This check is done by disconnecting connector CN1
and using the tester in Ohmmeter mode.
This o peration must be performed without the opera-
tor a board, making contact with the ferrules on the
contacts of the wiring connector (1) and must give
these results:
Engine Stop
This operation must be done making contact with the
ferrules on the contacts of connector CN1 of the card,
keeping all other connectors con nected, and must
give this result:
Reverse Consent
This check is made by detaching all the connector (3).
The following results must be achieved using the
Ohm-meter function tester with the probes in contact
with the contacts of circuit board connector (3) and
the contact «1-CN1» of the card:
Validity
General informations
Related topics
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CHAPTER
REVISION
FROM ...
PAGE
7.13
2
2018
1 of 1
SAFETY MICROSWITCHES OPERATION
CHECK
1
2
3
4
12 13
14 15
16 17
18 19
20
11
3 4
5 6
7 8
9 10
1 2
CN2
CN1
1 11
2 12
3 13
4 14
5 15
6 16
7 17
8 18
9 19
10 20
1 11
2 12
3 13
4 14
5 15
6 16
7 17
8 18
9 19
10 20
1
2
3
4
12 13
14 15
16 17
18 19
20
11
3 4
5 6
7 8
9 10
1 2
CN2
CN1
1
2
3
4
12 13
14 15
16 17
18 19
20
11
3 4
5 6
7 8
9 10
1 2
CN2
CN1
1 11
2 12
3 13
4 14
5 15
6 16
7 17
8 18
9 19
10 20
No. of Contacts
Tester reading and condition
GRASS-CATCHER ATTACHED MICROSWITCH
1 - 6
∞ (without g.catc) O (with g.catcher)
OPERATOR PRESENCE
1 - 14
∞ (absent)
O (seated)
PARKING MICROSWITCH
1 - 17
O (free)
∞ (engaged)
BLADES SWITCH
1 - 16
∞ (engaged)
O (disengaged)
“IN NEUTRAL” SIGNAL
1 - 7
O (drive)
∞ (neutral)
GRASS-CATCHER FULL MICROSWITCH
1 - 13
∞ (empty)
O (full)
FUEL LEVEL GAUGE (if present)
1 - 5
O (reserve)
∞ (from 1/2 to full)
1 - 8
O (full)
∞ (from reserve to 1/2)
OIL WARNING LIGHT (if present)
1 - 15
O (always)
IGNITION KEY
+ Battery - 11
∞ (OFF)
O (ON)
O (START)
+ Battery - 12
∞ (OFF)
∞ (ON)
O (START)
No. of Contacts
Tester reading and condition
1 - 3
O (Always)
No. of Contacts
Tester reading and condition
REVERSE CONSENT BUTTON
1 (CN1) - 3 violet
∞ (released)
O (pressed)
REVERSE GEAR MICROSWITCH
1 (CN1) - 3 bleu
O (free)
∞ (pressed)
