Maintenance service

AP00.20-D-0011C

Maintenance service

25.10.11

Performed 



Input condition 

not OK 

Operation

Position no..

Check by customer service advisor



Check vehicle for damage to paintwork, corrosion and accident damage





Lateral protection, roof/side spoilers





Date of tachograph inspection



Test bench



Brake testing on test stand

 Except air-operated brake system.

Enter brake values in kN:

Left Right

Front

Rear

Parking brake

AP42.00-D-4255C

Oil service

 Oil service subject to separate repair order.



Engine:
Oil and filter change

Engine 602.984/985 in Model 667, 668, 670

AP18.00-D-0101A

Engine 900.9, 904.9 in model 668, 670

AP18.00-D-0101C

Lubricating work



Lubricate steering knuckles, propeller shafts, trailer hitch, dumper system

AP00.20-D-0020B



Lubricate clutch release bearing

Transmission 710.6

AP25.20-D-2520A



Lubricate retarder (Telma)

Model 668, 670

AP43.40-D-4320A

Maintenance

Function/condition testing



Signaling system, indicator lamps



AP54.00-D-5451A



Windscreen wipers, washer system, headlamp cleaning system



AP82.30-D-8252A



Heating and ventilation, auxiliary heater



AP83.00-D-8351A



Seat belts, seat belt buckles and seat belt buckle extensions (check for external signs of damage and proper operation)



AP91.40-D-9150A

Check for leaks and condition
Pay attention to chafing points and line routing!

In the event of any loss of fluid, determine cause and rectify, subject to separate repair order



All major assemblies: Engine, transmission, transfer case, reversing gear, front axle, rear axle, steering, power steering pump



AP00.20-D-0050A



All cables and hoses,
sensor cables



AP00.20-D-0051A



All reservoirs, equipment, shock absorbers, air spring bellows, covers, boots, protective caps



AP00.20-D-0052A



Check steering mechanism:
tie rod, drag link, rubber boots and protective caps



Model 667, 668, 670
with steering 765.84

AP46.00-D-4650B



Cooling and heating system:
Cooler, lines and hoses



AP20.00-D-2050A



Intake manifold between air filter and engine



AP09.00-D-0953A

Check and correct fluid level



Check engine cooling system
anticorrosive/antifreeze, correct if necessary



______°C

Correct under separate order

AP20.00-D-2010A



Clutch operating system



AP25.20-D-2910A



Hydraulic Brake System



AP42.50-D-4210A



Antifreeze pump

Model 670.4 with code (B70) 

AP43.00-D-4311A



Power steering



AP46.00-D-4611A



Batteries



AP54.10-D-5410A

Engine

 V3

Check and adjust valve clearance

Engine 904.9 

AP05.30-D-0560A

Engine 900.9 

AP05.30-D-0560B

Chassis and body



Rubber auxiliary springs: visual inspection



AP32.00-D-3250A



Rear axle:
Adjust adjustment screw with sliding block



Rear axle 742.487/501/505 in model 670

Rear axle 742.501/505 in model 668

AP35.30-D-3560A



Automatic transmission:
Check oil cooling system and oil cooler for soiling on the outside

Transmission 723.332/34 

AP27.55-D-2752A



Automatic transmission:
Replace filter

Transmission 723.332 up to vehicle end no. N 135 213

Once at 8000 km.

AP27.00-D-2702D



Automatic transmission:
Replace filter

Transmission 723.332 as of vehicle end no. N 135 214

AP27.00-D-2702D



Trailer hitch:
Check function, play and fixing



AP31.10-D-3151B



Propeller shafts:
Check ball joints and sliding pieces for play and wear



AP41.10-D-4150A



Tire inflation pressure:
Correct including spare tire



AP40.15-D-4060A



Check brake lining thickness

Model 667

AP42.10-D-4253A

Model 668, 670

Approx. remaining brake lining thickness in mm:

left front right front

left rear right rear

AP42.10-D-4253B



Brake force regulator control:
Check double-lever mounting for play and wear



AP42.80-D-4257A



Retarder: Check gap

Model 668, 670 

AP43.40-D-4356A



Compressed air reservoir:
Drain condensation water



Model 668, 670 with engine 602.9, 900.9, 904.9

AP42.60-D-4390A



Dumper system:
Check function, play and attachment

Model 668, 670 

AP55.20-D-5550A

Additional operations once at
1st maintenance service

Tighten screws and nuts: Observe official torque specifications!

