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7 - MAINTENANCE
Every 2000 hours
Cold weather hydraulic oil - Change
WARNING
Pressurized hydraulic fluid can penetrate the skin and cause severe injuries.
Hydraulic fluid is under extreme pressure. Rest the bucket or attachment on the ground. Shut the
engine off, turn the key on, and move the hydraulic control lever through all movements several times
to relieve residual pressure in the system.
Failure to comply could result in death or serious injury.
W0161A
Change the hydraulic oil every 2000 hours of operation or more frequently when operating conditions are severe.
Prior operation:
Keep all non-authorized personnel clear of the area. Park the machine on a firm, level surface, lower bucket/attach-
ment to the ground and apply the parking brake.
Service specifications
Type of oil
CASE AKCELA HY-TRAN® ULTRACTION SSL
621G Total system capacity
147.6 L
(
39 US gal
)
721G Total system capacity
177.8 L
(
47 US gal
)
NOTE:
it is recommended to replace the hydraulic oil filter when you replace the hydraulic oil.
1. Stop the engine. Put a “DO NOT OPERATE” tag on the
steering wheel or key switch.
2. Install the transport/service link into the locked position.
Refer to “Support strut and service link” in this manual.
3. Release pressure in the hydraulic system. Refer to
“Releasing pressure in the hydraulic system” in this
chapter.
4. Slowly loosen the filler cap on the hydraulic reservoir to
release any residual pressure in the reservoir. Leave
the filler cap loose during the procedure.
5. Remove the remote drain cover to access the hydraulic
oil drain.
LEIL17WHL1597AB
1
7-110
Содержание 621G Stage IV
Страница 42: ...2 SAFETY INFORMATION Empty tool LEEN11T0024AA 20 2 22 ...
Страница 60: ...2 SAFETY INFORMATION 2 40 ...
Страница 137: ...3 CONTROLS AND INSTRUMENTS Inducement and validation re starts LEIL14WHL0394HA 2 3 77 ...
Страница 138: ...3 CONTROLS AND INSTRUMENTS Validation re start procedure LEIL15WHL0608HA 3 3 78 ...
Страница 150: ...3 CONTROLS AND INSTRUMENTS 3 90 ...
Страница 166: ...4 OPERATING INSTRUCTIONS RCPH10WHL045BAH 7 4 16 ...
Страница 168: ...4 OPERATING INSTRUCTIONS RCPH10WHL045BAH 9 4 18 ...
Страница 170: ...4 OPERATING INSTRUCTIONS RCPH10WHL045BAH 12 4 20 ...
Страница 208: ...6 WORKING OPERATIONS 6 18 ...
Страница 227: ...7 MAINTENANCE DEF AdBlue level faults failures and engine power loss levels LEIL15WHL0607HA 2 7 19 ...
Страница 228: ...7 MAINTENANCE DEF AdBlue quality faults failures and engine power loss levels LEIL15WHL0609HA 3 7 20 ...
Страница 229: ...7 MAINTENANCE DEF AdBlue technical faults LEIL14WHL0392HA 4 7 21 ...
Страница 370: ...7 MAINTENANCE 7 162 ...