Stabil-trak, Stabil-trak™ system and boom interlock system – SkyTrak 6036 Service Manual User Manual
Page 246
Stabil-TRAK™
System and Boom Interlock System
10-18
6036, 6042, 8042, 10042, 10054
10.9
STABIL-TRAK™
BOOM
INTERLOCK
ELECTRICAL CIRCUIT OPERATION AND
TROUBLESHOOTING (10054)
Note: Before using the 10054 Stabil-TRAK System
Troubleshooting chart and diagrams, complete Section
10.7.2, “Stabil-TRAK™
Section 10.10, “Boom/Outrigger Interlock System Test,”,
to determine what part of the system is not functioning
properly.
10054 Stabil-TRAK™
System
Troubleshooting
BOOM EXTEND MODE 1
BOOM EXTEND MODE 2
BOOM EXTEND MODE 3
Refer to the mode Section
Refer to the mode Section , “10054
Machine
Conditions
Switch/
Relay
Solenoid
Ignition On
Boom Below 40°
Boom Retracted
PB Released
Trans. Fwd. or Rev.
Outriggers Raised
Ignition On
Boom Below 40°
Boom Extended To
42 Series Extension Limit
PB Released
Trans. Fwd. or Rev.
Outriggers Raised
Ignition On
Boom Below 40°
Boom Extended Beyond
42 Series Extension Limit
PB Applied By Interlock Sys.
Trans. In Neutral By Interlock Sys.
Outriggers Lowered
Solenoid 12A
Stabi
l-
T
R
AK Comp
on
ents Affected
By
Bo
om I
n
terl
ock
System
E
E
DE
Solenoid 12B
E
E
DE
Solenoid 3
DE
DE
E
Solenoid 4A
DE
DE
DE
Solenoid 4B
DE
DE
DE
Boom Angle Sensor
C
C
O
Boom Switch Relay
E
E
DE
Stabilizer Lock Relay
DE
DE
E
Stabilizer Light
OFF (DE)
OFF (DE)
ON (E)
Ignition Switch
C
C
C
Park Brake Switch
O
O
O
Park Brake Light
OFF (DE)
OFF (DE)
ON (E)
BOOM EXTEND INTERLOCK SYSTEM TROUBLESHOOTING
Boom Extend Interlock Sensor
C
O
O
Boom Extend Interlock Relay
E
DE
DE
Boom Extend Lockout Relay
E
DE
DE
Outrigger Pressure Switches
O
O
C
Left Outrigger Lockout Relay
DE
E
E
Right Outrigger Lockout Relay
DE
E
E
Stabilizer Interlock Relay
DE
DE
E
Stabilizer Lock-Up Relay
DE
DE
E
Extend Circuit Solenoid Valve
E
E
E
Secondary Function Manifold
Park Brake Solenoids
E
E
DE
Park Brake Interlock Relay
DE
DE
E
Park Brake Disengage Relay
E
E
DE