H7665 21° Round Head Framing Nailer
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H7665 21° Round Head Framing Nailer
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H7665 PARTS LIST
REF PART #
DESCRIPTION
REF PART #
DESCRIPTION
1
PSB11M
CAP SCREW M8-1.25 X 16
49
PH7665049 DEPTH ADJUSTMENT NUT
2
PH7665002 AIR DEFLECTOR
50
PH7665050 COPPER COLLAR
3
PH7665003 DEFLECTOR RUBBER
51
PH7665051 SAFETY NOSE CASE
4
PH7665004 COMPRESSION SPRING
52
PH7665052 O-RING 61.5 X 1.8
5
PH7665005 SPRING WIRE
53
PH7665053 DRIVE GUIDE
6
PSB06M
CAP SCREW M6-1 X 25
54
PLW04M
LOCK WASHER 8MM
7
PLW03M
LOCK WASHER 6MM
55
PSB13M
CAP SCREW M8-1.25 X 30
8
PH7665008 CYLINDER CORE
56
PEC16M
E-CLIP 2.5MM
9
P04510421 CAP SCREW M5-.8 X 5
57
PH7665057 PIN
10
PH7665010 CYLINDER COVER
58
PSB26M
CAP SCREW M6-1 X 12
11
PH7665011 HEAD VALVE PISTON
59
PW03M
FLAT WASHER 6MM
12
PH7665012 SPRING SEAT
60
PH7665060 PLATE
13
PH7665013 COMPRESSION SPRING
61
PH7665061 MAGAZINE
14
PH7665014 SPRING WASHER
62
PH7665062 WASHER CASE
15
PH7665015 COLLAR
63
PH7665063 DRIVE NAIL BAR
16
PH7665016 O-RING 42.3 X 5
64
PH7665064 SPACER
17
PH7665017 MAIN PISTON
65
PSB125M
CAP SCREW M3-.5 X 5
18
PH7665018 O-RING 57.5 X 3
66
PH7665066 PUSHER
19
PH7665019 O-RING 88 X 3
67
PH7665067 TORSION SPRING
20
PH7665020 FIXED RING
68
PH7665068 SPRING CORE
21
PH7665021 SEALING RING
69
PH7665069 PIN B4 X 25
22
PH7665022 CYLINDER
70
PSB17M
CAP SCREW M4-.7 X 10
23
PH7665023 BUMPER OUTER LANE
71
PW05M
FLAT WASHER 4MM
24
PH7665024 BUMPER
72
PN04M
HEX NUT M4-.7
25
PH7665025 CYLINDER WASHER
73
PH7665073 RELEASE LATCH
26
PH7665026 GUN BODY
74
PH7665074 LATCH SPRING
27
PH7665027 TRIGGER VALVE SEAT
75
PSB140M
CAP SCREW M4-.7 X 45
28
PH7665028 O-RING 15 X 2.65
76
PH7665076 SAFETY PIPE
29
PH7665029 O-RING 17 X 1.5
77
PH7665077 SAFETY PIPE CASE
30
PH7665030 TRIGGER VALVE GUIDE
78
PSB20M
CAP SCREW M5-.8 X 14
31
PH7665031 O-RING 6.2 X 1.8
79
PH7665079 FIXED SEAT
32
PH7665032 O-RING 6.4 X 2
80
PW02M
FLAT WASHER 5MM
33
PH7665033 O-RING 9 X 1.8
81
PN06M
HEX NUT M5-.8
34
PH7665034 SWITCH SPRING
82
PSB38M
CAP SCREW M5-.8 X 25
35
PH7665035 SWITCH PIPE
83
PH7665083 RUBBER HANDLE CASE
36
PH7665036 O-RING 2.5 X 1.5
84
PH7665084 END CAP WASHER
37
PH7665037 O-RING 20.3 X 2.3
85
PH7665085 END CAP
38
PH7665038 SWITCH SEAT
86
PW02M
FLAT WASHER 5MM
39
PRP16M
ROLL PIN 3 X 25
87
PSB15M
CAP SCREW M5-.8 X 20
40
PH7665040 TRIGGER
88
PH7665088 AIR PLUG 1/4" NPT MALE
41
PH7665041 SAFETY SPACER
89
PH7665089 AIR PLUG DUST CAP
42
PRP02M
ROLL PIN 3 X 16
90
PH7665090 CARRYING CASE
43
PH7665043 SAFETY GUIDE
91
PAW03M
HEX WRENCH 3MM
44
PH7665044 COMPRESSION SPRING
92
PAW04M
HEX WRENCH 4MM
45
PH7665045 SAFETY YOKE
93
PAW05M
HEX WRENCH 5MM
46
PSB03M
CAP SCREW M5-.8 X 8
94
PAW06M
HEX WRENCH 6MM
47
PW02M
FLAT WASHER 5MM
95
PH7665095 PISTON REPAIR KIT*
48
PH7665048 SAFETY NOSE
*
ITEM NOT SHOWN ON BREAKDOWN
TROUBLESHOOTING
Symptom
Possible Cause
Solution
Air leaking at trig-
ger valve area.
1. O-rings in trigger valve hous-
ing are damaged.
1. O-rings must be replaced
& operation of safety nose
must be checked.
Air leaking between
housing and hose.
1. Loose screws in housing.
2. Damaged O-ring.
3. Loose air fitting.
1. Tighten screws.
2. Replace O-ring.
3. Tighten air fitting & use tef-
lon tape.
Air leaking between
housing and cap
assembly.
1. Damaged seal.
1. Replace damaged seals.
Tool skips nails
while discharging.
1. Air leaks.
2. Dirt in nose.
3. Dirt or damage prevents nails
from moving freely in maga-
zine.
4. Inadequate air flow to tool.
5. Worn O-ring on piston or lack
of lubrication.
6. Damaged O-rings on trigger
valve.
7. Worn bumper.
8. Cap seal leaking.
1. Tighten screws and fittings.
2. Clean nose.
3. Clean magazine and
inspect/repair damage.
4. Check fitting, hose, com-
pressor & air pressure.
5. Replace piston O-ring.
Lubricate.
6. Replace trigger valve O-
rings.
7. Replace bumper.
8. Replace cap seal.
Tool runs slowly
or has a loss of
power.
1. Nailer is not sufficiently lubri-
cated.
2. Broken spring in cap assem-
bly.
3. Exhaust port in cap is blocked.
1. Lubricate nailer.
2. Replace spring.
3. Clean or replace damaged
internal parts.
Fasteners frequent-
ly jam the nailer.
1. Nails are the wrong size.
2. Nails are bent or dirty.
3. Magazine or nose screws are
loose.
4. Driver or driver guide are worn
or damaged.
5. Nails are wrong angle.
1. Use correct nails.
2. Use undamaged, clean
nails.
3. Tighten magazine.
4. Replace worn or damaged
parts.
5. Use correct angle nails.
Nailer does not fire. 1. Nail is jammed in magazine or
discharge area.
2. Piston shaft is damaged.
3. Air pressure too low.
1. Clear nailer magazine or
discharge area.
2. Replace piston shaft.
3. Check/increase air pres-
sure.
