Care And Maintenance - Hilti PRA 300 Operating Instructions Manual

2. Choose the "Settings" key
3. Use the arrow keys to select "Inclined plane mode units"
4. Confirm your selection by pressing the
5. Choose the correct units and activate these by pressing the
6.3.4.3 Units
This item in the menu lets you choose between metric and imperial units.
1. Press the "Menu" key
en
2.
Choose the "Settings" key
3. Press one of the arrow keys to select "Units"
4. Confirm your selection by pressing the
5.
Choose the correct units and activate these by pressing the
6.3.4.4 Wireless connection
If necessary, you can deactivate the receiver's wireless connection and then use the receiver / remote control unit
simply as a receiver.
1. Press the "Menu" key
2. Choose the "Settings" key
3. Use the arrow keys to select the "Wireless connection" option
4.
Confirm your selection by pressing the
5. Choose the correct wireless connection and activate this by pressing the
6.3.5 Information
When this menu item is selected you have the following options:
Software version
Date of last calibration
QR code
You can leave the menu again at any time by pressing the "Menu" key
NOTE
All other operating functions are described in the PR 300‑HV2S rotating laser operating instructions.

7 Care and maintenance

7.1 Cleaning and drying
1. Blow dust off the surfaces.
2. Do not touch the display areas or the receiving area
with the fingers.
3. Use only a clean, soft cloth for cleaning. If necessary,
moisten the cloth slightly with pure alcohol or a little
water.
NOTE Do not use any other liquids as these may
damage the plastic components.
18
.
key.
on the PRA 300.
.
.
key.
on the PRA 300.
.
key.
Shows the software version of the tool, receiver and PRA 90.
Shows the date of the last calibration.
The QR code, which can be scanned with a smartphone, is linked to an-
imation videos that explain how to operate the system.
.
key.
key.
.
key.
or the "Back" key
4. Dry the equipment, observing the maximum tem-
peratures given in the technical data.
NOTE Especially in summer and winter, take care
that the given maximum and minimum temperatures
are not exceeded, e.g. when the equipment is stored
in a motor vehicle.
.