<p>Service Manual
Hydraulic Excavator
A 309 - R 317 Litronic
en
General
1
Tools
2
Technical data / maintenance instructions
3
Drive motor
4
Coupling / pump distribution gear
5
Hydraulic system
6
Hydraulic components
7
Electrical system
8
Slewing gear mechanism
9
Slewing ring
10
Transmission
11
Axles
12
Steering
13
Oscillating axle support
14
Brake system
15
Special equipment / accessory kits
16
Operator's cab / heating and air-conditioning
17
Undercarriage / uppercarriage / attachments
18
Tank arrangement
19
Service Manual
1.1
MJFCIFSS
SUBGROUP - INDEX
Section
Group
Type
Modification of series
1.02.1
A 309 LI - R 317 LI
Safety instructions
1.10.1
A 309 LI - R 317 LI
Tightening torques WN 4037
1.20.1
A 309 LI - R 317 LI
Tightening torques for screw connections
1.21.1
A 309 LI - R 317 LI
Assembly instruction for cylinder (WN 4121B) 1.22.1
A 309 LI - R 317 LI
Assembly instruction for cylinder (WN 4122B) 1.24.1
A 309 LI - R 317 LI
Fuels, lubricants and other consumables
1.50.1
A 309 LI -R 317 LI
Lubricant list TE-ML 05
1.55.1
A 309 LI -R 317 LI
Lubricant list TE-ML 07
1.56.1
A 309 LI -R 317 LI
Service Manual
MJFCIFSS
1.2
Service Manual
1.02.1
Modification of series
MJFCIFSS
Modification of series
Item
Type of modification
Affected models
(a)
Modified actuation of the pressure-relief
valves for slewing gear
Joint control line Xab replaced by separate
control lines Xa / Xb for each valve
Additional orifice 126 in connection P of valve
125
Modified measuring connections
Measuring connections 137 / 138 are moved
from the side to the top
A 314 Li: 11147
A 316 Li: 11152
A 316 Li industrial: 11178
(b)
Modified spool
Spool for slewing gear
(change in design from restricted to blocked
outlet)
Spool for chassis
(change in design from restricted to open
outlet)
A 314 Li: 11820
A 316 Li: 11822
A 316 Li industrial: 11823
(c)
Modified pressure balance 244 for stick
cylinder
Change from pressure balance without shock
absorption to pressure balance with 0.4mm
shock absorption
Additional control line from control valve blo