JLG 4017PS Service Manual - Manual (Page 228)

Electrical System
9-70 3706PS, 3707PS, 4014PS, 4017PS, 33.7, 37.6, 37.7
g. Transmission & Drive System (46X)
REFERENCE
VOLTAGE OUT
OF RANGE –
TCM
4423 5000mS
Hydraulic Variable Speed operates
at maximum speed; Hydraulic Fan
Reversing is prevented
Hydraulic Variable Speed Fan is
configured;
TCM detects its reference
voltage is out of range (>5.4V or
<4.6V) for 1000mS
Power cycled
TRANSMISSION
&
DRIVE SYSTEM
46XXX - - - -
HIGH
TRANSMISSION
OIL
TEMPERATURE
CRITICAL
461 Continuously –
Transmission oil temperature is
critical
Transmission
oil temperature
is normal
VEHICLE SPEED
SENSOR – NOT
RESPONDING
468 5000mS
· Display “99” as Vehicle
Speed on cabin display
· Restrict direction and gear
selection to present state or
associated neutral state when this
occurs during operation
· Retain this fault through
power cycles
· Restrict direction and gear
selection to F3, N3, R2 (Platform
Gear Restriction is not active) if this
fault is active from the previous
power cycle
· and Machine Setup’s
TRANSMISSION is TURNER 6F/3R.
· Restrict direction and gear
selection to F2, N2, R2 (Platform
Gear Restriction is not active) if this
fault is active from the previous
power cycle and Machine Setup’s
TRANSMISSION is TURNER 4F/3R.
Direction Selection is Forward or
Reverse;
Park Brake is not engaged;
Service Brake is not applied;
Engine RPM >1000 RPM;
No vehicle speed counts >
40,000mS
Vehicle speed
counts
detected for
5,000mS
VEHICLE
OVERSPEED
469 Continuously
· Flash Vehicle Speed on
cabin display
Vehicle speed is greater than
43KPH
Vehicle speed
below
threshold for
1000mS
PUMP
DISPLACEMENT
VALVE – SHORT
TO BATTERY OR
OPEN CIRCUIT
4618 5000mS –
Anti-Stall functionality is enabled;
short to battery or open-circuit is
detected on TCM J5-1 for
1,000mS
Power cycled
PUMP
DISPLACEMENT
VALVE – SHORT
TO GROUND
4619 5000mS –
Anti-Stall functionality is enabled;
short to ground is detected on
TCM J5-1 at power-up
Power cycled