Summary of the content on the page No. 1
OPERATOR'S MANUAL
Random Orbit Sander
Model RS280
DOUBLE INSULATED
SPECIFICATIONS:
Sanding disc diameter 5 in. (127 mm)
Variable speed 0 - 13,000 opm
Diameter of orbit 5/32 in. (4 mm)
Rating 120 volts, 60 Hz, AC
2.8 Amperes
Net weight 3.5 lbs. (1.6 kg.)
THANK YOU FOR BUYING A RYOBI RANDOM ORBIT SANDER.
Your new Random Orbit Sander has been engineered and manufactured to Ryobi's high standard for dependability, ease of
operation, and operator safety. Properly cared for, it will give you years of
Summary of the content on the page No. 2
TABLE OF CONTENTS n Product Specifications ....................................................................................................................................... 1 n Table Of Contents .............................................................................................................................................. 2 n Rules For Safe Operation ...............................................................................................................................
Summary of the content on the page No. 3
RULES FOR SAFE OPERATION READ ALL INSTRUCTIONS n KNOW YOUR POWER TOOL. Read operator's n SECURE WORK. Use clamps or a vise to hold manual carefully. Learn its applications and work. It's safer than using your hand and it frees limitations as well as the specific potential hazards both hands to operate the tool. related to this tool. n DON'T OVERREACH. Keep proper footing and n GUARD AGAINST ELECTRICAL SHOCK by balance at all times. Do not use while standing on preventing body contact with ground
Summary of the content on the page No. 4
RULES FOR SAFE OPERATION n INSPECT TOOL CORDS PERIODICALLY and if n DO NOT USE TOOL IF SWITCH DOES NOT damaged, have repaired at your nearest authorized TURN IT ON AND OFF. Have defective switches service center. Stay constantly aware of cord replaced by an authorized service center. location. n INSPECT FOR and remove all nails from lumber n INSPECT EXTENSION CORDS PERIODICALLY before sanding. and replace if damaged. n DRUGS, ALCOHOL, MEDICATION. Do not n KEEP HANDLES DRY, CLEAN, AND FREE operat
Summary of the content on the page No. 5
UNPACKING n Carefully remove the sander, and accessories from box. PACKING LIST Make sure all items listed in the Packing List are included. Sanding Disc n Do not discard the packing material until you have carefully Conversion Pad (for velcro type sanding discs) inspected and satisfactorily operated sander. Warranty Card n Examine all parts and accessories to make sure that no Operator's Manual breakage has occurred during shipping. Any damaged part should be replaced before attempting to use t
Summary of the content on the page No. 6
FEATURES KNOW YOUR SANDER VARIABLE SPEED See Figure 1. See figure 1. Before attempting to use your sander, familiarize yourself Your sander has a variable speed control selector designed with all operating features and safety requirements. to allow operator control and adjustment of speed. The speed of your sander can be increased or decreased by rotating the variable speed control selector in the direction of WARNING: the arrows shown in figure 1. Note: Hold your sander in normal operating posi
Summary of the content on the page No. 7
FEATURES RANDOM ORBIT WARNING: The random orbit motion provides overlapping sanding movements by combining orbital and turning motion. These Do not allow familiarity with your sander to make you overlapping sanding movements provide fast cutting action careless. Remember that a careless fraction of a second with excellent sanding results. is sufficient to inflict severe injury. ELECTRICAL CONNECTION APPLICATIONS Your sander has a precision built electric motor. It should be connected to a power
Summary of the content on the page No. 8
OPERATION REMOVING SANDING DISC BEFORE STORAGE WARNING: Do not store your sander with the sanding disc installed. Heat generated from sanding causes the pressure sensitive To prevent the possibility of sanding dust or foreign adhesive to flow and form a tight bond between the backing objects being thrown into your face or eyes, never attempt pad and sanding disc. to use your sander without the dust box properly installed. Removing the sanding disc soon after you have finished a Sanding dust or f
Summary of the content on the page No. 9
OPERATION REMOVING DUST BOX See Figure 4. n Unplug your sander. WARNING: Failure to unplug your sander could result in accidental starting causing possible serious personal injury. n To release dust box, depress tabs located on each side of dust box. TABS n Slide dust box down and lift from sander as shown by the arrows in figure 4. n Do not press on the filter material with your hand or fingers. Filter material can be damaged. TO INSTALL DUST BOX Note: Filter material is located on sides of dus
Summary of the content on the page No. 10
OPERATION PREPARING FOR OPERATION CAUTION: Be careful not to let your hand cover the air vents. For ease of operation, your sander has both a front handle and rear handle. See Figure 6. This provides for two-hand operation, which is necessary in order to maintain proper control of your sander and keep both hands clear of the sanding disc and sanding area. When operating your sander, always use both hands. See Figures 6 and 7. Flush sanding can be performed with your sander when the front handle
Summary of the content on the page No. 11
MAINTENANCE WARNING: When servicing use only identical Ryobi replacement parts. Use of any other parts may create a hazard or cause product damage. When electric tools are used on fiberglass boats, sports GENERAL cars, wallboard, spackling compounds, or plaster, it has Avoid using solvents when cleaning plastic parts. Most been found that they are subject to accelerated wear and plastics are susceptible to damage from various types of possible premature failure, as the fiberglass chips and comme
Summary of the content on the page No. 12
Page 12 RYOBI SANDER – MODEL NUMBER RS280 11 12 10 11 10 4 5 13 14 APPLY A THIN COAT 8 9 OF LOCTITE ADHESIVE NO. 380 22 (BLACK MAX) TO THIS SURFACE 6 15 24 23 5 3 16 7 24 APPLY A THIN COAT OF 17 GREASE TO THIS 25 18 SURFACE 19 2 20 1 28 26 25 21 25 21 27 WARNING: Improper repair of a double insulated tool can result in damages to the double insulation system possibly causing electrical shock or electrocution. Any repairs requiring disassembly of your tool requires safety testing and should only
Summary of the content on the page No. 13
Page 13 RYOBI SANDER – MODEL NUMBER RS280 The model number will be found on a plate attached to the motor housing. Always mention the model number in all correspondence regarding your SANDER or when ordering repair parts. PARTS LIST Key Part Key Part No. Number Description Quan. No. Number Description Quan. 1 969533-002 Dust Box .............................................................. 1 16 973714-003 Counterbalance ...................................................1 2 990496-016 Cord ....
Summary of the content on the page No. 14
OPERATOR'S MANUAL Random Orbit Sander Model RS280 Double Insulated EXTENSION CORD CAUTION **Ampere rating (on tool data plate) 0-2.0 2.1-3.4 3.5-5.0 5.1-7.0 7.1-12.0 12.1-16.0 When using a power tool at a considerable distance from a power Cord Length Wire Size (A.W.G.) source, be sure to use an extension cord that has the capacity to handle the current the tool will draw. An undersized cord will 25' 16 16 16 16 14 14 cause a drop in line voltage, resulting in overheating and loss of 50' 16
