Craftsman 18180 - to Coil Roofing Nailer Operator's Manual page 7

SYMPTOM POSSIBLE CAUSE(S) CORRECTIVE ACTION
Trigger cap leaks air 1. O-ring damaged 1. Check and replace damaged O-ring (Fig. 10, No. 32)
2. O-rings damaged 2. Check and replace damaged O-rings
(Fig. 10, Nos. 21,23, 24, 26, 27, 30 and 32)
Cap leaks air 1. Cap bolts loose 1. Tighten bolts (Fig. 10, No. 2)
2. Damaged cap gasket 2. Check and replace damaged gasket (Fig. 10, No. 6)
Nose leaks air 1. Damaged nose gasket 1. Check and replace damaged nose gasket (Fig.lO, No. 48
2. Damaged bumper 2. Check and replace damaged bumper (Fig. 10, No. 20)
3, Nose bolts loose 3. Tighten bolts (Fig. 10, No, 51)
Tool will not operate
Tool operates slowly
or loses power
Tool skips fasteners or
inconsistent operation
1. Insufficientair supply
2. Damaged or worn head valve
O-rings or seal
3. Damaged head valve spring
4. Head valve binding in cap
5. Insufficient lubrication
1. Damaged head valve spring
2. Damaged or worn O-rings
3. Damaged trigger assembly
4. Build-up on ram
5. Cylinder not sealed on bumper
properly
6. Insufficient air supply
7. Insufficient lubrication
8. Head valve poorly lubricated
1. Feed piston not lubricated
2. Damaged feed piston O-rings
3,
Jaws binding
4. Nail holder improperly adjusted
5. Defective coil nails, welded wires
on coil breaking
6. Worn or damaged bumper
7. Build-up on ram or nose
8. Insufficient air supply
9. Damaged or worn piston O-ring
10. Insufficient lubrication
11. Fasteners too short
12. Damaged fasteners
13. Incorrect fastener size
14. Head valve O-rings leak
15. Damaged trigger valve O-rings
16. Bent or damaged ram
17. Dirty magazine
18. Damaged or worn magazine
1. Check air supply
2. Replace damaged or worn seal or O-rings
(Fig. 10, Nos. 7, 10, 11 or 12)
3. Replace damaged spring (Fig. 10, No. 8)
4. Clean and lubricate cap and head valve
(Fig. 10, Nos. 4 and 9)
5. Place five or six drops of air tool oil into air inlet cap
(Fig. 10, No. 33)
1. Check and replace damaged spring (Fig. 10, No. 8)
2. Replace damaged or worn O-rings
(Fig. 10, Nos. 10, 11 and 12)
3. Check and replace trigger assembly
4. Clean and lubricate piston/ram assembly (Fig. 10, No. 16)
5. Disassemble cylinder and assemble properly
6. Check air supply
7. Place five or six drops of air tool oil into air inlet cap
(Fig. 10, No. 33)
8. Disassemble head valve (Fig. 10, No. 9), clean,
lubricate, and assemble properly
1,
2.
3,
Lubricate feed piston (Fig. 10, No. 46) with air tool oil
Check and replace damaged O-rings
(Fig. 10, Nos. 45 and 47)
Check ratchet jaws (Fig. 10, Nos. 61 and 70) operation
Clean and lubricate jaws
Replace worn or damaged jaws
4. Adjust nail holder height properly
(refer to Figure 3, page 4)
5. Discard defective nails
6. Check and replace bumper (Fig. 10, No. 20)
7. Clean and lubricate piston/ramassembly (Fig. 10, No. 16)
8. Check air supply
9. Check and replace O-ring (Fig. 10, No. 15)
10. Place five or six drops of air tool oil into air inlet cap
(Fig. 10, No. 33)
11. Use Sears recommended fasteners only
12. Discard damaged fasteners and use
Sears recommended fasteners only
13. Use Sears recommended fasteners only
14. Check and replace damaged O-rings
(Fig. 10, Nos. 10, 11 and 12)
t5. Check and replace damaged O-rings
(Fig. 10, Nos. 21, 23, 24, 26, 27, 30 and 32)
16. Check and replace damaged piston/ram assembly
(Fig. 10, No. 16)
17. Clean magazine and lubricate with air tool oil
18. Check and replace magazine
7