Additional test works during an engine repair on piston/connecting rod and on cylinder barrel

AR03.10-W-0002A

06.08.2014

ENGINE	457.9 in MODEL 374, 375, 940, 942, 943, 944, 958
ENGINE	541.9 in MODEL 930, 932, 933, 934, 950, 952, 953, 954
ENGINE	542.9 in MODEL 930, 932, 934, 950, 952, 954

	Check
1	Remove oil filter element and check slats of oil filter element from outside for metal abrasion and swollen condition	Only in case of extreme wear or damage to the engine components.
		Engine 457.9 in model 374.60/65/68/69, 375.4, 940, 942, 943, 944	AP18.00-W-0101C
		Engine 541.9, 542.9	AP18.00-W-0101A
		 Engine 457.9 in model 374.631, 958 No instructions were created yet for these variants.
2	Replace oil-water heat exchanger	Only if there is metal abrasion on the oil filter element lamella or in the engine oil circuit.
		ENGINE 457.9	AR18.30-W-6840C
		Engine 541.9, 542.9 in model 930, 932, 933, 934	AR18.30-W-6840G
		Engine 541.9, 542.9 in model 950, 952, 953, 954	AR18.30-W-6840B
3	Remove oil spray nozzles (piston), inspect and replace if necessary	Only if the damage on the piston was rectified.
		ENGINE 457.9	AR18.00-W-4000CA
		Engine 541.9, 542.9 in model 930, 932, 933, 934	AR18.00-W-4000G
		Engine 541.9, 542.9 in model 950, 952, 953, 954	AR18.00-W-4000B
4	Remove oil pump, disassemble and check for wear and damage by means of a visual inspection	Only when an increased amount of metal abrasion is found on oil filter element lamella.
		ENGINE 457.9	AR18.10-W-6020C
		Engine 541.9, 542.9 in model 930, 932, 933, 934	AR18.10-W-6020G
		Engine 541.9, 542.9 in model 950, 952, 953, 954	AR18.10-W-6020B
5	Replace engine oil and oil filter element	Only in case of metal abrasion or swollen oil filter element (coolant in engine oil circuit).
		Engine 457.9 in model 374.60/65/68/69, 375.4, 940, 942, 943, 944	AP18.00-W-0101C
		Engine 541.9, 542.9	AP18.00-W-0101A
		 Engine 457.9 in model 374.631, 958 No instructions were created yet for these variants.

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