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Summary of Contents for Cherry Aerospace CHERRYMAX G749A
- Page 1 G749A CHERRYMAX ® HAND RIVETER NSN 5120-01-148-5847 1224 East Warner Ave, Santa Ana, Ca 92705 Tel: 1-714-545-5511 Fax: 1-714-850-6093 www.cherryaerospace.com...
- Page 2 G749A CHERRYMAX HAND RIVETER ® NSN 5120-01-148-5847 DESCRIPTION The Cherry G 749A is a heavy-duty, hand operated hydraulic riveter designed specifically for the most e f f i c i e n t i n s t a l l a t i o n o f C h e r r y M A X ® . I t w e i g h s 2 3/4 pounds, is 15"...
- Page 3 G749A HAND RIVETER An assortment of O-rings, seals, screws, washers and gaskets likely to need replacing in time, is available in kit form for each Cherry power riveter. To avoid unnecessary downtime, it is advisable to have these kits on hand for the tools to be serviced: CHERRY TOOL SERVICE KIT NUMBER...
- Page 4 HOW THE G749A OPERATES the end of the setting stroke, a pressure relief valve By-pass valve button is pressed, permitting a strong is opened allowing fluid to move within the hydrau- spring to push the drawbolt piston to its forward posi- lic system preventing a hydraulic locked condition and tion.
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Page 5: Operation
G749A HAND RIVETER OPERATION 1. Press by-pass valve button. 4. Pump pivot handle to set rivet. It may be necessary to repeat cycle if rivet is extra long. 2. Insert rivet stem into nosepiece. 3. Insert rivet into work with riveter nosepiece 5. -
Page 6: Troubleshooting
TROUBLESHOOTING 1. Drawbolt piston does not move when pivot D. If fluid leaks from end plug, the O-rings on draw- handle is pumped. (bolt piston and in end plug are worn and must A. Drawbolt piston is at end of stroke. Press by- be replaced. - Page 7 Be sure to apply good rubber lubricant to all O-rings 3B. End Plug and Drawbolt Piston Assembly. prior to reassembling. It is advised that No. 222 Loc- Disassembly Instructions Using Disassembly Tool tite be applied to ball seat (31) and set screw (36) 749C64.
- Page 8 Parker Hannifin Corporation ® LUBRRIPLATE is a trademark of Fiske Brothers Refining Co. 1224 East Warner Ave, Santa Ana, Ca 92705 Tel: 1-714-545-5511 Fax: 1-714-850-6093 www.cherryaerospace.com Supplier’s Federal Identification Code: 11815 © 2007 Cherry Aerospace TM-G749A Rev.: A Date: 05/09/07 CR# 07-0097...
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