Caterpillar Cat 336D2 and 336D2 L Excavator (Prefix WDC) Service Repair Manual Instant Download

1
Service Repair Manual
Models 336D2 and 336D2 L Excavator
2
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Product EXCAVATOR Model 336D2 EXCAVATOR
WDC Configuration 336D2 336D2 L Excavators
WDC00001-UP (MACHINE) POWERED BY C9
Engine Disassembly and Assembly 330D, 336D,
336D2, 340D and 340D2 Excavators and 336D MHPU
Mobile Hydraulic Power Unit Machine Systems Media
Number -RENR8648-30 Publication Date
-01/03/2015 Date Updated -15/08/2018
i02415273
Piston Motor (Hydraulic Fan) - Assemble SMCS -
1386-016-QP 5058-016-FM 5058-016-HFN Assembly
Procedure Table 1
Required Tools Required Tools Required Tools Required Tools
Tool Part Number Part Description Qty
B 1P-1861 Retaining Ring Pliers 1
C 1P-0510 Driver Gp 1
Illustration 1
g01207288
1. Install bearing cup (29).
3
Illustration 2
g01207286

1. Install lip seal (28).
2. Use Tooling (C) in order to install retaining
   ring (27).

• Illustration 3 g01207624
• Raise the temperature of bearing cone (26).
• Install bearing cone (26) onto shaft (25).

Illustration 4
g01207285
6. Install shaft (25) and swashplate (24).
4
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Illustration 5
g01207283
Illustration 6
g01207284
Improper assembly of parts that are spring loaded
can cause bodily injury. To prevent possible
injury, follow the established assembly procedure
and wear protective equipment.

1. Install shim (21), spring (22), and shim (23).
2. Use Tooling (C) and Tooling (B) in order to
   install retaining ring (19).

6
Illustration 7
g01207282
9. Install pins (18).
Illustration 8
g01207281

1. Install bearing (17).
2. Install pistons (15) and retainer (16).

Illustration 9
g01207280
12. Install rotating group (14) and shim (13).
7
Illustration 10
g01207279
13. Install bearing cone (12).
Illustration 11
g01207278
Improper assembly of parts that are spring loaded
can cause bodily injury. To prevent possible
injury, follow the established assembly procedure
and wear protective equipment.
14. Install O-ring seal (11), poppet (10), spring
(9), poppet (8), sleeve (7), and plug (6).
8

• Illustration 12 g01207276
• Lower the temperature of bearing cup (5).
• Install bearing cup (5), port plate (4), and
  O-ring seal (3).

Illustration 13
g01207275
Improper assembly of parts that are spring loaded
can cause bodily injury. To prevent possible
injury, follow the established assembly procedure
and wear protective equipment.
17. Install head (2) and bolts (1). End By a.
Install the piston motor. Refer to Disassembly
and Assembly, "Piston Motor (Hydraulic Fan) -
Install".
9
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Product EXCAVATOR Model 336D2 EXCAVATOR
WDC Configuration 336D2 336D2 L Excavators
WDC00001-UP (MACHINE) POWERED BY C9
Engine Disassembly and Assembly 330D, 336D,
336D2, 340D and 340D2 Excavators and 336D MHPU
Mobile Hydraulic Power Unit Machine Systems Media
Number -RENR8648-30 Publication Date
-01/03/2015 Date Updated -15/08/2018
i02415453
Piston Motor (Hydraulic Fan) - Install SMCS -
1386-012-QP 5058-012-FM installation
Procedure Note Cleanliness is an important
factor. Before assembly, all parts should be
thoroughly cleaned in cleaning fluid. Allow the
parts to air dry. Wiping cloths or rags should
not be used to dry parts. Lint may be deposited
on the parts which may cause later trouble.
Inspect all parts. If any parts are worn or
damaged, use new parts for replacement.

• Illustration 1 g01207418
• Use a suitable lifting device to install piston
  motor (5). The weight of piston motor (5) is
  approximately 23 kg (50 lb).
• Install bolts (6).

10
Illustration 2 g01207416 3. Use a suitable
lifting device to reposition fan motor assembly
(4), as shown. The weight of fan motor assembly
(4) is approximately 68 kg (150 lb).
Illustration 3
g01207415

• Install hub (3) and bolts (2).
• Bend locking tabs (1) over bolts (2).
• End By
• a. Install the fan. Refer to Disassembly and
  Assembly, "Fan - Install".

