Kit Assembly Instructions
12
L02 Third Function Valve Kit Assembly Instructions Manual No. 380-366M
2/2/22
Operating Third Function Valve Kit
Your Third Function Valve Kit is now ready to be used with
a multitude of attachments. Be sure to familiarize yourself
with a complete understanding of how to operate the
Third Function Valve Kit before attempting to do so.
DANGER
!
To avoid serious injury or death:
Do not allow bystanders to be near the attachment, loader
arms, or tractor during operation. They can become entangled,
pinched, or crushed by the equipment. Disconnect and lockout
power source before making adjustments or servicing tractor
and attachment.
Refer to Figure 1-29:
Powering On Third Function Valve Kit
•
With tractor started, provide power to the Third
Function Valve Kit by pressing the power
switch (#39) into its compressed position.
•
The power switch LED light will light up to indicate
the Third Function Valve Kit is powered on.
•
If the valve kit fails to power on, perform a fuse
check by referring to procedure
Actuating Attachment
•
The two red button switches (#42) on the loader
control handle will actuate the functions of the
attachment.
•
The top red button switch will actuate the
functions of the attachment in one direction.
•
The bottom red button switch will actuate the
attachment in the opposite direction.
Powering Off Third Function Valve Kit
•
Turn power off to the Third Function Valve Kit by
pressing the power switch (#39) into its
decompressed position.
•
The power switch LED light will turn off to indicate
the Third Function Valve Kit is powered off.
Relieving Hydraulic Pressure
Refer to Figure 1-29:
Be sure to relieve all hydraulic pressure from the tractor’s
hydraulic system before dismounting and disconnecting
the hydraulic lines. After properly shutting down the
tractor, follow procedure below.
1. Without starting the tractor, turn tractor ignition key
to the [ON] position.
2. Power on the Third Function Valve Kit.
3. Press both red button switches (#42) on the loader
control handle.
4. Once hydraulic pressure is relieved, power off the
Third Function Valve Kit.
5. Turn ignition key to the [OFF] position (b).
Relieving Hydraulic Pressure
Figure 1-29
Unhook Loader
Refer to Figure 1-30:
1. Disconnect both female couplers (#17) from ports
“A” and “B” of the third function valve (#20).
2. Rest hydraulic hoses against the loader frame.
Ensure hoses will not become snagged when
backing tractor away from the loader.
3. Unhook the loader by referring to the Kubota LA526
Loader Operator’s Manual for detailed instructions.
Disconnecting Hydraulic Hoses from Ports “A” & “B”
Figure 1-30
STOP
Tractor Ignition Key
b
a
76136
76135
IMPORTANT:
To avoid damaging components, only
connect and disconnect third function loader hoses
from valve while loader is hooked-up to the tractor.
17
17
Port B
Port A
76139
20
