This document outlines the assembly and installation procedures for the Third Function Valve Kit for YL610. It is designed for use by authorized YANMAR personnel only. All non-authorized personnel should seek the assistance from an authorized YANMAR service technician to perform the procedures as outlined in this document.
• Make sure that there is no stored energy in a pressurized system before performing service, repairs, installations or troubleshooting. 1.1 The Third Function Valve Kit TVK-YL610P is designed for use on the YL610 YANMAR loader only. Any unauthorized use, modification or changes to this kit may result in equipment damage, component failure or possible injury.
If you should find any parts missing, contact your YANMAR dealer to obtain the missing parts. Do not install the Third Function Valve Kit to the loader or tractor with after market parts, incorrect parts or missing parts. Possible injury or damage to the machine may result.
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Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 YM730 Third Function Valve Kit for YL610...
• Whenever a specific torque value is listed in this document, always torque the fastener to the value as listed. Failure to do so may result in equipment or component failure. • If you should need assistance during your installation process, contact your YANMAR distributor. 3.1 Removing the Loader 3.1.1 Park the tractor and loader in a level stable and well...
Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.2 Assembling Front Couplers Parts needed Item No. Part No. Description Qty. 198240-46260 RING, SNAP 1A8160-46250 COUPLER, QUICK 3/8F 1TN340-43350 STAY, COUPLER 3.2.1 Attach Ring, Snap (4) to Coupler, Quick 3/8 Female (5) body and install the Coupler, Quick 3/8 Female (5) into the Stay, Coupler (12) as shown in the illustration.
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Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.3.3 Remove both bolts (B) as shown in the illustration and discard them. YM673 3.3.4 Attach Pipe Assemblies 3RD A&B (26)&(27) to each Coupler, Quick 1/2 Female (5) connections as shown in the illustration below.
Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.4 Installing the Third Function Valve and Hoses Parts needed Item No. Part No. Description Qty. 1TN323-43110 VALVE ASSY 1A8160-46960 CONNECTOR 1TN340-43050 PLATE, VALVE 1A8160-46910 ELBOW, 8-8 1A8300-51210 BAND, REPEAT 194464-45930...
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Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.4.3 Remove the two M12 carriage bolts (C) and nuts (D) from loader stand and mast on the right side of the loader and install Plate, Valve (7) to the inside of the loader mast.
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Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.4.11 Remove these hoses from the hose bundle, disconnect both hose Couplers, Quick 3/8 Male from the hose ends and retain for reuse in step 3.4.17 on hoses from Valve Assembly (1).
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Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.4.16 Be sure hose (24) and (25) are orientated in the same direction and installed as shown in the illustration. Hose (25) is attached to Connector (2) rear valve port and hose (24) is attached to Elbow, 8-8 (8) front of valve Green port.
Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.5 Installing the Regen Lock Unit Parts needed Item No. Part No. Description Qty. 1TN323-43701 REGEN LOCK UNIT 26106-060122 BOLT, 6 1TN323-43550 STOPPER, REGEN 3.5.1 Attach Regen Lock Unit (6) to the loader valve using four Bolts, 6 12 (11) as shown in the illustration.
Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.5.4 If SCV lever is out of adjustment, adjust the Adjustment Nut in or out until you get free movement of the clevis pin Do Not Adjust in its slot. (1) With the SCV lever in the neutral position and the lock...
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Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.6.3 Attach the Third Function (20) connector to the Relay Diode Harness. (Cover removed for clarity). Switch Relay Diode Third Function Harness Harness 3.6.4 Locate (3rd) connector wrapped in the tractor harness...
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Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.6.7 Follow the existing Harness Assembly, Third Function (20) up to the SCV wire as shown in the illustration. NOTE Grommet Be sure to secure Harness Assembly, Third Function (20) in place using Band, Repeat (10) shown in reference 3.6.8.
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Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.6.10 Once the control lever bezel is removed, locate the oval shaped grommet on the tractor floor panel near the main wiring harness as shown in the illustration. YM693 3.6.11 Remove the oval grommet and make a 1in (25.4mm) slit in the center of the grommet as shown in the illustration.
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Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 3.6.14 Locate main connector and remove dummy connector from the connector labeled "EXTERNIAL" (A) as shown in the illustration. (A) - "EXTERNAL" coupler for power outlet (Tractor side) NOTE It is taped and there is a dummy plug that is removed and installed to Third Function Harness if no other options are installed.
Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 4. Operator Manual This section explains how to activate an attachments system using the Third Function Valve hydraulic quick couplers installed on the front of the loader. Before engaging the Third Function Valve feature it is important to read and understand the operation of the Third Function Valve system and attachment you will be using.
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Third Function Valve Kit TVK-YL610P for YL610 on YT347/359 4.5 Remove the pin and move the lever (B) to the locked position to lock-out the lever Regen operating position on the SCV loader control valve. Locked position (The front attachment can be operated and Loader Control Valve Regen can not be used.
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