Cateye EC-3600 3Unusual Noise, Noise occurs when the pedal is rotated with a large torque

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				Applicable Models:	EC-1200	EC-1600	EC-3600	EC-3700

	T-7-3	Unusual Noise (Noise occurs when the pedal is rotated with a large torque.)
		Check Method of Causes	Repair Method	Explanation Figures

[3] Noise occurs when the pedal is rotated with a large torque.	Idler
	Idler
A large sound "bang" occurs when the pedal is abruptly rotated with
a large torque.	Pawl
Remove the frame cover, and check the inside of frame. (See the
Sections D-1 & D-2 "Removing the Frame Covers.")
1. Check if the idler spring is detached.	Hook the idler spring on the pawl of the idler.
2. Check if the idler mounting bolt is detached or loosened.	Securely fasten the idler mounting bolt.
	Idler Mounting Bolt
	Idler Spring
	dler Metal Base
	Fig. 1

Cateye Ergociser Series 1000 Service Manual

T-7-3Unusual Noise

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Contents Cateye Ergociser Applicable Models EC-1200 EC-1600 EC-3600 EC-3700 IndexServiceManual Applicable Models EC-1200 Flywheelw/o TypeUpright ForParts OfNameName of Parts for Upright Type w/o Flywheel EC-1600 Name of Parts for Upright Type w/ FlywheelName FlywheelTypew OfPartsforUprightEC-3600 EC-3700 Name of Parts for Recumbent TypeOFF ADD Name of Parts for Belt Drive TypeEC-3600B/EC-3700B EC-3600B/EC-3700BCircuit Diagram for Automatic Type Cateye Ergociser Circuit DiagramEC-1200 EC-1600 EC-3600 EC-3700 No Display on Control Unit after Power on1No Display on Control Unit after Power on Check Method of Causes Repair Method Explanation Figures Main unit in accordance with the following procedures2No Display of Cadence No Display of Pulse Rate EC-1600 EC-3700 Printer is not used. Check if the No.4 select switch onDefective ES-3 Replacing the Power Supply Board No Printer OperationCheck Method of Causes Repair Method No Loading Check of mechanical systemsSection ES-2 Replacing the 5P Cable Remove the connector CN-1 from the power supply boardNo Loading Check of Electrical Systems 5No Loading Check of Electrical SystemsEC-1600 EC-3600 EC-3700 No Pedal Rotation Locked6No Pedal Rotation Locked Flywheel set with new ones 1Unusual Noise Continuous and IncreasingEC-1200 EC-1600 EC-3600 1Unusual Noise2Unusual Noise Unusual Noise Periodical3Unusual Noise Noise occurs when the pedal is rotated with a large torque1Removing the Frame Covers 1Removing the Frame CoversSide pedal can be removed by turning it in the clockwise Remove the frame covers in the following proceduresRemoving the Frame Covers 2Removing the Frame CoversFrame ES-1Replacing the Wiring within2Replacing the 5P Cable ES-2Replacing the 5P CableCut the cable holders which fix the cable to remove the 5P Control unit. Also, remove the cable connector. FigCable to the frame by using cable holders Frame CoversSupply Board ES-3Replacing the Power Supply BoardES-3Replacing the Power , fasten the frame-side nut Metal base in the following procedures. FigWhen the main unit is viewed from the direction as depicted Frame side FigES-5Replacing the CDC Sensor ES-5Replacing the CDC SensorReplacing the Panel Keyboard ES-6Replacing the Panel KeyboardES-7Replacing the Button Panel ES-7Replacing the Button PanelES-8Replacing the Printer Replacing the PrinterES-9Adjusting the Printing Darkness ES-9Adjusting the Printing DarknessES-10Paper Jamming in Printer Paper Jamming in PrinterEC-1200 Workload Unit w/o FlywheelMS-1Replacing Tension to the chain. Fig Wheel before setting it to the upper part of the large gearSetting on the large gear. Fig Assemble the chain. Chain should first be set on the freeMS-1Replacing the Workload Unit w/o Flywheel ÀMounting the Brandnew Workload Unit FlywheelMS-2Replacing the Workload Unit EC-1600 EC-3600 MS-3Adjusting the FlywheelMS-3Adjusting the Flywheel MS-4Replacing the Chain MS-5Replacing the Free Wheel Set MS-5Replacing the Free Wheel SetMS-6Replacing the Derailleur Set MS-7Replacing the Idler Set MS-7Replacing the Idler SetMS-8Replacing the Crank Set MS-8Replacing the Crank SetAdjust the clearance between the magnet mounted on Fasten the crank cap by using a coin, etc. FigEnable the complete setting of the gear. Fig Should be adjusted as illustrated in Fig9Replacing the BB Set MS-9Replacing the BB SetMS-10Replacing the Post Spacer MS-10Replacing the Post SpacerMS-11Adjusting the Spacer Spring MS-11Adjusting the Spacer SpringMS-12Replacing the Inner Pipe Spacer MS-12Replacing the Inner Pipe SpacerEC-3600 EC-3700 MS-13Replacing the Vertical Pipe Spacer MS-13Replacing the Vertical Pipe SpacerMS-14Replacing the Leg Cover MS-14Replacing the Leg CoverEC-3600 EC-3700 MS-15Replacing the Caster and Level Adjuster MS-16Replacing the Seat Post Knob MS-16Replacing the Seat Post KnobEC-3600 EC-3700 MS-17Replacing the Lock Pin MS-17Replacing the Lock PinSet the right and left pedals MS-18Replacing the Crank CoverMS-19Replacing the Crank Cover ÀREMOVAL Remove both right and left pedals. Fig1200, remove the cable holder from the handlebar post MS-19Replacing the Center Cover of Upright TypeEC-1200 EC-1600 MS-20Replacing the Center Cover of Recumbent Type MS-21Replacing the Handlebar Grip MS-22Replacing the Printer Cover MS-22Replacing the Printer CoverMS-23Replacing the Paper Cutter MS-23Replacing the Paper CutterPNR.780-5160 EC-1600/3700 Panel Keybord unit sets List of Genuin PartsApplicable Models EC-1200EC-1600 PNR.781-5520 EC-3600 Crank CoverL,RSet unit sets Unit sets PNR.781-5580 PNR.000-0000 HR Senaor Belt unit sets PNR.701-6701 Wireless Heart Rate Senaor Kit TMParts Unit sets 1000Unit pieces P8M15-1080 Applicable Models EC-1200B EC-1600B EC-3600B EC-3700BList of Genuin Parts Belt Drive Unit sets Unit pieces P8M15-1192 PNR.724-1022List of Genuin Parts Applicable Models EC-1200 EC-1600 EC-3600 EC-3700