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Troubleshooting

309863A

13

Troubleshooting

Pressure Relief, page 5

Problem

Cause

Solution

Sprayer won’t run

Power switch not on

Turn switch on.

No power at wall outlet

Check outlet by plugging in another 
appliance. If appliance does not 
work, try another outlet.

Wrong size generator

Use a 3500 watt or larger generator. 
Refer to Generator Requirements, 
page 5

Too many items on same circuit

Unplug other items from circuit

Extension cord too long or wrong 
gauge

Use a different extension cord. Refer 
to Grounding and Electric Require-
ments, page 5

Breaker tripped

Reset breaker

Pump won’t pump material

Air lock

Open air valve on gun

Selector switch in wrong position

Move selector switch to correct posi-
tion for application

Mix too thick

Add water to thin material. Use Mate-
rial Thickness Gauge.

Loose fittings

Check and retighten all fittings

Plugged gun

Relieve Pressure,

 page 5. Remove 

gun from hose. Clean gun.

Pump hose worn out

Replace hose. Recommended hose 
replacement - after every 40 hours of 
operation.

Pump cold

Move pump to warm room and allow 
it to warm up or run hot water through 
sprayer.

Material runs out of bottom of sprayer Pump hose worn out

Replace hose

Loose fittings

Check and retighten all fittings

No air from compressor

Gun air valve closed

Open gun air valve

Low voltage

Check extension cord length and 
gauge. Replace if different than rec-
ommended. Refer to Grounding and 
Electrical Requirements, page 5.

Gun needle plugged

Clean needle and retry.

Worn compressor

Replace compressor. Contact a qual-
ified Graco Service Center.

Lines not connected

Check all quick disconnect connec-
tions to gun and hoses

Damaged hose

Replace hose

Summary of Contents for Magnum TexFinish 246186

Page 1: ...registered to I S EN ISO 9001 309863A Operation Interior Texture Sprayers TexFinish Rental Texture Sprayer For Water Based Materials Only Model 246186 55 psi 3 8 bar Maximum Fluid Working Pressure Re...

Page 2: ...ard Equipment misuse can cause equipment to rupture malfunction or start unexpectedly and cause serious injury Before operating this equipment read all manuals tags and labels including material label...

Page 3: ...hing gloves and eyewear Before adding material to hopper install burp guard When only a small amount of material remains in the hopper the burp guard prevents material from shooting out when the unit...

Page 4: ...Hose plug D Hopper gun spray gun selector switch S Gun plug E ON OFF switch T Material thickness gauge F Air Compressor inside U Nozzle 3 sizes available G Material air hose W Gun air valve J Texture...

Page 5: ...d or if in doubt as to whether the product is properly grounded Do not modify plug provided if it will not fit the outlet have proper outlet installed by a qualified electrician 120V AC Systems This e...

Page 6: ...with 1 gallon of water 7 Turn hopper gun spray gun selector switch to SPRAY GUN Important If you are going to stop spraying for more than 5 minutes turn sprayer off to prevent shortened pump hose lif...

Page 7: ...ttern adjust air valve and flow adjustment nut on gun If you do not achieve the desired pattern change nozzles page 10 Hopper Attachment 1 Connect air hose to sprayer 2 Connect air hose to gun 3 Clip...

Page 8: ...power switch ON 10 To achieve uniform spray pattern adjust air valve and flow adjustment nut on gun If you do not achieve the desired spray pattern change nozzles page 10 CAUTION Failure to change sel...

Page 9: ...a mixing pad dle to a smooth lump free consistency 3 After texture material is thoroughly mixed gently set ball end of Material Thickness Gauge on surface of mixture 4 Observe the ball in material Wh...

Page 10: ...decreases air flow through gun which increases texture material flow through pump To Get Less Material Try one or a combination of these methods Open air valve Turn gun flow adjustment nut to decrease...

Page 11: ...water into a waste bucket to empty material hopper 10 Turn power switch OFF 11 Open gun air valve Relieve Pressure page 5 Keep pump and hose clean when switching between simulated acoustic knockdown a...

Page 12: ...through and out of gun 4 Flush until gun is clean 5 Turn power switch ON 6 Open gun air valve 7 Trigger gun to blow air through tip clearing out any remaining material 8 Remove hopper from gun and fi...

Page 13: ...Mix too thick Add water to thin material Use Mate rial Thickness Gauge Loose fittings Check and retighten all fittings Plugged gun Relieve Pressure page 5 Remove gun from hose Clean gun Pump hose worn...

Page 14: ...opper connection not tight Check gasket TIghten connection Debris in system Clean Quick disconnect does not stay con nected Dirty or corroded fitting Clean thoroughly Soak in oil Apply a few drops of...

Page 15: ...hp AC open frame Compressor motor Universal AC 10 5 amp Power Cord 16 AWG 3 wire 25 ft Material hopper capacity Sprayer Material Hopper 6 gallons Gun material hopper 1 5 gallon Maximum delivery with...

Page 16: ...IRECT OR CONSEQUENTIAL LOSS DAMAGE OR EXPENSE OF ANY KIND WHETHER FROM BREACH OF THIS WARRANTY OR ANY OTHER REASON Some states do not allow the exclusion or limitation of incidental or consequential d...

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