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Table of contents for the manual
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Page 1
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. 258699 North America - Inc ludes 257500 and 4 in. (10 cm) SmartDie ?[...]
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Page 2
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 . . . . . . . . . . . . . . 5 Kettle T emperature Control Calib[...]
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Page 3
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. Refer bac k to these G eneral W ar nings pages. A[...]
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Page 4
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. • Read MSDS to kno w the specific hazards of the materials y ou are using. PERSONAL PRO TECTIVE EQUIPMENT Y ou must wear approp riate protectiv e equipment when oper ating, ser[...]
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Page 5
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 . Bef ore checking, make cer tain all electr ical con[...]
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Page 6
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. 4. After control has r eached steady state temper ature and b[...]
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Page 7
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. 4. After control has r eached steady state temper ature and b ur ners do not cycle mor[...]
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Page 8
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). 5. Remov e wire grommet (209) from gas saf ety v[...]
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Page 9
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 . 6. Replace wire grommet (209) on g as safety v alve enclosure (28). 7. Conn[...]
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Page 10
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. 4. Screw 0 to 30 in. w .c. (0 to 7.47 cb) ca librated gas pressure gauge or manometer into[...]
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Page 11
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 . 4. T ur n adjusting screw cloc kwise to decr ease flame height (count ercl[...]
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Page 12
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 (2.1 bar). 3. Reconnect gas tubi ng line (49) to gas tube fit ting tee ([...]
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Page 13
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. 4. Loop op en end of spr ing and gu ard ov er firs t pin on screed bo x. Then p[...]
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Page 14
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). NO TE: T o ensure proper contact between driv e wheel (27) and tire (89), make sur[...]
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Page 15
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. Adjusting Screed Bo x Piv ot Arm If the[...]
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Page 16
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. Manual gas shut- off valv e clo[...]
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Page 17
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). K ettle tempe rature contro l dial set at a lower temperat ure than mat erial temperat ure T urn kettle tempe rature control dia l to tem-[...]
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Page 18
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 . Gas lines leaking or disconnecte d Ch[...]
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Page 19
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 ). Incorrect deplo yment rod linkage length Adjust length (se[...]
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Page 20
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. Marking speed too f ast Slow Thermolazer ™ speed. Mater ial thickness too think [...]
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Page 21
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 di- tions to remove moisture • Reduce Thermolazer ™ speed Swollen round ed line • M ateri al temperatur e is too high • Lower mater ial te mp[...]
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Page 22
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 (.83 bar) T orch inlet press ure: 18 psi (1.24 bar) K ettle main b urner heating capacity (maximu[...]
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Page 23
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. With the e xception of any special, ex tended, or limited warrant[...]
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Page 24
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. P.O. BOX 14[...]