Grizzly H7826 owner manual Troubleshooting, Symptom Possible Cause Solution

Troubleshooting

Symptom	Possible Cause		Solution
Air leaking at	1.	Damaged seal.	1.	Replace damaged seal.
whack cap area.	2.	O-rings on the plunger are	2.	O-rings must be replaced.
		damaged.
Air leaking between	1.	Loose air fitting.	1.	Tighten air fitting & use
body and hose.				teflon tape.
Air leaking around	1.	Damaged O-ring on the pis-	1.	Replace O-ring.
driver.		ton.
	2.	Worn bumper.	2.	Replace bumper.
Nailer does not fire.	1.	Nail is jammed in magazine	1.	Clear magazine or dis-
		or discharge area.		charge area.
	2.	Air pressure too low.	2.	Check for blockage/
				increase air pressure.
	3.	Lack of lubrication.	3.	Place several drops of oil
				in the air inlet.
	4.	Worn or damaged O-rings.	4.	Replace O-rings. Make
				sure air pressure does
				not exceed the maximum
				operating pressure.
	5.	Piston shaft is damaged.	5.	Replace piston shaft.
Tool runs slowly	1.	Air pressure too low.	1.	Check for blockage/
or has a loss of				increase air pressure.
power.	2.	Insufficient lubrication.	2.	Lubricate nailer.
	3.	Dirt and oil buildup on driver.	3.	Disassemble and clean
				driver.
	4.	Exhaust port in cap is	4.	Clean exhaust port.
		blocked.
	5.	Worn or damaged O-rings.	5.	Replace O-rings.
Tool skips nails	1.	Air leaks.	1.	See above.
while discharging.	2.	Insufficient lubrication.	2.	Lubricate nailer.
	3.	Dirt in nose.	3.	Clean nose.
	4.	Dirt or damage prevents nails	4.	Clean magazine and
		from moving in magazine.		inspect/repair damage.
	5.	Inadequate air flow to tool.	5.	Check for blockage/
				increase air pressure.
	6.	Worn or damaged O-rings.	6.	Replace O-rings.
	7.	Worn bumper.	7.	Replace bumper.
	8.	Damaged pusher spring.	8.	Replace pusher spring.
	9.	Bent, damaged, dirty, or	9.	Use undamaged, correct
		wrong size nails.		size, nails.
	10.	Damaged driver.	10.	Replace driver.
Fasteners frequent-	1.	Bent, damaged, dirty, or	1.	Use undamaged, correct
ly jam the nailer.		wrong size nails.		size, nails.
	2.	Magazine screws are loose.	2.	Tighten magazine.
	3.	Driver or driver guide are	3.	Replace worn or damaged
		worn or damaged.		parts.

-14- Model H7826 Flooring Nailer