PS Magazine - JANUARY 1973
PS, The Preventative Maintenance Monthly
1973 SERIES, ISSUE 242
JANUARY 1973
I
I
sLrP-
up
Feec,
foreign
objeCts
and fooling
WhiCh meaNs, keep crash ouc of che
around Can tear up The slip ring and WL4 slip ring reCess .
.. and keep your feet off
slip ring Cable on the deCk of the cowed the slip riNg± cough though that might be²
VUlCan 20-mm
AAA
system³
KEEP
EVeRYTHING
CLEaR OF
RECESS
´he engineer Rypes are bending brain
Cells tryiNg co Come up wITh some pµoteC¶
tioN foµ the slip riNg± bUt for some time co
Come the only ProteCtioN it'll get is what
JANUARY 1973
M
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F
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1
2
3
4
5
6
2
3
4
5
6
7
8
± 10 11 12 13
8
9
JO
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12
13
14 15 16 1² 18 19 20
14
15
16
17
18
19
20
21 22 23 24 25 26 27
2
I
22
23
24
25
26
27
28 29 30 31
28
29
30
31
FEBRUARY 1973
SM
TWT
F
S
1
2
3
32
33
34
4
5
6
²
8
³ ´0
35
36
37
38
39
40
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43
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18 19 20 21 22 23 24
49
50
5}
52
53
54
55
¸5 26 27 28
56
5³
58
59
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