Copyright 1993 - 2020 Caterpillar Inc. All Rights
Reserved. Private Network For SIS Licensees.
Mon Aug 10 235903 UTC0800 2020
11
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Product EXCAVATOR Model 336D2 EXCAVATOR
WDC Configuration 336D2 336D2 L Excavators
WDC00001-UP (MACHINE) POWERED BY C9
Engine Disassembly and Assembly 330D, 336D,
336D2, 340D and 340D2 Excavators and 336D MHPU
Mobile Hydraulic Power Unit Machine Systems Media
Number -RENR8648-30 Publication Date
-01/03/2015 Date Updated -15/08/2018
i02554917
Hydraulic Lockout Control - Remove SMCS -
5001-011-LK Removal Procedure
Illustration 1
g01187398
1. Remove screws (2) and panel (1).
12

• Illustration 2 g01278781
• Remove screws (6). Cut cable strap (8) and place
  switch (7) aside.
• Remove bolt (4), bolt (5), and hydraulic lockout
  control (3).

Copyright 1993 - 2020 Caterpillar Inc. All Rights
Reserved. Private Network For SIS Licensees.
Mon Aug 10 235959 UTC0800 2020
13
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Product EXCAVATOR Model 336D2 EXCAVATOR
WDC Configuration 336D2 336D2 L Excavators
WDC00001-UP (MACHINE) POWERED BY C9
Engine Disassembly and Assembly 330D, 336D,
336D2, 340D and 340D2 Excavators and 336D MHPU
Mobile Hydraulic Power Unit Machine Systems Media
Number -RENR8648-30 Publication Date
-01/03/2015 Date Updated -15/08/2018
i02378526
Hydraulic Lockout Control - Disassemble SMCS -
5001-015-LK Disassembly Procedure Start By a.
Remove the hydraulic lockout control. Refer to
Disassembly and Assembly, "Hydraulic Lockout
Control - Remove".
Illustration 1
g01187382
Personal injury can result from being struck by
parts propelled by a released spring force. Make
sure to wear all necessary protective equipment.
14
Follow the recommended procedure and use all
recommended tooling to release the spring force.

1. Remove retaining rings (1) and lever assembly
   (2).
2. Remove retaining ring (4), lever assembly (5),
   and spring (3).

Illustration 2 g01187383 3. Pull back cover (8)
in order to remove pin (7) from pipe assembly (6).
Illustration 3
g01187385
Personal injury can result from being struck by
parts propelled by a released spring force. Make
sure to wear all necessary protective
equipment. Follow the recommended procedure and
use all recommended tooling to release the spring
force.
15

1. Remove pin (10) from pin (9).
2. Remove spring (11) from cover (12).

Copyright 1993 - 2020 Caterpillar Inc. All Rights
Reserved. Private Network For SIS Licensees.
Tue Aug 11 000055 UTC0800 2020
16
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Previous Screen
Product EXCAVATOR Model 336D2 EXCAVATOR
WDC Configuration 336D2 336D2 L Excavators
WDC00001-UP (MACHINE) POWERED BY C9
Engine Disassembly and Assembly 330D, 336D,
336D2, 340D and 340D2 Excavators and 336D MHPU
Mobile Hydraulic Power Unit Machine Systems Media
Number -RENR8648-30 Publication Date
-01/03/2015 Date Updated -15/08/2018
i02378527
Hydraulic Lockout Control - Assemble SMCS -
5001-016-LK Assembly Procedure
Illustration 1
g01187385
Personal injury can result from being struck by
parts propelled by a released spring force. Make
sure to wear all necessary protective
equipment. Follow the recommended procedure and
use all recommended tooling to release the spring
force.
17

1. Install spring (11) to cover (12).
2. Install pin (10) to pin (9).

Illustration 2
g01187383

1. Install pin (7) to pipe assembly (6).
2. Slide cover (8) over pipe assembly (6).

Illustration 3
g01187382
Personal injury can result from being struck by
parts propelled by a released spring force. Make
sure to wear all necessary protective
equipment. Follow the recommended procedure and
use all recommended tooling to release the spring
force.
5. Install spring (3), lever assembly (5), and
retaining ring (4).
18
6. Install lever assembly (2) and retaining rings
(1). End By a. Install the hydraulic lockout
control. Refer to Disassembly and Assembly,
"Hydraulic Lockout Control - Install".
Copyright 1993 - 2020 Caterpillar Inc. All Rights
Reserved. Private Network For SIS Licensees.
Tue Aug 11 000151 UTC0800 2020
19
Shutdown SIS
Previous Screen
Product EXCAVATOR Model 336D2 EXCAVATOR
WDC Configuration 336D2 336D2 L Excavators
WDC00001-UP (MACHINE) POWERED BY C9
Engine Disassembly and Assembly 330D, 336D,
336D2, 340D and 340D2 Excavators and 336D MHPU
Mobile Hydraulic Power Unit Machine Systems Media
Number -RENR8648-30 Publication Date
-01/03/2015 Date Updated -15/08/2018
i07426591
Hydraulic Lockout Control - Install SMCS -
5001-012-LK Installation Procedure Table 1
Required Tools Required Tools Required Tools Required Tools
Tool Part Number Part Description Qty
A - Loctite 243 -

