Parts and Instruction Manual -
Mirage 27” Propane Burnisher
Page 12
Based on the CO production rates shown above the TWA would be exceeded in a 100 x 500 x 10 foot
(empty) space after 6 hours with 2 air changes per hour. (Assumes no additional CO exposure during any 8 hour time
period),
The Graph above depicts the relationships of air exchange to time and CO ppm with cubic feet area and percent CO
emissions remaining constant.
Based on the CO production rates shown above the TWA would not be exceeded in a 100 x 750 x 10 foot (empty)
space after 8 hours with 2 air changes per hour. (Assumes no additional CO exposure during 8 hour time period)
The Graph above depicts the relationships of air exchange to time and CO ppm with cubic feet area and percent CO
emissions remaining constant.
1.5% CO 500,000cf
Hours of Operation
1
2
3
4
5
6
7
8
TWA (OSHA Method)
0 Change/hr
17
51
103
171
257
380
479
616
1/2 Change/hr
14
35
62
92
123
156
189
223
1 Change/hr
11
26
42
59
76
93
110
127
2 change/hr
7
16
24
33
42
50
59
67
8 Hour Time Weighted Average (OSHA Method)
1.5% CO 750,000cf
Hours of Operation
1
2
3
4
5
6
7
8
TWA (OSHA Method)
0 Change/hr
5
14
27
46
69
96
128
154
1/2 Change/hr
4
9
16
24
33
42
50
59
1 Change/hr
3
7
11
16
20
25
29
34
2 change/hr
2
4
7
9
11
13
16
18
8 Hour Time Weighted Average (OSHA Method)
Summary of Contents for Mirage 27"
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Page 23: ...Parts and Instruction Manual Mirage 27 Propane Burnisher Page 16 ...
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Page 28: ...Parts and Instruction Manual Mirage 27 Propane Burnisher Page 21 ...
Page 29: ...Parts and Instruction Manual Mirage 27 Propane Burnisher Page 22 Notes ...
