Instruction Manual
Page 3
...PROMOTION 7 7-1. Related Laws and Regulations ...8 8. Interchangeability ...10 8-3. Disassembly and Reassembly of the Nailing Operation 3 5-3. INSPECTION AND CONFIRMATION AFTER REASSEMBLY 28 12. APPLICATIONS ...1 4. Examples of Air Leakage 17 10. Operation ...Principle ...11 9. Possible Causes and Correction of Nail Use ...4 5-5. Nail Selection ...4 5-4. Warning Label ...7 7-3. Mechanism ...8 8-2. Troubleshooting and Correction ...14 9-2. COMPARISONS WITH SIMILAR PRODUCTS 6 7. ...
...PROMOTION 7 7-1. Related Laws and Regulations ...8 8. Interchangeability ...10 8-3. Disassembly and Reassembly of the Nailing Operation 3 5-3. INSPECTION AND CONFIRMATION AFTER REASSEMBLY 28 12. APPLICATIONS ...1 4. Examples of Air Leakage 17 10. Operation ...Principle ...11 9. Possible Causes and Correction of Nail Use ...4 5-5. Nail Selection ...4 5-4. Warning Label ...7 7-3. Mechanism ...8 8-2. Troubleshooting and Correction ...14 9-2. COMPARISONS WITH SIMILAR PRODUCTS 6 7. ...
Instruction Manual
Page 4
...OBJECTIVE The new Model NT 65MA3 finish nailer is a minor-changed version of window and door casings For cabinet-making, furniture-making and woodworking 4. Aggressive design similar to -use clogged nail release mechanism "Single actuation/contact ...actuation" selector --- 1 --- SELLING POINTS Exhaust direction easily changeable Capable of cleaning chips and sawdust thanks to the blow nozzle Grip rubber Simple drivedepth adjusting mechanism Easy-to the Model NR 90AD Light weight (1.9 kg) 3. PRODUCT NAME Hitachi 2-1/2" Finish Nailer...
...OBJECTIVE The new Model NT 65MA3 finish nailer is a minor-changed version of window and door casings For cabinet-making, furniture-making and woodworking 4. Aggressive design similar to -use clogged nail release mechanism "Single actuation/contact ...actuation" selector --- 1 --- SELLING POINTS Exhaust direction easily changeable Capable of cleaning chips and sawdust thanks to the blow nozzle Grip rubber Simple drivedepth adjusting mechanism Easy-to the Model NR 90AD Light weight (1.9 kg) 3. PRODUCT NAME Hitachi 2-1/2" Finish Nailer...
Instruction Manual
Page 5
.../cm2, 70 --- 120 psi) (Gauge pressure) 3 pcs./sec 1.9 kg (4.2 lbs.) Dimensions 343 mm x 305 mm x 76 mm (Length x Height x Width) (13-1/2" x 12" x 3") Nail feed system Nail capacity Spiral spring 100 nails Air consumption Air inlet Packaging 1.20 ltr/cycle at 6.9 bar (1.20 ltr/cycle at 7 kgf/cm2) (.042 ft3/cycle at 100 psi...
.../cm2, 70 --- 120 psi) (Gauge pressure) 3 pcs./sec 1.9 kg (4.2 lbs.) Dimensions 343 mm x 305 mm x 76 mm (Length x Height x Width) (13-1/2" x 12" x 3") Nail feed system Nail capacity Spiral spring 100 nails Air consumption Air inlet Packaging 1.20 ltr/cycle at 6.9 bar (1.20 ltr/cycle at 7 kgf/cm2) (.042 ft3/cycle at 100 psi...
Instruction Manual
Page 6
... the pushing lever against the wood to be possible again until the trigger is equipped with the work to drive the nail. First, pull the trigger; 5-2. Explanation of the Nailing Operation To meet the requirements of "ANSI SNT-101-2002", the Model NT 65MA3 is released and pressed again. next..., pull the trigger to drive the nail. After nailing once, nailing will be driven each time the pushing lever is as an option. next, press the pushing lever against the wood; next, pull ...
