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15

TROUBLESHOOTING GUIDE

       

WARNING:

 Stop using the tool immediately if any of the following problems occur. Repairs and 

replacements should only be performed by an authorized technician. For any questions, please contact 
our customer service at (800) 232-1195, M-F 8-5 CST or email us at [email protected].

Problem

Common Causes

Solution

Air leaking at trigger 
area

1. O-ring in trigger valve is damaged.
2. Trigger valve head is damaged.
3. Trigger valve stem, seal or O-ring is 
damaged.

1. Check and replace O-ring.
2. Check and replace trigger valve head.
3. Check and replace trigger valve stem, 
seal or O-ring.

Air leaking between 
body and drive guide

Damaged piston O-ring or bumper.

Check and replace O-ring or bumper.

Air leaking between 
body & cylinder cap

1. Loose screw.
2. Damaged seal.

1. Tighten screws. 
2. Check and replace seal.

Trigger is pressed 
but no fastener is 
driven.

1. Not properly connected to air supply.
2. Air hose is leaking.
3. Fasteners not installed correctly.
4. Operating pressure too low.

1. Check air supply connections.
2. Check air hose for leaks.
3. Load fasteners correctly.
4. Increase operating pressure.

Fasteners are driven 
too deep

1. Worn bumper.
2. Air pressure is too high.
3. The depth setting is too shallow.

1. Replace bumper.
2. Adjust the air pressure.
3. Adjust the depth wheel.

Double Firing

1. Safety bracket engaged between nails.
2. Compressor air pressure set too high.

1. Release safety bracket quickly after 
shooting each nail.
2. Adjust the air pressure, 95 PSI is rec-
ommended for general use.

Runs slowly or has 
power loss

1. Insufficient oil.
2. Insufficient air supply.
3. Broken spring in cylinder cap.
4. Exhaust port in cylinder cap is blocked.

1. Lubricate as instructed.
2. Check air supply.
3. Replace spring.
4. Replace damaged internal parts.

Tool skips a fastener

1. Worn bumper or damaged spring.
2. Dirt in drive guide.
3. Inadequate airflow to tool.
4. Worn or dry O-ring on piston.
5. Damaged O-ring on trigger valve.
6. Cylinder cap seal leaking.

1. Replace bumper or pusher spring.
2. Clean drive channel of front plate.
3. Check hose and compressor fittings.
4. Replace O-ring or lubricate.
5. Replace O-ring.
6. Replace seal.

Fasteners 
repeatedly jam

1. Joint guide is worn.
2. Fasteners are wrong size or damaged.
3. Magazine or front plate screws are 
loose.
4. Piston assembly is damaged.

1. Replace joint guide.
2. Use recommended and undamaged 
fasteners.
3. Tighten screws.
4. Replace piston assembly.

Tool will not drive 
down tight

1. Piston assembly is damaged.
2. Insufficient air pressure.
3. Slow cycling and loss of power.

1. Replace piston assembly.
2. Adjust to adequate air pressure.
3. Check cylinder cap spring for broken 
coils or reduced length. Check if exhaust 
port of cylinder cap is restricted.

Summary of Contents for 61783

Page 1: ...se attention to the rules for safe operation warnings and cautions If you use your tool properly and for its intended purpose you will enjoy years of safe reliable service IMPORTANT MODEL 61783 COIL R...

Page 2: ...Guide 15 Exploded View Parts List 16 Warranty Statement 17 SPECIFICATIONS Model Number 61783 Operating Pressure Range 70 PSI to 120 PSI Air Inlet Size 1 4 18 NPT Fastener Length 3 4 to 1 3 4 Fastener...

Page 3: ...nt to cover all possible conditions and situations that may occur WEN reserves the right to change this product and specifications at any time without prior notice Keep this manual available to all us...

Page 4: ...to fight the debris produced by operation Wear work gloves to protect your hands Wear safety non slip work boots Wear safety helmet if any work is being carried out above your head 3 STAY ALERT watch...

Page 5: ...IR SUPPLY HOSE is free of obstructions or snags Entangled or snarled hoses can cause a loss of balance Keep the hose in good condition 7 MAKE SURE ALL CONNECTIONS are nice and tight Use appropriate ho...

Page 6: ...result 8 BE AWARE of material thickness when using the nailer A protruding nail may cause injury 9 WHEN THE TOOL IS BEING UTILIZED at pressures on the high end of its operating range nails can be driv...

Page 7: ...s from the packaging Check your tool against the graph below If any part is damaged or missing please contact our customer service at 800 232 1195 M F 8 5 CST or email us at techsupport wenproducts co...

Page 8: ...y the first use Proper lubrication is the owner s responsibility Failure to lubricate the tool properly will dramatically shorten the life of the tool and void the warranty Oil NOTE An automatic in li...

Page 9: ...a lower pressure and the pressure can be adjusted later depending on firing depth the length of nails and the hardness of the workpiece 2 Make sure the air hose is depressurized when installing or re...

Page 10: ...e Nail Shank Type Screw Ring or Smooth 3 Check the adjustment for the size of nail to be inserted The nail sup port can be moved up or down to several settings A gauge is located on the side of the ma...

Page 11: ...t WARNING Never put your finger on the trigger unless you are prepared for operation Unintended nails can be discharged when the trigger is engaged and the safety bracket is pressed by accident Single...

Page 12: ...l 3b With Rapid Fire Trigger Red Trigger WARNING Before each use check the nailer compressed air connections and air lines If any part is missing or damaged do not operate this tool until part is repa...

Page 13: ...ck into position 5 Remove the rod and close the magazine 6 Make sure the trigger and safety bracket move freely without sticking or binding 7 Reattach the air supply and load nails into magazine Check...

Page 14: ...d be repaired or replaced before use 2 Inspect the tool and make sure all screws are tight Loose screws can cause personal injury or damage the tool 3 Check the filter of the air compressor weekly All...

Page 15: ...ust the air pressure 3 Adjust the depth wheel Double Firing 1 Safety bracket engaged between nails 2 Compressor air pressure set too high 1 Release safety bracket quickly after shooting each nail 2 Ad...

Page 16: ...EXPLODED VIEW AND PARTS LIST EXPLODED VIEW PARTS LIST 16...

Page 17: ...uster Plate 17 61782B 017 Washer 52 61782B 052 Spring Washer 87 61782B 087 Washer 18 61782B 018 O ring 43 3x3 5 53 61782B 053 Screw M4x12 88 61782B 088 Adjuster Stem 19 61782B 019 Piston Assy 54 61782...

Page 18: ...purchaser The product must be shipped in its original container or an equivalent properly packed to withstand the hazards of shipment The product must be fully insured with a copy of the warranty card...

Page 19: ......

Page 20: ...THANKS FOR REMEMBERING...

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