VMAC - Vehicle Mounted Air Compressors
VMAC Technical Support: 888-241-2289
VMAC Knowledge Base: www.kb.vmacair.com
7
Special Tools Required
•
Pneumatic fan wrench removal set (such as Lisle® 43300) or a manual fan
pulley holder (such as KD Tool® KD3900)
•
Vehicles with adaptive power steering:
Pulley removal tool kit (such as a Lilse
39000, Jet H3565 or Performance Tool 389708 or equivalent).
Torque Specifications
All fasteners must be torqued to specifications. Use manufacturers’ torque values
for OEM fasteners.
The torque values supplied in Table 1 are intended for VMAC supplied components,
or for use as a guide in the absence of a torque value provided by an OEM.
Apply Loctite 242 (blue) or equivalent on all fasteners (except nylon lock nuts)
unless otherwise stated.
Torque values are with Loctite applied unless otherwise specified.
Table 1 — Torque Table
Standard Grade 8 National Coarse Thread
Size (in)
1/4 5/16
3/8
7/16
1/2
9/16
5/8
3/4
Foot pounds (ft•lb)
9
18
35
55
80
110
170
280
Newton meter (N•m)
12
24
47
74
108
149
230
379
Standard Grade 8 National Fine Thread
Size (in)
3/8
7/16
1/2
5/8
3/4
Foot pounds (ft•lb)
40
60
90
180
320
Newton meter (N•m)
54
81
122
244
434
Metric Class 10.9
Size (mm)
M6
M8
M10
M12
M14
M16
Foot pounds (ft•lb)
4.5
19
41
69
104
174
Newton meter (N•m)
6
25
55
93
141
236