... the pushing lever against the wood to be possible again until the trigger is equipped with the work to drive the nail. First, pull the trigger; 5-2. Explanation of the Nailing Operation To meet the requirements of "ANSI SNT-101-2002", the Model NT 65MA3 is released and pressed again. next..., pull the trigger to drive the nail. After nailing once, nailing will be driven each time the pushing lever is as an option. next, press the pushing lever against the wood; next, pull ...
Instruction Manual
Page 7
... cause clogging of molding --- 4 --- Fig. 2 Examples of nails and subsequent damage to the nailer. 15-gauge finish nail (collating angle 34û) Min. 5-3. Nail Selection The Model NT 65MA3 utilizes small-head, T-shaped nails (finish nails) collated by tapes. Applicable nails are shown in Fig. 1. Examples of Nail Use A: Crown molding Fig. 1 Dimensions of nails B: Base molding Examples of uses for the...
... cause clogging of molding --- 4 --- Fig. 2 Examples of nails and subsequent damage to the nailer. 15-gauge finish nail (collating angle 34û) Min. 5-3. Nail Selection The Model NT 65MA3 utilizes small-head, T-shaped nails (finish nails) collated by tapes. Applicable nails are shown in Fig. 1. Examples of Nail Use A: Crown molding Fig. 1 Dimensions of nails B: Base molding Examples of uses for the...
Instruction Manual
Page 8
... about 6.3 bar (6.4 kgf/cm2, 91 psi) allows the nailer to drive the nail flush with the Model NT 65MA3, a pressure of 1.8 mm dia. Required nailing energy Nailer output energy Plywood (12 mm (.472") thick) x 6 P S NT 65MA NT 65MA2 NT 65MA3 NT65MA3 Fig. 3 Required nailing energy and nailer output energy 5-6. Please recommend the full sequential actuation mechanism kit...
... about 6.3 bar (6.4 kgf/cm2, 91 psi) allows the nailer to drive the nail flush with the Model NT 65MA3, a pressure of 1.8 mm dia. Required nailing energy Nailer output energy Plywood (12 mm (.472") thick) x 6 P S NT 65MA NT 65MA2 NT 65MA3 NT65MA3 Fig. 3 Required nailing energy and nailer output energy 5-6. Please recommend the full sequential actuation mechanism kit...
Instruction Manual
Page 9
...nails 1.0 ltr/cycle (.035 ft3/cycle) 110 nails Magazine type Rear loading type Angle: 34û Rear loading type Angle: 34û Rear loading type Angle: 25û Rear loading type Angle: 34û Rear loading type Angle: 34û Blow nozzle Provided None None None None Nailing... Driving depth adjustment mechanism Horizontal dial Horizontal dial Horizontal dial Horizontal dial Vertical slide --- 6 --- COMPARISONS WITH SIMILAR PRODUCTS Maker Model name Operating pressure HITACHI NT 65MA3 NT 65MA2 4.9 to 8.3 bar (5 to 8.5 kgf/cm2 ) (70 to 120 psi) P 4.9 to 8.3 bar (5 to...
...nails 1.0 ltr/cycle (.035 ft3/cycle) 110 nails Magazine type Rear loading type Angle: 34û Rear loading type Angle: 34û Rear loading type Angle: 25û Rear loading type Angle: 34û Rear loading type Angle: 34û Blow nozzle Provided None None None None Nailing... Driving depth adjustment mechanism Horizontal dial Horizontal dial Horizontal dial Horizontal dial Vertical slide --- 6 --- COMPARISONS WITH SIMILAR PRODUCTS Maker Model name Operating pressure HITACHI NT 65MA3 NT 65MA2 4.9 to 8.3 bar (5 to 8.5 kgf/cm2 ) (70 to 120 psi) P 4.9 to 8.3 bar (5 to...
Instruction Manual
Page 11
... be generally divided into four sections: output section, control valve section, driving section, and magazine section. Related Laws and Regulations As nailers and staplers are designed to instantaneously drive nails and staples, there is fully aware of misfiring and subsequent possible serious injury. Primary differences from the Model NT 65MA2 are outlined...
... be generally divided into four sections: output section, control valve section, driving section, and magazine section. Related Laws and Regulations As nailers and staplers are designed to instantaneously drive nails and staples, there is fully aware of misfiring and subsequent possible serious injury. Primary differences from the Model NT 65MA2 are outlined...
