
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
Ride Mower
LT18542 B
954571748
Illustrated
Parts List
2004-02
I0402013
Repair Parts Manual
www.mymowerparts.com

For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com

For Husqvarna Parts Call 606-678-9623 or 606-561-4983
TRACTOR - - MODEL NO. LT18542 (LT18542B), PRODUCT NO. 954 57 17-48
SCHEMATIC
A
AMMETER
(OPTIONAL)
RED
B
G
L
IGNITION
SWITCH
BLACK
RED
BLACK
BATTERY
RED
FUSE
WHITE
RED
M
STARTER
BLACK
SOLENOID
S
M
A1
CLUTCH / BRAKE
(PEDAL UP)
WHITE
A2
SEAT SWITCH
(NOT OCCUPIED)
WHITE
BLACK
BLACK
HOUR
ATT'MENT CLUTCH
(CLUTCH OFF)
BLACK
BLACK
BLACK
GROUNDING
CONNECTOR
METER
BLUE
(OPTIONAL)
FUEL
LINE
BLACK
IGNITION
UNIT
SPARK
PLUG
GAP
(2 PLUGS ON
TWIN CYL. ENGINES)
IGNITION SWITCH
CIRCUITPOSITION
OFF
M+G+A1
B+A1RUN/LIGHT
B+A1RUN
B + S + A1START
“MAKE”
NONE
A2+L
NONE
NONE
28 VOLTS AC MIN. @ 3600 RPM
(CHARGING SYSTEM DISCONNECTED)
DIODE
14 VOLTS AC MIN. @ 3600 RPM (LIGHTS OFF)
FUEL SHUT-OFF SOLENOID
(IF SO EQUIPPED)
ORANGE
CHARGING SYSTEM OUTPUT
3 AMP DC @ 3600 RPM
RED
LIGHTING SYSTEM OUTPUT
5 AMP AC @ 3600 RPM
NOTE
YOUR TRACTOR IS
EQUIPPED WITH A SPECIAL
BROWN
ALTERNATOR SYSTEM.
THE LIGHTS ARE NOT
CONNECTED TO THE
BATTERY, BUT HAVE THEIR
OWN ELECTRICAL SOURCE.
BECAUSE OF THIS, THE
BRIGHTNESS OF THE LIGHTS
WILL CHANGE WITH ENGINE
SPEED. AT IDLE THE LIGHTS
WILL DIM. AS THE ENGINE IS
SPEEDED UP, THE LIGHTS
NON-REMOVABLE
CONNECTIONS
WILL BECOME THEIR BRIGHTEST.
REMOVABLE
CONNECTIONS
WIRING INSULATED CLIPS
NOTE: IF WIRING INSULATED CLIPS WERE REMOVED FOR
SERVICING OF UNIT, THEY SHOULD BE REPLACED TO
PROPERLY SECURE YOUR WIRING.
ALTERNATOR
BLACK
HEADLIGHTS
27
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For Husqvarna Parts Call 606-678-9623 or 606-561-4983
REPAIR PARTS
TRACTOR - - MODEL NO. LT18542 (LT18542B), PRODUCT NO. 954 57 17-48
ELECTRICAL
42
24
41
33
30
27
43
27
25
27
27
26
40
16
16
D.C. AMPERES
8
45
52
29
28
27
2
1
90
28
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For Husqvarna Parts Call 606-678-9623 or 606-561-4983
REPAIR PARTS
TRACTOR - - MODEL NO. LT18542 (LT18542B), PRODUCT NO. 954 57 17-48
ELECTRICAL
KEY PART
NO. NO. DESCRIPTION
1 532 16 34-65 Battery
2 874 76 04-12 Bolt Hex Hd 1/4-20 unc x 3/4
8 532 17 66-89 Box Battery
16 532 17 61-38 Switch Interlock
21 532 17 56-88 Harness Asm Light W/4152j
22 532 00 41-52 Bulb Light #1156
24 532 12 47-80 Cable Battery 6 Ga. 11" red
25 532 14 61-47 Cable Battery 6 Ga. 44" red w/16 wire
26 532 17 51-58 Fuse
27 873 51 04-00 Nut Keps Hex 1/4-20 unc
28 532 12 47-73 Cable Ground 6 Ga. 12" black
29 532 12 13-05 Switch Plunger Gray
30 532 17 55-66 Switch Ign Delta
33 532 14 04-01 Key Ign Molded Generic
40 532 17 97-20 Harness Ign.
41 871 11 04-08 Bolt Blk Fin Hex 1/4 - 20 x 1/2
42 532 13 15-63 Cover Terminal Red
43 532 17 88-61 Solenoid
45 532 12 14-33 Ammeter
52 532 14 19-40 Protection Wire Loop
90 532 18 04-49 Cover Terminal Battery
NOTE: All component dimensions given in U.S. inches.
1 inch = 25.4 mm.
29
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For Husqvarna Parts Call 606-678-9623 or 606-561-4983
REPAIR PARTS
TRACTOR - - MODEL NO. LT18542 (LT18542B), PRODUCT NO. 954 57 17-48
CHASSIS AND ENCLOSURES
31
209
209
10
30
18
17
259
212
28
10
5
5
261
260
258
39
166
208
206
60
9
209
208
207
64
74
26
26
143
38
144
144
60
26
26
142
37
209
14
145
37
1
13
208
11
209
142
2
209
38
14
chassis-husqy.stlt_22
30
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