Ross RA816 User manual
Protect yourself and others by observing all safety information, warnings, and cautions. Failure to
comply with instructions could result in personal injury and/or damage to product or property.
Please retain instructions for future reference!
RA816
AIR
ANGLE DIE
GRINDER
GENERAL SAFETY INFORMATION
This product is a part of a high pressure system and the following safety precautions must be
followed at all times along with any other existing safety rules.
1. Read all manuals included with these product carefully. Be thoroughly familiar with the
controls and the proper use of the equipment.
2. Only persons well acquainted with these rules of safe operation should be allowed to use
the air tool.
3. Do not exceed any pressure rating of any component in the system.
4. Disconnect the air tool from air supply before changing tools or attachments, servicing and
when not in use.
5. Always wear safety glasses during operation.
6. Do not wear loose fitting clothing, scarves, or neck ties. Loose clothing may become caught
in moving parts and result in serious personal injury.
7. Do not wear jewellery when operating any tool. Jewellery may come caught in moving
parts and result in serious personal injury.
8. Do not depress trigger when connecting the air supply hose.
10. Never trigger the tool when not applied to a work object. Attachments must be securely
attached. Loose attachments can cause serious injury.
11. Protect air lines from damage or puncture.
12. Never point an air tool at oneself or any other person. Serious injury could occur.
13. Check air hoses for weak or worn condition before each use. Make sure all connections are
secure.
WARNING!: RELEASE ALL PRESSURE FROM THE SYSTEM BEFORE ATTEMPTING TO INSTALL, SER-
VICE, RELOCATE OR PERFORM ANY MAINTENANCE.
14. Keep all nuts, bolts and screws tight and ensure equipment is in safe working condition.
15. Do not put hands near or under moving parts.
LUBRICATION
This air tool REQUIRES lubrication BEFORE the initial use and BEFORE and AFTER each additional
use. Proper lubrication is the owner's responsibility. Failure to lubricate the air tool properly
will dramatically shorten the life of the tool and will void the warranty.
If your air system does not include and automatic oiler then it must be oiled manually.
Air Connection
Compressor
Air Line
Oiler Tool
Air Motor Lubrication. (manually if the automatic oiler is not fitted)
The motor must be lubricated daily.
WARNING!: DISCONNECT THE AIR TOOL FROM THE AIR SUPPLY BEFORE LUBRICATING.
1. Disconnect the impact wrench from the air supply.
2. Turn the tool upside down so the air inlet faces upward.
3. Put 2 or 3 drops of air tool oil in the air inlet.
4. Reconnect the air supply and run the tool for a couple of seconds.
5. Clean any excessive oil from the air exhaust of the tool.
WARNING!: Always wear safety glasses
No-Load Speed
Air Consumption Avg
Collet
Weight
Working Air Pressure
Air Inlet
20,000rpm
122L/min
6.0mm and ¼” included
490g
6.2bar (90psi)
¼” BSP
TECHNICAL SPECIFICATIONS
Select appropriate collet to suit grinding
tool stem. Insert stem of grinder attach-
ment into collet opening. Make sure stem
is fully inserted.
Apply one wrench to the collet nut and
the other to the spindle. Turn the wrench
on the collet nut to the right, simultane-
ously turning the other wrench in the op-
posite direction.
Make sure stem does not slip out of posi-
tion.
Do the opposite of Step 2 to loosen
and change the grinder attachment.
COLLET CHUCK
THROTTLE LEVER
SAFETY TOGGLE
AIR INLET
For information on all ROSS products
please visit: www.rosstools.com.au
The ROSS logo and Bull device are trademarks of J.W. Ross Pty Ltd.
WARRANTY:
This product has been manufactured to a high quality standard. It is guaranteed
against faulty materials and workmanship for 12 months from the date of purchase.
Please retain your receipt as proof of purchase.
If the product is found to be defective within the relevant time period, we will either
replace all defective parts or, at our discretion, replace the unit free of charge.
This warranty will not apply:
(i) where this product has been subjected to misuse, abuse, accident or want of care;
(ii) where this product has been used for a purpose for which it was not designed or is
not suited;
(iii) where the service of this product has been undertaken by a non-authorised person
or company or if non-approved parts have been used;
(iv) where this product has been used for industrial purposes.
Should service become necessary during the warranty period, the purchaser should
contact an Authorised Service Centre or J W Ross. In order to obtain warranty service,
the purchaser must present the store receipt showing the name of the retailer and the
date of purchase.
The period of the warranty begins from the original date of purchase, notwithstanding
any subsequent repair or parts replacement.
Purchaser shall be responsible for all transport charges to and from the Authorised
Service Centre.
Damage in transit is not covered by this warranty. The purchaser should remove from
the product any liquids (if applicable) before sending the tool for service or repair.
Any accessories should be packed securely to prevent damage.
Warranty exclusions
Wear parts or service related parts required when performing normal and regular
maintenance of this product are not covered by warranty unless it is found to be defective
by an Authorised Service Centre. These include, but are not limited to:
accessories, motor vanes, seals, gaskets, air fittings, lubricants, tune-ups, filters.
Distributed in Australia by J W Ross and Sons ( Australia ) Pty Ltd.
PO Box 352 North Ryde BC, NSW, 1670
Inquiries phone 1800 251 338
The J.W. Ross policy is one of continuous improvement and
the company reserves the right to alter designs, colours and
specifications without notice.
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