Instruction Manual
Page 12
...] Pushing Lever (A) [40] Blow nozzle section Knob [24] Cap (A) [49] Body Ass'y [30] Control valve section Air Plug NPT 1/4 [51] Trigger (A) [53] Magazine Cover [76] Nail Stopper [81] Nail Rail [79] Magazine [82] Nail Feeder (B) [80] Magazine section Nail Feeder (A) [74] Fig. 4 Construction Output section Driving section --- 9 ---
...] Pushing Lever (A) [40] Blow nozzle section Knob [24] Cap (A) [49] Body Ass'y [30] Control valve section Air Plug NPT 1/4 [51] Trigger (A) [53] Magazine Cover [76] Nail Stopper [81] Nail Rail [79] Magazine [82] Nail Feeder (B) [80] Magazine section Nail Feeder (A) [74] Fig. 4 Construction Output section Driving section --- 9 ---
Instruction Manual
Page 14
...a result, the compressed air Fig. 5 in the accumulator ( ) pushes down together to seal Head Valve (A) [10] Return air chamber and Cylinder [11]. (2) When nailing: (Fig. 5 and Fig. 6) 1) When Pushing Lever (A) [40] and Trigger (A) [53] are operated together and Plunger (A) [68] is Pushing Lever (A) [40...surface of Head Valve (A) [10] overcomes the strength of the Head Valve Spring [8], Head Valve (A) [10] is fed to strike the nail. Operation Principle (1) Before nailing: (Fig. 5 and Fig. 6) 1) When compressed air is pushed upward. When the Piston [15] passes the cylinder hole, Fig....
...a result, the compressed air Fig. 5 in the accumulator ( ) pushes down together to seal Head Valve (A) [10] Return air chamber and Cylinder [11]. (2) When nailing: (Fig. 5 and Fig. 6) 1) When Pushing Lever (A) [40] and Trigger (A) [53] are operated together and Plunger (A) [68] is Pushing Lever (A) [40...surface of Head Valve (A) [10] overcomes the strength of the Head Valve Spring [8], Head Valve (A) [10] is fed to strike the nail. Operation Principle (1) Before nailing: (Fig. 5 and Fig. 6) 1) When compressed air is pushed upward. When the Piston [15] passes the cylinder hole, Fig....
Instruction Manual
Page 16
... [57] and Plunger (A) [68] returns (lowers) only halfway. Therefore, unless Trigger (A) [53] is released after the first nail is driven, the control valve should be as shown in Fig. 8. 2) When only Pushing Lever (B) [36] is released and ... down while holding Trigger (A) [53] depressed. Contact actuation mechanism (Switching device: downward position): 1) Immediately after each nailing operation, the structural mechanism prevents the next nailing operation. (4) Single actuation mechanism/contact actuation mechanism: (Fig. 9 and Fig. 10) Single/contact actuation mechanism changeover...
... [57] and Plunger (A) [68] returns (lowers) only halfway. Therefore, unless Trigger (A) [53] is released after the first nail is driven, the control valve should be as shown in Fig. 8. 2) When only Pushing Lever (B) [36] is released and ... down while holding Trigger (A) [53] depressed. Contact actuation mechanism (Switching device: downward position): 1) Immediately after each nailing operation, the structural mechanism prevents the next nailing operation. (4) Single actuation mechanism/contact actuation mechanism: (Fig. 9 and Fig. 10) Single/contact actuation mechanism changeover...
Instruction Manual
Page 17
... lock lever for abnormal conditions (burrs, fatigued, deformed, damaged). Remove the abnormal nails and load the nailer with abnormal nails (bent nails, abnormal collation, others). Replace the part. Piston bumper is abnormal (packed with specified nails. Cylinder inside surface is abnormal. Check the nails can be driven. Reassemble or replace the parts. Remove dust and then...
... lock lever for abnormal conditions (burrs, fatigued, deformed, damaged). Remove the abnormal nails and load the nailer with abnormal nails (bent nails, abnormal collation, others). Replace the part. Piston bumper is abnormal (packed with specified nails. Cylinder inside surface is abnormal. Check the nails can be driven. Reassemble or replace the parts. Remove dust and then...
