Remove/install poly-V belt

AR13.22-D-1202B

8.12.09

ENGINES 601.943, 602.980 in MODELS 901, 902, 903, 904

ENGINES 602.984 /985 in MODEL 667, 668, 670

D13.22-0001-06

Shown on engine 601.942

1 Hexagon nut

2 Clamping lever

3 Hexagon bolt

4 Spring

5 Tensioning device

6 Poly-V-belt

	Removing
Danger!	Risk of injury caused by pinching or crushing when working on springs or spring bodies that are under tension	Use only approved tensioning devices; shield off hazard area if necessary. Inspect special tools for damage and proper operation (visual inspection). Wear protective gloves.	AS00.00-Z-0001-01A
1	Loosen poly-V-belt (6)
	Slacken, tension poly-V belt		AP13.22-D-1381-01B
2	Remove poly-V belt (6)
	Checking
3	Check belt pulley profiles and clamping device (5) for damage and dirt, replace if necessary.
	Damage profiles for a poly-V belt		AP13.22-D-1351-01A
	Install
4	Fit on poly V-belt (6)	Belt length	*BE13.22-N-1001-01A
	Poly-V-belt running diagram		AP13.22-D-1381-02B
5	Clamp poly-V belt (6)	Shock absorber on cylinder head	*BA13.25-N-1003-01B
	Slacken, tension poly-V belt		AP13.22-D-1381-01B

Check values for single-belt drive

Number	Designation		Engine 601.943 with A/C compressor	Engine 601.943 without A/C compressor	Engine 602.980 with A/C compressor	Engine 602.980 without A/C compressor


BE13.22-N-1001-01A	Belt length	mm	2100	2040	2145	2080

Check values for single-belt drive

Number	Designation		Engine 602.984 with A/C compressor	Engine 602.984 without A/C compressor	Engine 602.985 with A/C compressor	Engine 602.985 without A/C compressor


BE13.22-N-1001-01A	Belt length	mm	2120	2050	2415	2245

 Belt tensioning device

Number	Designation		Engine 601.943	Engine 602.980	Engine 602.984/ 985


BA13.25-N-1003-01B	Shock absorber on cylinder head	Nm	23	23	23