OSXAB208-EN
Document is subject to change without notice.
NIPPON VALVE CONTROLS, INC.
1-21-19 Meieki minami, Nakamura-ku, Nagoya 450-0003 JAPAN
TEL: 81-52-582-6435
FAX: 81-52-582-6439
7/7
INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS
MANUAL OPERATION
PRECAUTIONS
• Remove the battery connector before manual
operation for safety. (Refer the battery replacement)
• Manual operation should be a temporary operation.
• Be sure to turn off the power before manual operation.
• Operate manually with reference to the opening
degree label. Do not turn beyond the fully open / fully
closed position. Operation failure may occur during
automatic operation.
THE WAY OF OPERATION
ABR / HBR
HBR (06K)
Manual operation can be possible by pulling down
manual clutch knob. Set the knob to manual
position and operate the joint by using an
adjustable wrench in the SHUT/OPEN direction.
When it becomes in the position besides the range
of operation in the case of manual operation, it may
stopped automatic moving.
In case the manual clutch knob is not easy to pull
down, try moving joint or manual shaft to the
opposite direction by wrench. For automatic
operation, reset the knob to automatic position.
Be sure to confirm that knob is reset completely.
Before automatic operation, be sure to remove
wrench.
MAINTENANCE
• To prevent electric shock, be sure to turn off the power
when removing the actuator cover.
• Do the routine maintenance at least once in half a
year.
Inspection items
• Confirm operation of opening and closing.
• Confirm that an actuator is not hot excessively.
• Confirm existence of abnormal noise and
vibration during operation.
• Confirm whether screws are loose or not.
• Confirm that water or condensation no remains
in the actuator.
• Turn off the power and check if the valve
operates normally with built-in battery.
TROUBLE SHOOTING
Problem
Cause
Solution
Actuator
does not
move.
Faulty wiring.
Correct the wiring.
No voltage is
coming.
Check the voltage.
Incorrect
voltage.
When it's burned out
by excess voltage,
replace the actuator.
Short the circuit,
contact failure.
Review wires and
connection.
Motor is too old. Replace the actuator.
Repair in our factory.
Battery lifetime. Replace the battery.
Operation is
unstable.
Excess surge or
voltage was
applied.
• Replace the control
board or limit switch.
(Repair in our
factory)
• Replace the
actuator.
Rainwater
entered the
actuator.
• Dry the inside.
• Replace the
actuator.
Added high
harmonics noise
from an inverter.
Attachment a filter for
each inverter maker
option.
Effect of high
level noise.
Use the shielded wire
and ground the wiring.
Separate signal wire
from power line.
Switch leakage
current is large.
Current leakage
should be less than
0.5 mA.
Stop in the
mid position.
Biting of valve
seat.
Manually operate an
actuator and remove
a foreign object.
Overload
protector runs
because of
over-torque.
Motor protection
circuit returns by the
signal of operation of
an opposite direction.
Turn on the power
again.
Battery is worn
out.
Replace the battery.
Received
the alarm
signal.
Stop
automatic
moving after
manual
operation.
Manual clutch
knob is not
reset.
Reset manual clutch
knob.
Out of operating
range. (06K)
Reset by manual
operation.
For more information contact
NIPPON VALVE CONTROLS, INC. for consultation.
Manual
clutch knob
Joint
Manual shaft
Manual
clutch knob