 Z1

Chassis and body:
Spring bracket



AP00.20-D-0073A

Additional operations at every
2nd maintenance service

Oil service

 Z2

Manual transmission: oil change

Model 667, 668, 670 with transmission 711.61,

Model 668, 670 with transmission 710.6, 712.613/621, 715.051,

Model 670 with transmission 710.84

AP26.00-D-2601A

 Z2

Transfer case: oil change

Model 670.4 with transfer case 750.553/ 581

AP28.00-D-2801B

 Z2

Reversing gear: oil change

Model 670.398 with transfer case 750.893

AP28.80-D-2802A

 Z2

Front axle oil change

Model 670.39/4 with front axle 730.35

AP33.00-D-3301B

 Z2

Rear axle: oil change

Model 667 with rear axle 741.131

Model 668, 670 with rear axle 742.50

Model 670 with rear axle 742.487

AP35.00-D-3501A

Engine

 Z2

Fuel prefilter (compact filter):
Clean filter element

Engine 904.9 as of engine end no. 027211,

Engine 900.9

AP47.20-D-0730A

 Z2

Fuel prefilter (in-line filter):
Replace filter

Engine 904.9 up to engine end no. 027210

AP47.20-D-0753A

 Z2

Fuel prefilter with water separator - replace filter element

Engine 900.9, 904.9 with code (K46)

AP47.20-D-0783A

 Z2

Replace fuel filter

Engine 602.984/985 in Model 667, 668, 670

AP47.20-D-0780B

Engine 900.9, 904.9

AP47.20-D-0780C

 Z2

Replace AdBlue® filter

Model 668, 670 with engine 900.9

AP14.40-D-1481A

 Z2

Check poly-V belt for wear and damage



Engine 602.984/985 in Model 667, 668, 670

Engine 904.908/914/923/936/955/964 in model 668, 670

Engine 904.904/961 in model 670

Engine 900.9 in model 668, 670

AP13.22-D-1351C

Additional work at every
4th maintenance service

Oil service

 Z4

Automatic transmission:
Oil and filter change

Transmission 723.332 as of vehicle end no. N 135 214

Oil quality: synthetic oil as per sheet 236.91
of MB Specifications for Operating Fluids.

Oil change after 4 years at the latest!

AP27.00-D-2702D

Model 668, 670 with transmission 723.345/346

Oil quality: synthetic oil as per sheet 236.91
of MB Specifications for Operating Fluids.

Oil change after 4 years at the latest!

AP27.00-D-2702B

Maintenance operations once a year

Lubricating work

 J1

All-wheel drive front axle:
Lubricate universal joints

Front axle 730.35 in model 670

AP33.30-D-3322A

Engine

 J1

Fill AdBlue pressure reservoir

Model 668, 670 with engine 900.9 

AP14.40-D-1490A

Chassis and body

 J1

Dumper system: oil change

Model 668, 670

AP55.20-D-5501A

Maintenance work every 2 years

Chassis and body

 J2

Compressed air drier:
Replace granulate cartridge

Model 668, 670

 Observe installation date!

AP42.60-D-4381A

 J2

Hydraulic brake system:
replace brake fluid

AP42.50-D-4280B

 J2

Wheel hubs of front axles:
replace grease, inspect tapered roller bearings



Model 667 with front axle 730.412

Model 667, 668, 670 with front axle 730.604

Model 668, 670 with front axle 730.605

Model 670 with front axle 730.712

Model 670.398 with front axle 730.353

Model 670.4 with front axle 730.354

 If not performed in combination with other repair work. See confirmations in the service manual!

AP33.20-D-3350A

 J2

Wheel hubs of rear axle:
replace grease, inspect tapered roller bearings



Rear axle 741.131 in model 667

Rear axle 742.487 in model 670.4

Rear axle 742.501 in model 668, 670

 If not performed in combination with other repair work. See confirmations in the service manual!

AP35.20-D-3550A

Maintenance work every 3 years

Engine

 J3

Replace air filter element

 Observe installation date!

AP09.10-D-0980B

 J3

Replace coolant

 Pay attention to coolant composition!

AP20.00-D-2080A

Chassis and body

 J3

Clutch operating system:
replace brake fluid

Transmission 710.8, 711.6

Transmission 712.6, 715.051

AP25.20-D-2981B

Model 668, 670 up to end no. 099977 with code (B16) 2-circuit hydraulic/2-circuit compressed air brake, with code (GF1) Transmission 710.6 (S 5-42)

AP25.20-D-2981A

Model 668, 670 as of end no. 099978 with code (B16) 2-circuit hydraulic/2-circuit compressed air brake, with code (GF1) Transmission 710.6 (S 5-42)

AP25.20-L-2981B

Maintenance operations every 45,000 km

Oil service



Automatic transmission:
Oil and filter change

Model 668, 670 with transmission 723.345/346

Oil quality: Mineral oil as per sheet 236.9 of MB-Specifications for Operating Fluids.

Oil change after 4 years at the latest!

AP27.00-D-2702B



Automatic transmission:
Oil change

Transmission 723.332 up to vehicle end no. N 135 213

Oil quality: Mineral oil as per sheet 236.9 of MB-Specifications for Operating Fluids.

AP27.00-D-2702D



Automatic transmission:
Oil and filter change

Transmission 723.332 up to vehicle end no. N 135 213

Oil quality: Mineral oil as per sheet 236.9 of MB-Specifications for Operating Fluids.

AP27.00-D-2702D