Makita AN911H specifications Necessary Repairing Tools

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Repair

CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.

[1] NECESSARY REPAIRING TOOLS

Item No.	Description	Purpose
1R266	Spring pin extractor M2	Disassembling Trigger ass’y
1R267	Spring pin extractor M2.5	Removing Adjust sleeve and Adjust shaft
1R268	Spring pin extractor M3	Disassembling Trigger base section and Trigger valve section
1R229	1/4" Hex shank bit for M5	Removing M5 Hex socket head bolt
1R230	1/4" Hex shank bit for M6	Removing M6 Hex socket head bolt
1R231	1/4" Hex shank bit for M8	Removing M8 Hex socket head bolt
1R291	Retaining ring S and R pliers	Removing Retaining ring S-25 for setting Change plate

[2] LUBRICATION

1)Apply a little amount of Isoflex NB52 to O rings, Top cap complete and Piston.

2)When removing Hex socket head bolts, apply adhesive (ThreeBond 1321/1342 or Loctite 242) to the threads before reassembling. And then tighten the Hex socket head bolts to the specific torque.

3)Tighten One-touch joint, Inlet cap and M5x22 Pan head screw to the specific torque without adhesive.

Bind a thread sealant tape to the thread of One-touch joint to maintain the positive sealing on the thread connection. See Figs. 1 and 2.

Fig. 1

1						Item No.	Description		Lubricant
							Nine holes in Top cap complete for
						2
							receiving Compression spring 4
						5	O ring 60
						6	O ring 50
						8	O ring 53		Isoflex
						11	O ring 67
									NB52
						12
2							O-ring 26
						17	O ring 53
						18	O-ring 39
		Housing set		35	37	20	O-ring 6
	17					30	O ring 4
			34
Compression	18					34	O ring 36
spring 4 (9pcs.)		20
5
6			Item No.		Description		Fastening torque (N.m)		Adhesive
			1		M6x45 Hex socket		10.5
					head bolt (4pcs.)		for Top cap complete
								ThreeBond 1321/1342
8							and Housing set
		Front			M8x30 Hex socket		25		or
			32						Loctite 242
		cushion			head bolt (4pcs.)		for Driver guide
		30					and Housing set
							25
	29		35		Inlet cap				No
11							to Housing set
12			37		One-touch joint		25		Thread sealant tape
					H22PM		to Inlet cap
		Driver guide
	32