Instruction Manual
Page 18
... beyond its applicable range. Turn the adjuster to check the driving operation. Apply grease. Replace the abnormal part. Nailer cannot be used because the material is worn. 4) Nails jam. Set the adjuster to 120 psi) Nailer cannot be used . Adjust the air pressure to 4.9 to 8.3 bar (5 to 8.5 kgf/cm2, 70 to the optimum...
... beyond its applicable range. Turn the adjuster to check the driving operation. Apply grease. Replace the abnormal part. Nailer cannot be used because the material is worn. 4) Nails jam. Set the adjuster to 120 psi) Nailer cannot be used . Adjust the air pressure to 4.9 to 8.3 bar (5 to 8.5 kgf/cm2, 70 to the optimum...
Instruction Manual
Page 19
... abnormalities (worn, damaged, deformed, etc.) The position of a switching device is mistaken. 6) Air keeps blowing from being excessively heated. Problem Possible cause ( : most-common cause) 4) Nails jam. (continued) < Driver blade is not returned completely > See item "1) Output section: piston, driver blade, etc." 5) Single actuation mechanism is worn. Press the button of...
... abnormalities (worn, damaged, deformed, etc.) The position of a switching device is mistaken. 6) Air keeps blowing from being excessively heated. Problem Possible cause ( : most-common cause) 4) Nails jam. (continued) < Driver blade is not returned completely > See item "1) Output section: piston, driver blade, etc." 5) Single actuation mechanism is worn. Press the button of...
Instruction Manual
Page 22
... disassembly or reassembly, be sure to disconnect the air hose from the nailer (with your finger released from the trigger) to damage the O-rings and...Grip Rubber [46] cannot be careful not to exhaust all the compressed air and remove all nails. 10-1. Bolt M6 1], [32] Hex. Bolt (W/Flange) M5 x 20 78] ...6.1 0.4) 8.3 0.5 ( 85 5, 6.1 0.4) 2.0 0.5 ( 20 5, 1.5 0.4) 9.8 0.8 (100 8, 7.2 0.6) 24.5 0.5 (250 50, 18.1 0.4) --- 19 --- Oil required: Hitachi pneumatic tool lubricant 30 cc (1 oz) Oil feeder (Code No. 877153) 120 cc (4 oz) Oil feeder (Code No. 874042) 1 ltr (1 quart ) Can (Code No. 876212...
... disassembly or reassembly, be sure to disconnect the air hose from the nailer (with your finger released from the trigger) to damage the O-rings and...Grip Rubber [46] cannot be careful not to exhaust all the compressed air and remove all nails. 10-1. Bolt M6 1], [32] Hex. Bolt (W/Flange) M5 x 20 78] ...6.1 0.4) 8.3 0.5 ( 85 5, 6.1 0.4) 2.0 0.5 ( 20 5, 1.5 0.4) 9.8 0.8 (100 8, 7.2 0.6) 24.5 0.5 (250 50, 18.1 0.4) --- 19 --- Oil required: Hitachi pneumatic tool lubricant 30 cc (1 oz) Oil feeder (Code No. 877153) 120 cc (4 oz) Oil feeder (Code No. 874042) 1 ltr (1 quart ) Can (Code No. 876212...
Instruction Manual
Page 28
...] Roll Pin D3 x 28 [54] Blade Guide [37] Guide Plate (B) [31] Hex. blade screwdriver being very careful not to ADJUSTING THE NAILING DEPTH on page 21 in which the nail is raised when Lock Lever [34] adjusting the driving depth (refer to lose them. Disassembly and Reassembly of the driving section [31...
...] Roll Pin D3 x 28 [54] Blade Guide [37] Guide Plate (B) [31] Hex. blade screwdriver being very careful not to ADJUSTING THE NAILING DEPTH on page 21 in which the nail is raised when Lock Lever [34] adjusting the driving depth (refer to lose them. Disassembly and Reassembly of the driving section [31...
Instruction Manual
Page 30
...] Sleeve [45] Magazine Cover [76] Machine Screw M5 x 15 (Black) [77] Hex. Bolt (W/Flange) M5 x 20 [78] with Hitachi pneumatic tool lubricant to smooth the movement of Nail Feeders (A) [74] and (B) [80]. --- 27 --- bar wrench (4 mm) so that there will be removed. Bolt (W/Flange) M5 x 20... out. Remove the two Machine Screws M5 x 15 (Black) [77] with the roll pin puller (2.5 mm (.098") dia.) so that Nail Feeder (A) [74], Nail Feeder (B) [80] and the Pushing Spring [75] can be removed. (b) Reassembly Disassembly procedures should be tightened while pressing the Magazine [82]...