• Illustration 1 g01278781
• Install hydraulic lockout control (3), bolt (4),
  and bolt (5).
• Apply Tooling (A) to the threads of screws (6).
  Position switch assembly (7) and install screws
  (6). Tighten screws (6) to a torque of 0.7 0.1
  Nm (6.2 0.9 lb in). Attach cable strap (8).

20
Illustration 2
g01187398
3. Install panel (1) and screws (2).
Copyright 1993 - 2020 Caterpillar Inc. All Rights
Reserved. Private Network For SIS Licensees.
Tue Aug 11 000247 UTC0800 2020
21
Shutdown SIS
Previous Screen
Product EXCAVATOR Model 336D2 EXCAVATOR
WDC Configuration 336D2 336D2 L Excavators
WDC00001-UP (MACHINE) POWERED BY C9
Engine Disassembly and Assembly 330D, 336D,
336D2, 340D and 340D2 Excavators and 336D MHPU
Mobile Hydraulic Power Unit Machine Systems Media
Number -RENR8648-30 Publication Date
-01/03/2015 Date Updated -15/08/2018
i02417256
Operator Console - Remove and Install SMCS -
5258-010 Removal Procedure Table 1
Required Tools Required Tools Required Tools Required Tools
Tool Part Number Part Description Qty
A FT-2674 Vacuum Cap 1
Start By a. Remove the seat. Refer to
Disassembly and Assembly, "Seat - Remove". Note
Put identification marks on all lines, on all
hoses, on all wires, and on all tubes for
installation purposes. Plug all lines, hoses, and
tubes. This helps to prevent fluid loss and this
helps to keep contaminants from entering the
system.
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Illustration 1
g01208165
1. Remove plates (1) and (2).
Illustration 2 g01196137 2. Attach Tooling (A)
and an air supply to the hydraulic oil tank.
Apply 345 70 kPa (50 10 psi) to Tooling (A).
23
Illustration 3
g01208182
3. Disconnect hose assemblies (3).
Illustration 4
g01208191
4. Disconnect hose assemblies (4).
Illustration 5
g01208198
5. Disconnect harness assemblies (5).
Illustration 6
g01208202
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6. Disconnect harness assemblies (6).
Illustration 7 g01208204 7. Remove plate (8).
Move floor mat (7) toward the front of the cab.
Illustration 8 g01208208 8. Remove bolts (9)
from each side of the operator console. Pull hose
assemblies (3) and (4) through the floor of the
cab. Hose assemblies (3) and (4) were removed in
Steps 3 and 4. Pull harness assemblies (5) and
(6) through the floor of the cab. Harness
assemblies (5) and (6) were removed in Steps 5
and 6. Note If the machine is equipped with a
radio, the antenna will need to be disconnected.
25
Illustration 9
g01208250
9. Disconnect harness assembly (10).
Illustration 10 g01208252 10. Remove bolts (11)
and operator console (12). Installation
Procedure Table 2
Required Tools Required Tools Required Tools Required Tools
Tool Part Number Part Description Qty
A FT-2674 Vacuum Cap 1
Illustration 11 g01208252 1. Install operator
console (12) and bolts (11).
26
Illustration 12
g01208250
2. Connect harness assembly (10).
Illustration 13 g01208208 3. Insert hose
assemblies (3) and (4) through the hole in the
cab floor. Insert harness assemblies (5) and (6)
through the holes in the cab floor. Hose
assemblies (3) and (4) and harness assemblies (5)
and (6) will be connected in the following steps.
Install bolts (9) from each side of the operator
console. Note If the machine is equipped with a
radio, the antenna will need to be connected.
Illustration 14
g01208204
27
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4. Move floor mat (7) toward the rear of the cab.
Install plate (8).
Illustration 15
g01208202
5. Connect harness assemblies (6).
Illustration 16
g01208198
6. Connect harness assemblies (5).
Illustration 17
g01208191
7. Connect hose assemblies (4).
29
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friend! Thank you very much for reading. Enter
the link into your browser. The full manual is
available for immediate download. https//www.ebo
oklibonline.com