Makita BPT351 DISASSEMBLY/ASSEMBLY 3 -4. Trigger Section, 3 -5. Spring Section, Repair

Repair

P 5/ 15

[3]DISASSEMBLY/ASSEMBLY

[3]-4. Trigger Section

DISASSEMBLING

(1)Remove Front cover and Housing R. (Fig. 2 and Fig. 9)

(2)Remove the parts around trigger section in the following order. (Fig. 13)

1.Safety trigger 2. Light switch arm 3. Link plate 4. Torsion spring 4 5. Pin 2.5 (3pcs.) 6. Pin 3

(3)Disassemble guide plate in order of Figs. 14, 15 and 16.

Fig. 13				Fig. 14
1. Safety trigger				Two Torsion springs 3
2. Light switch arm	3.	Link plate	4. Torsion spring 4	(One is hooked with the other.
				Refer to Figs. 33 and 34.)

	5. Pin 2.5	Trigger
		Disconnect the hooks.
	6. Pin 3	(Projection to hook
		the short end of Tortion
		spring 3: Refer to Fig. 33.)
Fig. 15	Fig. 16

Swing arm

Guide plate

Turn swing arm.

Guide plate can be pulled out

from Trigger.

Trigger

[3] -5. Spring Section

DISASSEMBLING

(1)Install Battery BL1430. Slide Sliding door section of Magazine to make anti-fire mechanism invalid. Pull Trigger in a blink and release it until Hammer reaches the lowest position. (Fig. 17)

Note: Be sure to remove Battery BL1430 after the above step.

(2)After removing Housing R and Front cover, separate Spring section from Housing L by removing Two Bind PT3x16 Tapping screws . (Fig. 18)

Fig. 17

Fig. 18

Housing R Housing L

Compression spring 17

Hammer

Cushion

Spring holder

Rail

Compression spring 17

Spring section

Guide bolt

Hammer

Cushion

Holder

Housing L

Bind PT3x16 Tapping screw