Alpha Tool.Com.HK Limited Polisher AIR680 ver 2 User Manual

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POLISHING AND USING THE TOOL
This tool and the Alpha® accessories approved for use with this tool 
are designed to be used under light downward hand pressure. You 
need	to	allow	 the	polishing	 pads,	core	bits,	and	profilers	 to	do	 their	
job. Applying excessive downward pressure to the tool will cause the 
vanes to wear out in the middle and fail prematurely.
 SPINDLE SIZE 
The Alpha®	AIR-680	 air	polisher	 features	 a	5/8”-11	 spindle.		 This	tool	
has been designed for portable/shop production and...

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throttle	only.	Do	not	 attempt	 to	exceed	 the	recommended	 speed	by	
excess	 pressure.	 This	will	significantly	 shorten	the	life	of	the	 tool.	
When storing the tool overnight, disconnect from the air supply and 
open the valve.
   HELPFUL HINT: 
•	Air valve lever should be opened and closed slowly to allow 
the tool to accelerate and decelerate during all applications. 
Rapid acceleration and deceleration can wear out the ball 
bearings prematurely.
   HELPFUL HINT: 
•	Using a Filter Regulator...

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 SILENCER / MUFFLER 
To	comply	 with	OSHA 	Occupational	 Noise	Exposure	 Standard	
Number	1926.52,	 this	polisher	 is	equipped	 with	an	internal	 Silencer	
System. When the polisher is operated correctly at 85 PSI, the sound 
level emitted should be less than 80 dBA. The internal Silencer 
System is also used to maintain a constant back pressure inside the 
tool, to prevent the rotor assembly from exceeding the max speed 
of the bearings; this helps prevent the polisher from exceeding the 
recommended...

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 PROCEDURE FOR CONNECTING EXHAUST HOSE AND HOSE 
CLAMP
1. Slide	the	Exhaust	 Hose	(Part	No.	
658-95) 	over	 the	water 	& 	air 	hoses 	
which should be already connected 
to	the	polisher.	(See	Fig.4)  
      
     
      
  
2. Exhaust Hose should be pulled up and 
wrapped around the bottom portion of the 
Endcase	 Assembly	 (Part	No.	658-94	 /	96). 	
(See	Fig.5)	 	 	 	
      
      
 
3. Slide	 the	Hose	 Clamp	 (Part	No.	1030-
1104)	 over	the	Exhaust 	Hose	 and	Endcase 	
Assembly.	(See	Fig.6)...

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ALPHA® AIR-680 SCHEMATIC (VER.2)
43   

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 ALPHA® AIR-680 PARTS LIST (VER. 2)
DRAWING NOPART NO.ITEM DESCRIPTIONQUANTITY
1658-01Screw2
2658-92Pipe-Joint Assembly1
3516-44Oil Seal1
4658-09W-Pipe1
5658-10Head Packing1
6658-11Body1
7658-12Body Cover1
8516-20Bearing 2
9658-16Snap Ring1
10658-17Spiral Bevel Gear1
11516-48Bearing 1
12516-49Oil Seal1
13516-5044 Nut1
14658-93Spindle 5/8"-11 Thread1
15658-22Woodruff Key1
16658-23O-Ring (1.7mm x 2.75mm)1
17658-24Spray Nozzle1
18658-25Spiral Bevel Pinion1
19516-18Ball Bearing 1
20658-28F-Bearing...

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 ALPHA® AIR-680 PARTS LIST (VER. 2)
DRAWING NOPART NO.ITEM DESCRIPTIONQUANTITY
39658-67Washer 051
40658-94Endcase Assembly (inc. Part No. 
658-72, 73, 91)
1
41658-72O-Ring (1.9mm x 3.8mm)1
42658-73Bushing 071
43658-96Complete Endcase Assembly1
44658-80Shim (0.10mm)1
45658-81Shim (0.03mm)1
46658-82Shim (0.05mm)1
47658-84Shim (0.20mm)1
48658-86Water Valve1
49658-87A-Valve  (inc. Part No. 658-88)1
50658-88Needle Pin1
51658-89Body Gasket (req. Part No. 658-90)1
52658-90Silencer (req. Part No. 658-89)1...

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All the accessories can be purchased at a local distributor in your 
area.  For more information concerning Alpha® Air Polisher and factory 
service, please contact the Alpha® distribution centers listed below.
COMPANY	HEADQUARTERS:			 Alpha	Professional	 Tools® 
	 	 	 	 	 103	Bauer	Drive
	 	 	 	 	 Oakland,	NJ	07436
Hours	of	Operation:		 	 	 8:30	a.m.	–	5:00	p.m.	EST
Telephone	Number:		 	 	 201-337-3343
Toll-Free	Number:		 	 	 800-648-7229
or visit us on the web at: www.alpha-tools.com
Limited...

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PRODUCT REGISTRATION CARD
Model No.                  Serial No.
Company Name: ______________________________________________
Name: ______________________________________________________
Address: ____________________________________________________
City: _______________________State: ________Zip: ________________
Telephone: ___________________________________________________
Purchase Date: _______________________________________________
Dealer’s	Name:	_________________________________
Note:  Serial &...

Copyright © 2015 Alpha Professional Tools. All rights reserved. 
103	Bauer	Drive,	Oakland,	NJ	07436	•	800-648-7229	•	Fax:	800-286-0114www.alpha-tools.com
03/2015