Ryobi RP4020 - Manual (Page 8)

8 – English
ASSEMBLY
UNPACKING
This product has been shipped completely assembled.

Carefully remove the product and any accessories from
the box. Make sure that all items listed in the packing list
are included.
WARNING:
Do not use this product if it is not completely assembled
or if any parts appear to be missing or damaged. Use of
a product that is not properly and completely assembled
could result in serious personal injury.
 Inspect the product carefully to make sure no breakage
or damage occurred during shipping.
 Do not discard the packing material until you have care-
fully inspected and satisfactorily operated the product.
 If any parts are damaged or missing, please call
1-800-525-2579 for assistance.
PACKING LIST
Multimeter
Leads/Probes
Alligator Clips
Operator’s Manual
WARNING:
If any parts are damaged or missing do not operate this
product until the parts are replaced. Use of this product
with damaged or missing parts could result in serious
personal injury.
OPERATION
WARNING:
Do not allow familiarity with products to make you care-
less. Remember that a careless fraction of a second is
sufficient to inflict serious injury.
WARNING:
Follow the General and Specific Safety Rules in this
manual when making electrical measurements and work-
ing with high voltages. Failure to follow standard safety
precautions could result in electric shock and serious
personal injury.
TO INSTALL/REMOVE THE BATTERY PACK
See Figure 2, page 14.

Make sure the mode selection dial is in the OFF position
before installing or removing the battery pack.
To remove the battery cover:

Use a small phillips screwdriver to loosen the screws and
remove the battery cover.
NOTE: The screws stay attached to the cover. There is
an o-ring in the slot in the housing. Make sure the o-ring
is fully seated in the slot.
 Insert the battery pack in the direction shown.
 Replace the battery compartment cover and reattach with
the screws.
 Do not attempt to take readings unless the battery door
is securely closed.
WARNING:
Always remove battery pack from your product when you
are assembling parts, making adjustments, cleaning, or
when not in use. Removing battery pack will prevent acci-
dental starting that could cause serious personal injury.
READING THE LCD DISPLAY
See Figure 3, page 14.
SYMBOL MEANING
AUTO Autorange mode is selected
HOLD Data hold is enabled

Relative mode is active
Continuity test is selected
Diode test is selected
DC
Negative sign
AC
Battery is low and should be recharged or
replaced immediately