Appendix 2: Tightening Torques In Nm - Emerson Copeland 4MTL-05 Application Manuallines

Appendix 2: Tightening torques in Nm

Figure 42: Tightening torques around oil pump
Pressure relief valve
LP/HP side
Shut-off valve cap
(spindle)
Plugs for low-pressure
connection (position 3 in
Table 16)
Plugs for high-pressure
connection
Discharge temperature
sensor
Mounting plate
for terminals*
Stator cover
Screws for oil pump
cover**
OPS3
Oil differential pressure
sensor**
Oil sight glass
Magnetic plug fitting
* For small & medium models: 4MTL-05 to 4MTL-30 & 4MSL-03 to 4MSL-15
** For large models: 4MTL-35 to 4MTL-50
Table 17: Tightening torques for main components
38
M24 X 1.5
Shut-off valve screws
90 - 110 Nm
Discharge and suction
SW 24 mm
3/4" - 16 UNF Shut-off valve
4 - 5 Nm pressure cap
1/4" - 18 NPTF Plugs for low-pressure
30 - 40 Nm connection (position 2
SW in Table 16)
1/8" - 27 NPTF
35 - 40 Nm Cylinder head
SW
1/8" - 27 NPTF
Terminal studs
30 - 35 Nm
3/8" - 16 UNC
Mounting plate
36 - 44 Nm
for terminals**
SA 3/16"
1/2" - 13 UNC
119 - 159 Nm Housing cover
SW 19 mm
3/8" - 16 UNC-2A
Schraeder valve in oil
52 - 64 Nm
pump cover
SW 9/16"
3/4" - 16 UNF-2A
60 - 75 Nm Oil relief valve screw
SW 1 1/16"
1 1/8" - 18 UNEF
50 - 60 Nm Oil drain plug
SW 35 mm
1/8" - 27 NPTF
35 - 40 Nm
SW 7/16"
3/8" - 16 UNC
36 - 44 Nm
SA 8 mm
7/16" - 20 UNF
24 - 35 Nm
1/2" - 14 NPTF
50 - 60 Nm
SW
1/2" - 13 UNC
102 - 138 Nm
SW 19 mm
M5
8.5 - 9.6 Nm
SW 8
3/8" - 16 UNC
70 - 75 Nm
1/2" - 13 UNC
119 - 159 Nm
SW 19 mm
1/8" - 27 NPTF
11 - 13.5 Nm
SW 11 mm
3/8" - 16 UNC-2A
38 - 46 Nm
Torx E12
1/4" - 18 NPTF
30 - 40 Nm
AGL_Stream_ST_4MTL_4MSL_E_Rev01