...] Sleeve [45] Magazine Cover [76] Machine Screw M5 x 15 (Black) [77] Hex. Bolt (W/Flange) M5 x 20 [78] with Hitachi pneumatic tool lubricant to smooth the movement of Nail Feeders (A) [74] and (B) [80]. --- 27 --- bar wrench (4 mm) so that there will be removed. Bolt (W/Flange) M5 x 20... out. Remove the two Machine Screws M5 x 15 (Black) [77] with the roll pin puller (2.5 mm (.098") dia.) so that Nail Feeder (A) [74], Nail Feeder (B) [80] and the Pushing Spring [75] can be removed. (b) Reassembly Disassembly procedures should be tightened while pressing the Magazine [82]...
Instruction Manual
Page 31
... INSPECTION AND CONFIRMATION AFTER REASSEMBLY Be sure to check the following when the pressure is released from the Blade Guide [37] tip (outlet of nails) after reassembly. Then check that the Model NT 65MA3 operates by pressing Pushing Lever (A) [40] against a test piece. (4) Set the ...[36], Trigger (A) [53], Plunger (A) [68], Change Knob [57] and Adjuster [38] operate smoothly without connecting to an air compressor. --- 28 --- Perform nailing operation and check that the Piston [15] is still showing from the test piece with Trigger (A) [53] pulled. (5) Set the Change Knob [57] to "...
... INSPECTION AND CONFIRMATION AFTER REASSEMBLY Be sure to check the following when the pressure is released from the Blade Guide [37] tip (outlet of nails) after reassembly. Then check that the Model NT 65MA3 operates by pressing Pushing Lever (A) [40] against a test piece. (4) Set the ...[36], Trigger (A) [53], Plunger (A) [68], Change Knob [57] and Adjuster [38] operate smoothly without connecting to an air compressor. --- 28 --- Perform nailing operation and check that the Piston [15] is still showing from the test piece with Trigger (A) [53] pulled. (5) Set the Change Knob [57] to "...
Instruction Manual
Page 35
BOLT (W/FLANGE) M5X20 1 79 884-327 NAIL RAIL 1 80 881-744 NAIL FEEDER (B) 1 81 881-766 NAIL STOPPER 1 82 885-962 MAGAZINE 1 REMARKS NT 65MA3 9 -- 06 * ALTERNATIVE PARTS --- 3 --- USED 1 53 884-145 TRIGGER (A) 1 54 949-865 ROLL PIN D3X28 (10 PCS.) 3 55 ...-888 O-RING (I.D 1.8) 1 70 884-341 VALVE BUSHING (A) 1 71 LABEL 1 72 881-755 RIBBON SPRING 1 73 881-767 ROLL PIN D2.5X20 (STAINLESS) 1 74 881-746 NAIL FEEDER (A) 1 75 880-321 PUSHING SPRING 1 76 881-752 MAGAZINE COVER 1 77 885-997 MACHINE SCREW M5X15 (BLACK) 2 78 881-773 HEX. CODE NO. 52...
BOLT (W/FLANGE) M5X20 1 79 884-327 NAIL RAIL 1 80 881-744 NAIL FEEDER (B) 1 81 881-766 NAIL STOPPER 1 82 885-962 MAGAZINE 1 REMARKS NT 65MA3 9 -- 06 * ALTERNATIVE PARTS --- 3 --- USED 1 53 884-145 TRIGGER (A) 1 54 949-865 ROLL PIN D3X28 (10 PCS.) 3 55 ...-888 O-RING (I.D 1.8) 1 70 884-341 VALVE BUSHING (A) 1 71 LABEL 1 72 881-755 RIBBON SPRING 1 73 881-767 ROLL PIN D2.5X20 (STAINLESS) 1 74 881-746 NAIL FEEDER (A) 1 75 880-321 PUSHING SPRING 1 76 881-752 MAGAZINE COVER 1 77 885-997 MACHINE SCREW M5X15 (BLACK) 2 78 881-773 HEX. CODE NO. 52...
