SnowEx SP-8550, Owner'S/Operator'S Manual

Page: 34 / 37

© Trynex International 2010
Model # SP-8550
1 — 33
Useful Formulas
Material Type
Equipment installed when vehicle
was weighed
Front Gross Axle Weight Rating
(RGAWR)
Rear Vehicle Weight Rating
(GVWR) (lb.)
Gross Vehicle Weight (GVW) (lb.) (empty)
Payload Available (lb.)
Material Weight (lb./cu. yd.)
Maximum Volume (cu. yd.)
Maximum Height (approximate) (in.)
Loaded Front Gross Axle Weight
(FGAW) (lb.)
Loaded Rear Gross Axle Weight
(RGAW) (lb.)
Loaded Gross Vehicle Weight (GVW) (lb.)
Example:
Coarse Salt – Dry
6'/8' Vee Pro
8600
– 6500
= 2100
÷
1431
= 1.47
24"
–
=
÷
=
–
=
÷
=
–
=
÷
=
–
=
÷
=
Determining Vehicle Payload
Torque Chart
When tightening fasteners, refer to the Torque Chart below for
the recommended fastener torque values.
These torque values apply to mount assembly fasteners except
those noted in the instruction.
Recommended Fastener Torque Chart (ft.-lb.)
1/4-20
5/16-18
3/8-16
3/8-24
7/16-14
1/2-13
9/16-12
5/8-11
3/4-10
7/8-9
1-8
SIZE
SAE
Grade 8
6
11
19
24
30
45
66
93
150
202
300
9
18
31
46
50
75
110
150
250
378
583
13
28
46
68
75
115
165
225
370
591
893
SAE
Grade 5
SAE
Grade 2
Metric Grade 8.8 (ft.-lb.)
SIZE TORQUE SIZE TORQUE
M 6
M 8
M 10
7
17
35
M 12
M 14
M 16
60
95
155
Material Weights
Refer to the table below for the weight per cubic yard
of common spreading materials.
Fine Salt – Dry
Coarse Salt – Dry
Sand/Salt Mix – Dry (50/50)
Cinders
MATERIAL
2,025
1,431
2,700
1,080
WEIGHT
(lb. per cubic yard)
SP-8550
Rev. 01