Sears 374.288450, 21-7119 service manual Contents

	TABLE					OF CONTENTS
FEATURES				....................................................			3
OPERATION				...................................................			4
Grounding			Instructions				4
Treadmill			Operation				4
Incline	Adjustment						4
Fitness Computer					Operation		6
Using	The		Pulse		Pickup		7
Operation			Trouble-shooting				8
SYSTEM			TROUBLE-SHOOTING			..................................	9
Console		.......................................................					9
Interface		Board					9
Motor	Controller						9
Motor	.........................................................						9
Speed Control System Trouble-shooting							11
Speed Control System Wiring Diagram							12
PARTS		REPLACEMENT					13
Drive Belt, Front Roller, Treadbelt, Treadboard, and rear Roller Replacement 13
Motor/and			or Flywheel Pulley			Replacement	14
Motor	Controller				Replacement	.....................................	14
Interface		Board Replacement				......................................	14
Reed	Switch			Replacement			14
Reset	Switch			Replacement			15
Console,			Fitness		Computer, and / or Power Switch Replacement		15
Wiring	Harness Replacement					.....................................	15
Incline	Lever			Replacement			16
Gas Cylinder				Replacement			16
ADJUSTMENTS					................................................		17
Treadbelt			Adjustment				17
Reed	Switch			Adjustment			17
Gas Cylinder				Adjustment			17
MAINTENANCE					................................................		18
PARTS		LIST
Treadmill			......................................................				19, 20
Console		.......................................................					22
PARTS		DRAWINGS
Treadmill			......................................................				21
Console		.......................................................					23

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