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Class1 Vernier Throttle for CAT User Manual

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DOC 101057C_c:\manuals\throttles\cats\catthrot.p65

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Class 1

CAT Interface

C2-B
Throttle Signal

C1-A
12 VDC

12 VDC

Relay 2

87a

87

85

86

30

PTO

FAST
IDLE

OEM
Interlocks

Fast Idle
Switch

HIGH IDLE POT

Relay 1

87a

87

85

86

30

Relay 3

87a

87

85

86

30

VERNIER THROTTLE

C4

5 VDC

SIGNAL

GROUND

C2-A

C2-C

C2-B

HOOKED IN PARALLEL TO HIGH IDLE POT.

CONNECT TO VERNIER THROTTLE INPUT AT RELAY 1

HOOKED IN PARALLEL TO HIGH IDLE POT.

VERNIER THROTTLE

HIGH IDLE POT.

FROM C2-C

CONNECT TO HIGH IDLE POT INPUT AT RELAY 1

FROM C2-A

RELAY 3 DISABLES HIGH IDLE WHEN OK TO PUMP/PTO ENGAGED SIGNAL IS PRESENT

RELAY 2 SELECTS THE SOURCE OF THE INTERLOCK (HIGH IDLE OR PTO)

RELAY ONE SELECTS WHICH THROTTLE SIGNAL (HIGH IDLE OR VERNIER) IS DELIVERED TO THE INTERFACE MODULE

manuals\throttles\cat\catvthi.ai..110298

Wiring the Class1 Vernier Throttle with a remote high idle option