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Graco 309160L manual

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Table of contents for the manual

  • Page 1

    Instructions Hotmelt/W arm Melt Heated Hose For use with Graco temperature control systems for nonflammable hotmelt and warm melt sealants and adhesives. 309160L EN Fire, Explosion, and Electric Shock Hazard The operating and safety features of these hoses are designed for use only with Graco temperature control sysems. T o reduce the risk of serio[...]

  • Page 2

    2 309160 T able of Contents List of Models 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Symbols 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . W arnings 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I[...]

  • Page 3

    3 309160 Symbols W arning Symbol W ARNING This symbol alerts you to the possibility of serious injury or death if you do not follow the instructions. Caution Symbol CAUTION This symbol alerts you to the possibility of damage to or destruction of equipment if you do not follow the instructions. W ARNING ELECTRIC SHOCK HAZARD The hoses must be ground[...]

  • Page 4

    4 309160 W ARNING TOXIC FLUID OR FUMES HAZARD T oxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin, inhaled, or swallowed. S Read MSDSs to know the specific hazards of the fluids you are using. S Store hazardous fluid in approved containers, and dispose of it according to applicable guidelines. S Always wear c[...]

  • Page 5

    5 309160 Introduction Each hose assembly must be controlled by a Graco zone controller . The amount of hose used depends on the zone controllers available for control. The hose has two electrical connectors with cables, each extending from the end of the hose. The large rectangular connector is the machine end and has 8 foot (2.42 m) of cable (see [...]

  • Page 6

    6 309160 Installation W ARNING THERMAL EXP ANSION HAZARD Fluids subjected to heat in confined spaces, including hoses, and create a rapid rise in pressure due to the thermal expansion. Over–pressurization can result in equipment rupture and serious injury . S Open a valve to relieve the fluid expansion during heating. S Replace hoses proactively [...]

  • Page 7

    7 309160 Operation and Maintenance Pressure Relief Procedure W ARNING SKIN INJECTION HAZARD The system pressure must be manually relieved to prevent the system from starting or dispensing accidentally . Fluid under high pressure can be injected through the skin and cause serious injury . T o reduce the risk of an injury from injection, splashing fl[...]

  • Page 8

    8 309160 T roubleshooting 9. Check the continuity of the hose components. a. Use an ohmmeter to check the electrical resistance at the heating element pins be- tween pins A1 and A2 of the machine end connector (A) that attaches to the heated hose control. See Fig.1. The resistance of the heating element for the various lengths of coupled hose assem[...]

  • Page 9

    9 309160 T roubleshooting Make sure there is electrical continuity (<10 Ω ) be- tween the following pins of the large machine end connector and the small gun end connector Lack of electrical continuity between any of these pins is a failure of the hose. Replace the hose assembly . Continuity Between Connectors Machine End Gun End B1 1 B2 2 B3 5[...]

  • Page 10

    10 309160 Graco Standard W arranty Graco warrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the [...]