Maintenance. Graco 3A1319C - ThermoLazer and ThermoLazer ProMelt Pavement Marking Systems

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Maintenance. Graco 3A1319C - ThermoLazer and ThermoLazer ProMelt Pavement Marking Systems | Manualzz

Maintenance

Maintenance

DAILY: Check gas lines and fittings for gas leaks. Use soap and water mixture or LP-gas leak detector to detect gas leaks.

DAILY: Check LP-gas supply hose for abrasions, cut or wear. Make sure hose fitting and tank fitting are free of debris before connecting.

DAILY: Make sure kettle gas safety valve (CC) rotates freely. Make sure valve freely moves in and out at the

“PILOT” position.

DAILY: Make sure a good spark is being produced at the kettle pilot burner by the kettle pilot igniter electrode.

Spark gap should be .17 - .20 in. (.43 - .50 cm).

.17 - .20 in.

ti14519a

DAILY: Make sure kettle main burners (A) ignite when heat is required and shut-off when heat is not required.

DAILY: Make sure kettle pilot burner (C) is burning correctly. The flame should be 2 - 3 in. (5.0 - 7.6 cm) high and blue/orange in color.

2 - 3 in.

ThermoLazer

DAILY: Make sure kettle main burners (A) are burning correctly. The flame should be 2 - 3 in. (5 - 7.5 cm) high and blue/orange in color.

A

2 - 3 in.

ThermoLazer

3 - 4 in. ProMelt

Venturi gap .20 in. (.50 cm) ti14520a

DAILY: Make sure LP-gas only flows to burner when safety shut-off valve knob is pressed in.

DAILY: Make sure the screed burners are burning correctly.

DAILY: Check bead box dispenser drive wheel (27) and tire (89) for foreign debris.

WEEKLY: Grease thermoplastic flow control gate valve guides.

WEEKLY: Check tire pressures.

WEEKLY: Check screed box bar carbide runners for wear.

WEEKLY: Clean the kettle to remove any debris or burnt material.

WEEKLY (or every 3000 lb of melting): Clean ProMelt

Kettle of all overheated material.

MONTHLY: Grease agitator rod ball joint ends.

DAILY: Clean ProMelt kettle screen by scraping sides with long-handled scraper.

3 - 4 in. ProMelt ti14413a ti16991a

3A1319C 27

Maintenance

Fat Track

Front Swivel Wheel

System

ANNUALLY: Tighten nut on screw under dust cap until spring washer bottoms out. Then back off the nut 1/2 to

3/4 turns.

ANNUALLY: Tighten nut on screw until it begins to compress spring washer. Then tighten an additional 1/4 turn.

FatTrack

Front Swivel Tire Alignment

Align front wheel as follows:

1.

Loosen cap screw (86h).

86h

MONTHLY: Grease the wheel bearing.

PERIODICALLY: Check caster locking pin for wear. If pin is worn out, there will be play in the caster wheel.

Reverse or replace the pin as needed.

PERIODICALLY: Check caster wheel alignment as necessary. ti14527a

2.

Rotate front wheel fork left or right, as necessary, to straighten alignment.

3.

Tighten cap screw (86h). Push striper and let striper roll with hands off of striper.

NOTE: If striper rolls right or left, then repeat steps 1 and 3 until striper rolls straight.

28 3A1319C

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