Spectra Precision HV302 User manual

HV302 Hands-on Training
January 2015

HV302 Controls
Battery Status LED
Level-LED
Manual/Single Slope Mode/
Standby Button
Power Button
HI-/Manual-
Standby - LED
Slope/Alignment
Buttons
Rotation Button
Scan Button Scan Button Rotation Button

RC402N Radio Remote Control
Left & Right
Buttons
Menu button
Up & Down Buttons
LCD - Display
On/Off Button
RC402N-Battery status LED
Enter button
Hand loop
Manual/Single Slope Mode/
Standby Button

HV302 Peripherals
Rubber Feet
Serial Number
5/8” x 11
Beam Exit
Metal Sunshade Sighting Guides
Rotor Vial

HV302 Peripherals
Plastic Feet
Rubber Foot Laser Safety Labels
5/8” x 11

Installing The Batteries
Enter the battery housing, by
turning the battery-door knob
counterclockwise
Install/remove the rechargeable
battery Pack. It is keyed to
prevent miss-insertion. The cage
prevents accidental charging of
Alkaline batteries
Do not try to open the cage for
exchanging the rechargeable
batteries
Worldwide charger has plugs for
US, EU, AU and GB
Recharge time is about 10 hours

Installing The Batteries
If using 4 x D-cell Alkaline's, note the
plus (+) and minus(-) diagram on the
battery door. Do NOT try to install
Alkaline batteries in the rechargeable
battery Pack!
Special screws are used to ensure only
autorized service centers can replace the
batteries. Trying to open the cage will
destroy the cage lid holders.
New warning label
at the battery cage

Special Features using the optional RC402N
M-Button : Quickly press and release
starts the MENU entry and can be used
to return to the previous menu position
E-Button : Quickly press and release
starts the selected mode
Manual Button : Quickly press and
release activates/deactivates the manual
mode/ single slope mode; press and
hold for 3 seconds activates/deactivates
the Standby mode
Up/Down Arrow Buttons
Left/Right Arrow Buttons
ON/OFF button - press for 1 second
to turn on the unit; press and hold for 2
seconds to turn off the unit
RC402N Battery- Status-LED (red)
Battery status laser
Mask mode indication
HI-Alert activated
The remote control mirrors the basic functionality of the HV302 keypad and
offers additional features.

Using the optional Radio Remote Control
Powering the RC402N
1. Open the battery door using a coin
or similar pry device to release the
battery door tab on the RC402N.
2. Insert two AA batteries noting the
plus (+) and minus (-) diagrams
inside the battery housing.
3. Close the battery door. Push down
until it “clicks” into the locked
position.
Turning On/Off the Radio Remote Control
Press the button to turn on the radio remote control.
To turn off the radio remote control, press and hold
the button for 2 seconds.
Display at RC402N
HV302 –horizontal setup Display at RC402N
HV302 - vertical setup

Pairing the remote control with the transmitter
First, make sure the transmitter and the
remote control are turned off. Then press
and hold the button and turn on the
transmitter.
–The battery LED flashes fast.
During the next 6 seconds repeat the
same steps on the remote control.
The Laser’s red battery LED flashes fast
and the remote’s display shows Pairing
OK for one second and then the same
function as the laser is actually working to
indicate the transmitter has been matched
with the remote control.

Make sure the transmitter is turned off.
First, turn on the receiver, then press and hold the (A) and (B) buttons for two
seconds. After two seconds, the display shows MENU first,
then RDIO. Press and release the button –
display shows the current radio mode.
If not already set to LS, press (C) button (current mode flashes)
then press (A) or button (B) until LS is displayed.
Press (C) button again to enter selection.
Press and release the (B) button –display shows PAIR.
Press the (C) button again –the display shows PAIR and a rotating bar.
Then press and hold the button and turn on the transmitter
(Battery LED flashes fast). After completing, PAIR/OK will be displayed.
The laser pairs now automatically with the new receiver and turns back to the standard
function.
Press and release the HL760 button two times to exit the menu at the receiver.
A laser symbol and an antenna is lit to confirm the receiver is ready for communication
with the laser.
or or
A
B
C
Pairing the HL760 receiver with the transmitter

To turn the unit on, press and release
the button
The unit always powers up in
automatic self-leveling mode
All LEDs are turned on for 3
seconds (diagnostic mode).
Green LED flashes during self-
leveling once a second
When leveled, the green LED lights
solid for the first five minutes or 30
seconds (depending on Settings),
then flashes every 4 seconds
indicating the laser remains level
and the HI-alert has been activated
Turning On/Off the Laser
To turn the unit off, press and hold the button
for 2 seconds!

