Instruction/ maintenance manual of the product 710 Graco
Go to page of 14
Instructions Dispensit - 710 Usage State ment – Depending o n valve configura tion this valve can be used to dispens e the following: Acrylics • Conformal Coatings • Epoxies • Lubricants • RTV Silicones • Silicone Oils • Solder Flux • Solder M ask • UV C urables Dispense Va lve No.
DISPENSIT ® MODEL 710 DISPENSE VALVE OPERATING & MA INTEN ANCE MA NU A L General Information ................................................................................... 3 Safety Information ................................................
GENERA L INFORMAT ION The Model 710 Dispe nse Valve is an On/O ff valve designed f or a continuous flo w of viscous mate rial through a dispense needle in automatic, sem i-autom atic or manual applications. It is shipped com plete with the follo wing: Model 710 Dispense Valve Two 3 foot (.
DESCRIPTION OF OPERAT ION 1. The norm al “ready” state of the s y stem is as follows: The material suppl y line is filled with dispensa ble m aterial. The system has been p urged, filling t he valve with m aterial up to the Piston(4). The Piston (4) is seated in the Needle Seat (1) .
SETUP PROCED URE MOUNTING DISPENSE VALVE Mountin g holes are drilled throu gh the valv e body. The v alve may be tilted to a maximum o f 60 degrees from the vertical depe nding on the application. A IR CONTROLLER Operation of the Mode l 710 Dispense Val ve requires a control ler that can provide t he following: A minim um of 0.
OPERA TING PROCEDU RES MATERIAL LOADING Material is suppl ied from a press ure vessel or pum p with enough pressure to c ause a proper rat e of flow from the dispense needle.
PERIODIC M A INTENA NCE DISPENSE NEEDLE REPLACEMENT If no m aterial or reduced volumes of material come out of the d ispense needle it m ay be par tial ly or completely clogged. Clean wit h water or sol vent depen ding on the m aterial dispensed. A fine wire, used cautiousl y, will help open clogged need les.
MODEL 710 GENERAL ILLUSTRA TION 1 NEEDLE SEAT 15 ADAPTER 2 NUT 16 U-CUP SEAL 3 VALVE SLEEVE 17 RETAINING PLUG 4 PISTON ASSEMBL Y 18 O-RING 5 VALVE BODY 19 O-RING 6 O-RING 20 HEX NUT,#10- 32 7 POSIPAK .
PERIODIC M A INTENA NCE A SSEMBLY Refer to the illustration a bove and the dra wings at the back of this m anual for your exact m odel. Note: Clean all valve parts with an appropriate so lvent prior t o assem bly. Always install new, lightl y lubricated o-rings and seals when assem bling the valv e.
TROUBL ESHOOTING If operating diff iculties are encountered, re view the s y mptom s below. W ith each problem there are one or more possible causes that sh ould be invest igated to resolve the situation. NOTHING H APPENS - If absolutel y nothing happens when tr ying to cycl e the Dispense Head, c heck the elec tric pneumatic power.
MODEL 710 RECO MMENDED SPA RE PART S Note: These parts are routine suppl y items or wear parts not covered b y warrant y for normal wear. Quantity Description Part Number 1 SEAL KIT,710 see assembly d.
GENERA L GUIDELINES F OR O-RINGS A ND U-CU P SEALS Sizes and materia ls of construction for O -rings and U-cup sea ls are selected b y Graco Inc. bas ed on compatibilit y with the chem icals to which the y will be expose d.
.
Graco warran ts all equipment refere nced in this do cument which is manufactur ed by Graco and beari ng its name to be free from defects in material and wo rkmanship on the d ate of sale to the or iginal pur chaser for use.
An important point after buying a device Graco 710 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Graco 710 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Graco 710 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco 710 you will learn all the available features of the product, as well as information on its operation. The information that you get Graco 710 will certainly help you make a decision on the purchase.
If you already are a holder of Graco 710, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Graco 710.
However, one of the most important roles played by the user manual is to help in solving problems with Graco 710. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco 710 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
