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Aetna DigitalTachometers
SWITCH SETTING
INSTRUCTIONS
For use by Factory Authorized personnel- Only
Version
'-SM'
V-ersion
'-SH'
PPR
Switch Position
PPR
Switch Position
1
2
3 4
5
6
7
8
1
2
3
4
5 6
7
8
28
0((
off
o(f
on
on
on
off
0((
91
off
on off
on
on
off on
on
29
off
0((
off on
on
on
off
on
92
0((
on
off on
on on
of(
0((
3J
off
off
off
on on
on
on
off
93
0((
on of(
on
on
on
of(
on
31
off
of(
off
on
on
on on
on
94
0((
on
0((
on
on
on
on off
32
o(f
of(
on
off
off
off off
off
95
0((
on
off
on
on on
on
on
33
off
of(
on
off off
0((
off
on
96
0((
on
on of(
off
off
off
of(
'34
off off
on off
off
off
on
0((
97
off
on
on
of(
0(( off
off
on
35
off
off
on off
off
off on
on
93
off
on
on off
off off
on
0((
36
off off
on
of(
off
on of(
off
99
o(f
on
on
off off
off
on
on
37
off
off
on
off
off
on off
on
100
off. . on
on
off off
on
off
0((
38
0((
of( on
off
0((
on
on
off
101
off
on. on
off
0((
on
of( on
39
off
off
on
off off
on on
on
102
off
on
on off
off
on on
off
40
off
off
on of(
on
off
off
Qff
103
off
on
on
of(
off on
on
on
41
off
off
on
off
on off
off
on
104
off
on
on
off on
off
off
off
42
off of(
on off
on
off
on
off
1C6
off
on
on
off
on off
off
on
43
off
off
on of(
on
off
on on
106
off
on on
of( on
off on
off
44
off
off
on
off
on on
off off
107
off
on on
off
on
off on
on
45
off
of(
on off
on
on
off
on
100
of(
on
on
off on on
off off
46
off
off on
off on
on on
off
100
off on
on
off on
on off
on
47
off off
on
off on
on
on on
110
off
on on
off on
on on
off
48
off
off
on on
off
off
off
off
111
off
on
on off
on
on on
on
49
off
off on
on
of( of(
off
on
112
of(
on
on
on
off off
off
off
:D
off of(
on on
off
off
on
of(
113
off on
on
on
off
of(
off
on
51
off
off
on
on off
off
on on
114
off
on
on on off
of(
on off
52
off
off
on
on off
on
off off
115
off
on
on
on
of(
off on
on
53
off of(
on
on off
on
off
on
116
off
on
on
on off
on off
off
54
off off
on on
off on
on
off
117
off
on on
on off
on
off
on
55
off off
on
on
off on
on
on
118
off on
on
on off
on
on
off
56
off
oif
on on
on
off off
off
119
off
on on
on off
on
on
on
57
off
off on
on
on
off off
on
120
off on
on
on
on off
off
off
53
off
off
on
on
on off
on
off
121
off
ori on
on
on
off
off
on
59
off off
on
on
on off
on
on
122
off on
on
on
on off on
off
EO
off
off
on on
on
on off
off
123
off
on
on on
on
off
on
on
61
off off
on
on on
on
off on
124
off
on
on
on
on on
off
off
62
off
off on
on
on on
on off
125
off on
on
on on
on
off
on
63
off
off
on on
on on
on
on
126
off on
on on
on
on on
off
64
off
Or)
off off
off off
off off
127
off
on
on
on
on
on on
on
65
off
on
off off off
off
off on
.
128
on
off
off off
off
off
off
off
66
off on off
off off
off on off
129
on
off off
off
off off
off
on
67 off
on
off
off
off off
on
on
13J
on
off
off off
off off
cn
off
63
off on
off
off off on
off
off
131
on
off
off
off off
off
on
on
ffi
off
on off
off off
on
off on
132
on
off
off. off
off on
off
off
70
off on
off off
off on on
off
133
on
off
off
off off
on
off on
71
off
on off
off off
on on
on
134
on
off
off
off
off
on
on off
72 off
on off
off on
off off
off
135
on off
off off
off
on on
on
73
off on off
off on
off
off on
136
on
off off
off
on Qff
off
off
74
off
on
off off on
off
on
off
137 on
off off
off
on
off off
on
75
off
on off
off on
off
on on
138
on
off
off
off on
off
on off
76
off
on off
off
on on
off
off
133 on
off
off off on
off
on
on
77
off on
off
off on on
off on
14)
on off
off off
on
on
off
off
78
off
on off
off on
on
on off
141
on
off
off off
on
on
off
on
79
off on
off
off
on
on
on on
142
on off
off off
on
on on
of(
80
off
on off on
off off
off
off
143
on
off off
off
on on
on
on
81
off
on off on off
off
off on
144
on
off off
on
off
off
off
off
82
off on
off on off
off
on
off
145
on off
off
on off
off
of(
on
83
off on
off
on
off off
on
on
146
on off
off
on off
off
on
off
84
off on
off on off
on
off
off
147
on
off off on
off
of( on
on
85
off on
off on off
on
off
on
148
on off
off
on off
on
off off
86
off
on off on
off
on on
off
149
on off
off on
off
on
off
on
87
off on off
on
off on
on
on
1:D
on off off
on
off
on
on off
88 of(
on off
on
on off
off
off
151
on off off
on
off on
on
on
89 off
on off
on on
off
off
on
152
on off off
on
on
off off
off
00 off on off on
on
off
on
off
153 on off off
on
on
off off
on