Troubleshooting

Problem

Cause

Solution

 

 

 

 

 

 

SmartDiescreed box

Empty LP-gas tank

Replace with full tank.

IR burner does not

LP-gas tank shut-off valve closed

Open LP-gas tank shut-off valve.

ignite, does not remain

 

 

Gas supply hose not connected to tank

Connect gas supply hose.

ignited, or can not

 

 

Gas lines leaking or disconnected

Check for gas leaks. Connect and tighten

change heat output

 

fittings.

 

 

 

 

 

 

Not allowing time for IR burner thermocouple

See Operation manual.

 

to sense heat

 

 

 

 

 

IR burner regulator/flow control valve not func-

Replace part (see Parts manual).

 

tioning correctly

 

 

 

 

 

IR burner safety shut-off valve not functioning

Replace part (see Parts manual).

 

correctly

 

 

 

 

 

IR burner thermocouple not functioning cor-

Replace part (see Parts manual).

 

rectly

 

 

 

 

Torch does not ignite

Empty LP-gas tank

Replace with full tank.

 

 

 

 

LP-gas tank shut-off valve closed

Open LP-gas tank shut-off valve.

 

 

 

 

Torch manual gas shut-off valve closed

Open manual shut-off valve.

 

 

 

 

Gas supply hose not connected to tank

Connect gas supply hose.

 

 

 

 

Gas lines leaking or disconnected

Check for gas leaks. Connect and tighten

 

 

fittings.

 

 

 

 

Torch assembly not functioning correctly

Replace part (see Parts manual).

 

 

 

PaddleMaxagitator

Material is cold

Allow time for material to reach operating

handle is hard to move

 

temperature

 

Bushings are worn

Replace bushings (see Parts manual).

 

 

 

 

Linkage ball rod ends need lubrication

Add grease

 

 

 

 

Foreign material lodged between agitator and

Remove material in kettle and CARE-

 

kettle

FULLY dislodge and remove foreign mate-

 

 

rial.

 

 

 

ControlFlowgate

Cold material temperature

Heat material to operating temperature.

valve difficult to open

 

Make sure thermometer is free to move.

or close

Gate sticking in guides

Check for excess material in guides. Apply

 

 

heat as required and remove excess mate-

 

 

rial. Add grease to lubricate guides.

 

 

 

 

Bushings are worn

Replace bushings (see Parts manual).

 

 

 

ControlFlowgate

Gate not completely closed

Close gate completely.

valve leaking

Foreign material lodged in gate opening

CAREFULLY dislodge and remove foreign

 

 

material.

 

 

 

18

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Graco 258699, 257500 important safety instructions Problem Cause Solution

257500, 258699 specifications

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