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 HYDRAMECHANICAL PROTECTIVE SYSTEM
WIRING DIAGRAMS
NOTE A: Magnetic pick-up and oil pressure switch to be
wired to electric governor control (Woodward 2301 ) with
a two conducter shielded cable (Belden Corp. type 8780
or equivalent). Shields are to be grounded at electric
governor control grounding stud. Each shield should not
have more than one ground connection.
NOTE B: Woodward 2301 Electric Governor Control
terminal identification chart:
STAND-BY
SYMBOL
FUNCTION
TS NO.
P
Batt +
2
R
Batt-
1
S
EGA +
6
T
EGA -
5
U
Mag Pick-up
7
V
Mag Pick-up
8
Y
Oil Pressure Speed Limiter
9
Z
Oil Pressure Speed Limiter
10
NOTE C: Caterpillar alarm and prealarm contacts are
rated for a maximum of 3 amps inductive at the charging
system voltage.
251/(252 Blank)
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