Manuel d'utilisation / d'entretien du produit 257500 du fabricant Graco
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Repair ThermoLazer ™ P a vement Marking System - For prof essional applicati on of thermoplastic traffi c marking compound materials (reflective beads applied si multaneousl y with screeding) - - For outdoor use only ( not to be opera ted in rain or damp conditions) - Model No.
Table of Contents 2 313879B T able of Contents T able of Content s . . . . . . . . . . . . . . . . . . . . . . . . . . 2 W arnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Kettle Gas Safety V alve , Kettle T emperature Control, and Kettle Thermopile Diagnosis .
Warnings 313879B 3 Wa r n i n g s The f o llowing are ge neral warnings related to th e saf e setup , use, g rounding, maintena nce and repair of this equip- ment. In the te xt of this manual, th e exclama tion point symbol aler ts you to a w arn ing and the haza rd symbol ref ers to specific risks.
Warnings 4 313879B T OXIC FLUID OR FUMES HAZARD T o xic fluids or fumes can cause serious injur y or death if splashed in the e yes or on skin, inha led, or s wal- lowe d.
Kettle Gas Safety Valve, Kettle Temperature Control, and Kettle Th ermopile Diagnosis 313879B 5 K ettle Gas Safety V alve , K ettle T emperature Contr ol, and K ettle Thermopile Diagnosis The gas saf ety valv e, te mperature contr ol and thermo- pile can be chec ked b y usi ng a milliv olt meter .
Kettle Temperature Control Calibration 6 313879B K ettle T emperature Contr ol Calibration T o Chec k Kettle T emperature Contr ol Calibrat ion: 1. Mov e Ther molazer ™ to an area with no wind. 2. T urn temperature control to 400° F (204° C). 3. Agitat e mater ial for 4 to 5 minutes.
Kettle Thermome ter Ca libration 313879B 7 K ettle Thermometer Calibration T o Chec k Kettle The rmometer Calibration: 1. Move Thermo Lazer ™ to an area with no wind. 2. T urn temperature co ntrol to 400° F (204° C). 3. Agitate ma teri al f or 4 to 5 minutes.
Thermopile Replacement 8 313879B Thermopile Replacement Re m ova l 1. Shut off gas v alv e on LP-tank and disconnect hose . 2. Remov e gas safety v alve enclosure back co ver . 3. Remove co ver (252) from gas safety v alve enclo- sure (28). 4. Disconnect ther mopile wires from gas safety v alve (13).
Thermopile Replacement 313879B 9 Installation 1. Replace thermopile (7). 2. Replace gas pilot m ounting p late (18) . 3. Connect gas pilot line (76) at gas pilot coup ling (171). 4. Guide ther mopile wire into gas safety va lve enclo- sure (28). 5. Zip-tie wires togeth er .
Adjust Ga s Pressur e to Kettle Burners 10 313879B Adjust Gas Pressure to K ettle Burner s 1. Shut of f kettle gas safety valv e (CC). 2. T ur n kettle temperature contr ol knob (AA) to 0 (“OFF”). 3. Remov e kettle gas saf ety valv e 1/8-27 NPT pipe plug.
Adjust Kettle Pilot Burner Flame 313879B 11 Adjust K ettle Pilot Burner Flame 1. Ignite kettle gas pilot bur ner . 2. Record pilot b urner flame height and color . Flame should be 2 to 3 in. (5 to 7 cm) high and b lue-or ange in color . 3. Remov e flame adjusting screw cap .
Cleaning Kettle Main Burner Gas Li nes 12 313879B Cleaning K ettle Main Burner Gas Lines 1. Disconnect gas tubin g line (49) from gas tube fitting tee (165). 2. F orce air into gas tub ing line (49). Insert r ubber hose ov er gas tubing tee and f orce air into tubing at 30 psi (2.
Replacing Screed Box Spring 313879B 13 Replacing Screed Bo x Spring 1. P osition replacement spring as shown be low and slide into spring guard. 2. Push spring up through guard an d loop end around guard pin until spring sits in gr oov e. 3. Set screed bo x on its side.
Securing Bead Dispenser Wheel 14 313879B Securing Bead Dispenser Wheel T o properly dispense bea ds, driv e wheel (27) must be in direct conta ct with tire (89 ). If dr ive wheel (27) becom es loose and/or starts to slip, use allen wrench to tighten set scre w (211).
Screed Box/Bead Dispenser Box Actuator 313879B 15 Screed Bo x/Bead Dispenser Bo x Actuator If the screed b ox/b ead dispenser bo x actuator does not remain in the “do wn and loc ked” positi on, adjust the 3/4-16 loc k nut b y turning clockwise 1/4 to 1/2 turn or until the actuator does no t freely rotate.
Troubleshooting 16 313879B T r oubleshooting Prob lem Cause Solution K ettle pilot burner does not ignite or does no t remain ignited Low or empty LP- gas tank Replace with full tank. Gas supply hose not conn ected to tank Connect gas supply hose . LP-gas tank shut-off v alve closed Open LP-gas tank shut-of f valv e.
Troubleshooting 313879B 17 K e ttle main burn ers do not ignite o r are no t bur n i n g c o r r e ct l y K ettle gas safety v alve knob not at correct position T urn knob to ON position (see Oper ation manual).
Troubleshooting 18 313879B Smar tDie ™ screed box IR burner does not ignite , does not remain ignited, or can not change heat outp ut Empty LP-gas tank Replace with full tank. LP-gas tank shut-off v alve closed Open LP-gas tank shut-of f valv e. Gas supply hose not conn ected to tank Connect gas supply hose .
Troubleshooting 313879B 19 Smar tDie ™ screed box leaking F oreign mater ial in screed box discharge opening CAREFULL Y dislodge and remov e foreign material. Dir ty screed bo x CAREFULL Y clean box. All moving par ts need to be free of debris. Spring broken Replace spring (see page 13 ).
Troubleshooting 20 313879B Applying Material Prob lem Cause Solution Ragged line edges when extruding Dir ty screed box CAREFULL Y clean bo x. Discharg e opening and die plat e runners need to be free of de bris. Cold material temperat ures Heat material as required.
Troubleshooting 313879B 21 Ragged edges and gaps in line • Material temperature is too low • Ther molazer ™ speed is too fast • Raise material temperatur e • Wait f o r change in ambient con.
Technica l Data 22 313879B T ec hnical Data Dimensions Fuel: Liquefied petr oleum gas (LP-gas) (propa ne vapor ) Gas supply pressure (ma ximum): 250 psi (17.24 bar) K ettle burner inle t pressure: 11 in. w .c. (2.7 kPa) IR burner inlet pressure: 12 psi (.
Graco Standard Warranty 313879B 23 Graco Standar d W arranty Graco warrants all equipment referenced in this document which is manuf actured by Graco and bearing its name to be free from de fe c t s i n material and workmanship on the date of sale to the origin al purc haser for use.
All written and visual data contained in this document reflects the latest product information available at the time of publica tion. Graco reserves the right to make changes a t any time without notice. This manual contains English. MM 313879 Graco Headquarters: Minneapolis International Offices: Belgium, China, Japan, Korea GRACO INC.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Graco 257500 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Graco 257500 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Graco 257500, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Graco 257500 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Graco 257500, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Graco 257500.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Graco 257500. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Graco 257500 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
