Lincoln Electric K3590-1 User manual

IM10503 Feb-19 ©Lincoln Global Inc. The graphics may not exactly reflect the latest design.
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K3590-1 - RANGER UNDERCARRIAGE (ALL TERRAIN)
REQUIRED TOOLS
•9/16” Wrench and Socket
•1/2” Wrench and Socket
•TORX T-30 Bit or Driver
•Grease Gun
•Hammer or Mallet
•Crane or Hoist
PARTS INCLUDED
1
L17286
SIDE RAIL
1
T8833-86
3/8-16 X 1.25" HHCS
2
CF000067
3/8-16 HEX NUT
2
S9262-120
3/8" PLAIN WASHER
4
E106A-16
3/8" LOCKWASHER
2
2
L17287
SIDE RAIL
1
T8833-86
3/8-16 X 1.25" HHCS
2
CF000067
3/8-16 HEX NUT
2
S9262-120
3/8" PLAIN WASHER
4
E106A-16
3/8" LOCKWASHER
2
3
L17288
FRONT CROSSMEMBER
1
S24739-43
5/16-18 X .75" HHCS
4
S9262-121
5/16" PLAIN WASHER
4
CF000029
5/16-18 HEX NUT
4
E106A-14
5/16" LOCKWASHER
4
4
L17289
REAR CROSSMEMBER
1
S24739-43
5/16-18 X .75" HHCS
4
S9262-121
5/16" PLAIN WASHER
4
CF000029
5/16-18 HEX NUT
4
E106A-14
5/16" LOCKWASHER
4
5
M26317
AXLE SHAFT
2
6
S32770
PNEUMATIC WHEEL
4
S32843
E-CLIP
4
S9262-24
1.00" PLAIN WASHER
4
7
G9190
HANDLE ASSEMBLY
1
S24739-43
5/16-18 X .75" HHCS
4
S9262-121
5/16" PLAIN WASHER
4
CF000029
5/16-18 HEX NUT
4
E106A-14
5/16" LOCKWASHER
4
8
S33350
LIMITER BRACKET
2
T8833-86
3/8-16 X 1.25" HHCS
4
CF000067
3/8-16 HEX NUT
4
S9262-120
3/8" PLAIN WASHER
8
E106A-16
3/8" LOCKWASHER
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WARNING
Push only from the front using the
Undercarriage handle.
times.
CAUTION

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Step 1: Limiter Brackets
Install the two limiter brackets tothe front crossmember as shown. Using a 9/16” wrench and
socket, attach with (4) 3/8”-16 x 1.25” hex head cap screw, (4) 3/8-16 hex head nuts, (8) 3/8”
plain washers, (4) 3/8” lock washers. Torque the 3/8-16 bolts to 15 ft-lb.
Figure A- 1

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Step 2: Front Crossmember
Using a 1/2” wrench and socket, install the front crossmember (L17288) to the two side rails
(L17286 & L17287). Use (4) 5/16-18 x 1.00 hex head cap screw, (4) 5/16-18 hex nuts, (4) 5/16”
plain washers, and (4) 5/16” lock washers. Leave bolted connections finger tight.
Figure A- 2

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Step 3: Rear Crossmember
a. Using a 1/2” wrench and socket, install the rear crossmember (L17289) to the two side rails
(L17286 & L17287). Use (4) 5/16-18 x 1.00 hex head cap screw, (4) 5/16-18 hex nuts, (4) 5/16”
plain washers, and (4) 5/16” lock washers. Tighten all bolts on the front and rear crossmembers
now. Torque all 5/16” hardware to 8 ft-lbs.
Figure A- 3

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Step 4: Axles and Wheels
a. Slide each axle shaft (M26317) through the side rail holes.
b. Push a wheel onto each end of the axle shaft with the longer hub oriented toward the side rail
and the Air Valve hub side facing out.
c. Place a 1” washer on the axle and then attach an E-Clip to each end of the axle shaft to hold the
wheels in place.
d. Grease each wheel hub with grease gun.
Figure A- 4

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Step 5: Bolting Machine to Undercarriage
a. Place the machine on the undercarriage with a crane or hoist, aligning the (4) holes on the bottom
of the machine with the (4) holes on the cart. The side doors will need to be removed to see the
front (2) holes on the machine.
b. Using a 9/16” wrench and socket, assemble the undercarriage tothe machine using the (2) holes
on each side rail. Use (4) 3/8-16 x 1.25” hex head cap screw, (4) 3/8-16 hex nuts, (8) 3/8” plain
washers, and (4) 3/8” lock washers. Torque 3/8-16 bolts to 15 ft-lb.
REAR MOUNT
ACCESS WINDOWS
FRONT MOUNT BOLT ACCESS
1 PER SIDE
HEX NUT
LOCK WASHER
PLAIN WASHER
PLAIN WASHER
BOLT
Figure A-6
Figure A- 5

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Step 6: Installing the Handle
a. Remove (2) ¼-20 x .50” Pan Head screws
using a T30 bit from the front left and front
right sides of the welder. (Figure A-7)
b. Using a 1/2” wrench and socket, install the
handle assembly (G9190) to the two side
rails (L17286 & L17287). Use (4) 5/16-18 x
1.00” hex head cap screw, (4) 5/16-18 Hex
nuts, (4) 5/16” plain washers, and (4) 5/16”
Lock washers inserted into the bottom two
holes. Leave loose until after step c.
c. Insert and tighten the (2) ¼-20 x .50” pan
head screws (from Step 6a) using a T30 bit
through the remaining ¼” hole on each side
of the undercarriage handle mount. Torque
¼-20 panhead screw to 50 in-lbs and 5/16-
18 bolts to 8 ft-lbs.
Figure A- 7
Figure A- 8
REMOVE SCREW
1 PER SIDE