Activating/Deactivating Standby mode
Standby mode helps to increase the battery life and
controls the laser setup during breaks. The self-leveling
and rotation will be stopped and the beam will be turned
off while the HI alert is still active.
Press and hold the button at the laser or remote
control for 3 seconds activates the Standby mode.
The HI/MAN LED at the laser flashes red every 5
seconds while the RC402N display shows Standby.
To deactivate Standby mode and restore full
operation of the laser, press and hold the button
at the laser or remote control again for 3 seconds.

Rotation mode at the HV302
Repeatedly pressing the button toggles
through 0, 10 (short moving line), 80, 200, 600 rpm
regardless if the unit is in automatic or manual mode.
When set up horizontally in automatic mode, using
buttons increase/decrease the rotor
speed from 10 to 80 and then continuously in
10 rpm increments up to 600 rpm.
Note: To stop the beam’s rotation immediately, press and
release the button.
Pointing mode
At 0 rpm, the beam stops automatically close to the +Y-
axis center position.
Buttons move the beam to the Left/Right side.
When set up vertically at 0 rpm, buttons can be used
for moving the beam clockwise/ counterclockwise and to
align the rotor vial to establish an exact plumb down beam.

Scan mode at the HV302
Repeatedly pressing the button toggles
through pre-selected scan sizes 5°, 15°, 45°, 90°,
180°and 0 regardless if the unit is in automatic or
manual mode.
When set up horizontally in automatic mode, using
buttons increase/decrease the line size
in 5°increments. Press and hold button
moves the scan line to the right/left direction.
Note: The button can be used to stop the
scan mode immediately.
When used in automatic vertical mode, pressing and
holding button moves the scan line
counterclockwise/ clockwise. The buttons
moves the scan line into the right/left direction regardless
if in automatic or manual mode. For the first 4 seconds,
the scan line moves slowly than faster.

Line Scan –Vertical Setup (Standard mode)
When setting up the unit vertical, Line Scan centers
the rotor horizontally and can be used to align the
laser reference to a desired line position. Line Scan
can be activated as a standard feature as well as
using the menu.
Pressing and releasing the buttons
simultaneously starts Line Scan while the rotor
checks the limits of the X- axis (beeps) and stops at
the center position (all laser LEDs are turned off) .
Pressing the button stops the movement and
changes the unit into manual mode.
Fine corrections left and right can be done using
buttons.
Press and release the button again to change the
unit back to full automatic mode.

Activating/Deactivating Manual Mode
“Manual” bypasses the laser’s automatic
leveling, to use the laser in slope or vertical
mode
Press and release the button at the
transmitter or remote control
–Manual LED will flash red once a second
Change the slope using the arrow buttons at
the laser (Y-/X-axis) or remote control.
When set up vertical, buttons changes the
slope of the vertical reference while the
buttons can be used for fine line adjustments.
To resume automatic self-leveling mode, press
the button three times.

Single Y-Axis Slope Mode
To activate the single Y-axis
slope mode, press the mode
button at the laser or remote
twice.
–The red and green LED’s will
flash simultaneously once a
second.
To resume automatic self-
leveling mode, press the
button (transmitter or remote)
two times.
When in Y-Slope Mode, the
buttons change the slope of the Y-
axis; the X- axis will self level to
maintain a consistent elevation of
the sloped reference plane.

Single X-Axis Slope Mode
To activate the single X-axis
slope mode, press the
button at the laser or remote
three times.
–The red and green LED’s
will flash simultaneously
every 3 seconds.
To resume automatic self-
leveling mode, press the
button (transmitter or remote)
again.
When in X-Slope Mode, the
buttons change the slope of the
X-axis; the Y- axis will self level to
maintain a consistent elevation of
the sloped reference plane.

Mask Mode –allows you to electronically turn off the laser beam
(electronic shutters) in up to 3 lighthouse windows to prevent
interference with other receivers on the jobsite.
To activate the mask mode on the + or -Y-axis, press the
button at the laser or remote control, then within <1 second press
and release the button.
To activate the mask mode on the + or -X-axis,
press the button at the laser or remote
control, then within <1 second press and
release the button.
Note: The unit always powers up with the mask mode deactivated
(default).
Mask Mode using the standard method