Craftsman 139.53661SRT1, 139.53671SRT1 Safety Reversing Sensor Installation Hardware

Sel_arate all hardware from the packages in the rail carton and the opener carton, as shown below, for the assembly and installation procedures.

Assembly Hardware

Washered Screw	Hex Sorew		Nut	Carriage Bolts
5/16"-183(1/2"(2)	5/16".18xTir	(3)	5/16".18 (5)	114--20xl/2" (4)	Master Unk	(2)
(mounted in opener)
	Trolley'i_maded Shaft II1			Lock Washer	Lock NUt
				5/16" (4)	1/4"-20_7/16"	(4)

installation Hardware

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Hex Screw	Handle
5/16"-18x7/8" (4)

0

5/16"-18xi-7/8"	(2)	Ring	Nut 5/16"-18(6)	L_JcWa_,her 5/16"(6)
		Fastener (3)

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Carriage Boit
6ABxl" (2)	Dry Wall Anchors (2)	Insulated
5/16"-18x2-1FZ' 121		Staples (I0)	Rope

		o,
Clevis Fm	Clevis Pin	Cle_s Pin
5/16"x2-3/4" (1)	5/16°xl" (1)	5/16"x1-114" (1)

Safety Reversing Sensor

installation Hardware

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1/4xl-lt2" (4)

Carr_ge Bo_ts	Lock Nut
1/4"-20xl/2" (4)	1/4"-20 (4)

WingNut(2)

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114-20x1-1/2" (2) #10-3_(3/_" (4I

7