Special Torque Tensions; Aspiration System - Perkins 900 Series Workshop Manual

2

Special torque tensions

Special torque for setscrews and nuts
The torque tensions below apply to components lubricated lightly with clean engine oil before they are fitted.
Description
Cylinder head assembly
Setscrews, cylinder head
Fasteners, rocker shaft brackets
Cap nuts, rocker cover - metal cover
Cap nuts, rocker cover - plastic cover
Setscrews, inlet manifold to cylinder head
Nuts, exhaust manifold to cylinder head
Setscrews, engine lift bracket
Temperature switch
Temperature switch
Piston and connecting rod assembly
Nuts, connecting rods
Crankshaft assembly
Setscrews, main bearings
Setscrews, crankshaft pulley
Setscrews, crankshaft pulley with washer
Setscrews, flywheel to crankshaft
Setscrews, rear oil seal housing
Setscrew, balance weight to crankshaft
Capscrew, adaptor to crankshaft pulley
Setscrews, rear oil seal housing to cylinder block
Timing case and drive assembly
Setscrews, timing case to cylinder block
Setscrews, bottom cover to timing case
Setscrews, front cover to timing case
Setscrews, front cover to timing case
Setscrews, front cover to bridge piece, bottom cover
Setscrews, camshaft gear
Setscrews, idler gear
Setscrews, idler gear
Cylinder block
Setscrew sump clamping bracket
Mazak plug, block front mounting clip
Nut engine from mounting bracket

Aspiration system

Setscrew, inlet manifold to cylinder head
Nuts, exhaust manifold to cylinder head
Nuts, turbocharger to manifold (engine type CR)
Elbow, turbocharger oil drain (engine type CR)
Induction heater
Induction heater
30
This document has been printed from SPI². Not for Resale
Thread size
Nm
M12/M14 (see Operation 3-10)
M10 (see Operation 3-3)
M10 30
M10 20
M8 22
M8 22
M10 44
5
/ UNF 30
8
3
/ PTF 30
8
7
/ UNF 77,5
16
9
/ UNF 152,5
16
7
/ UNF 325
8
7
/ UNF 365
8
1
/ UNF 105
2
M8 22
7
/ UNF 73
16
3
/ UNC 37
8
M8 22
M8 22
M8 22
M8 22
M6 9
M8 22
M8 27
1
/ UNF 65
2
M12 78
M12 78
M12 3,5
M12 78
M8 22
M8 22
M8 22
1
/ PTF 24
2
7
/ UNF 30,5
8
M22 30,5
Workshop Manual, TPD 1345E, issue 3
900 Series
Torque
lbf ft kgf m
22 3,0
15 2,0
16 2,2
16 2,2
32 4,5
22 3,1
22 3,1
57 7,9
112 15,6
240 33,1
269 37,2
77 10,7
16 2,2
54 7,4
27 3,8
16 2,2
16 2,2
16 2,2
16 2,2
7 0,9
16 2,2
20 2,8
48 6,6
57 8,0
58 8,0
3 0,4
58 8,0
16 2,2
16 2,2
16 2,2
18 2,4
22 3,1
22 3,1