Bulletin HY25-1650-M1/US Owner’s Manual Electronic Overspeed Control Effective: April 2010 Supercedes: HY25-1650-M1/US December 2009
WARNING — User Responsibility FAILURE OR IMPROPER SELECTION OR IMPROPER USE OF THE PRODUCTS DESCRIBED HEREIN OR RELATED ITEMS CAN CAUSE DEATH, PERSONAL INJURY AND PROPERTY DAMAGE. This document and other information from Parker-Hannifin Corporation, its subsidiaries and authorized distributors provide product or system options for further investigation by users having technical expertise.
Bulletin HY25-1650-M1/US Contents Owner’s Manual Electronic Overspeed Control General Safety Information Safety Information.............................................................................1 Foreword...........................................................................................2 Installation Instructions The Control.......................................................................................3 Installation P.T.O. Components..................................................
IV Parker Hannifin Corporation Chelsea Products Division Olive Branch, MS 38654 USA
Bulletin HY25-1650-M1/US General Information Owner’s Manual Electronic Overspeed Control Safety Information These instructions are for your safety and the safety of the end user. Read them carefully until you understand them. General Safety Information WARNING: Before selecting or using this product, it is important that you read and follow the product warnings and instructions in the Owner’s Manual.
Bulletin HY25-1650-M1/US General Information Owner’s Manual Electronic Overspeed Control Foreword What It Is The Chelsea Electronic Overspeed Control (E.O.C.) is an electronic controller that prevents the Power Take-Off and driven equipment from being operated at excessive speeds. This is done by automatically disengaging the Power Take-Off whenever a pre-set overspeed R.P.M. is exceeded. How It Works The Chelsea Electronic Overspeed Control (E.O.C.
Bulletin HY25-1650-M1/US Installation Instructions Owner’s Manual Electronic Overspeed Control The Control Under the Dash: Select a convenient location where the indicator lights will be visible and the ON-OFF button is accessible to the operator. Mark two mounting hole locations, using the control panel mounting bracket as a template. CAUTION: Do not drill into wires or a vital part on the opposite side of the dashboard – check before drilling.
Bulletin HY25-1650-M1/US Installation Instructions Owner’s Manual Electronic Overspeed Control The Solenoid Valve Select a convenient location, near the Power Take-Off to allow the use of shorter hoses, but away from moving parts and the hot exhaust pipe. Mark the mounting hole locations, using the solenoid valve mounting bracket as a template. CAUTION: Do not drill into wires or a vital part on the opposite side of the mounting surface – check before drilling.
Bulletin HY25-1650-M1/US Installation Instructions Owner’s Manual Electronic Overspeed Control Wiring the Control Unit Input Power-the Red Wire: Connect to a source of power that is “switched” or hot only when the key is in the ON position, using the instant connector provided. This unit can be wired to 12V or 24V DC supply (Mininum 5 amp). Input Ground-the Black Wire: Good ground connections are important . . . directly on the frame is best . . . fiberglass panels won’t work at all.
379265 Grommet 16 AWG Wire, Black Ring Connector (4.9") 6 Slice Grommet Insert Wires and Push into Hole in Firewall Drill 1" Hole in Firewall Electronic Overspeed Controller - 329650X (1.8") (1.0") Port B 379243 Speed Sensor Connector with 2-Wire Cable 14 AWG Wire, Blue with Butt Connector 14 AWG Wire, Green with Butt Connector Port C 271 Series P.T.O. 328923-10X 2-Wire Cable 10 Ft. with Male and Female Connector 328923-5X Optional 5-Ft.
16 AWG Wire, Black with Ring Connector (4.9") Electronic Overspeed Controller - 329650X Slice Grommet Insert Wires and Push into Hole in Firewall Air Supply 90-140 P.S.I. 7 (1.8") (1.0") 379254-8 14 AWG Wire, Green with Fork Connector 379044-7 Nylon Tubing 230 Series 328923-10X 2-Wire Shielded Cable, 10 Ft., with Male and Female Connectors. 328923-5X Optional 5-Ft.
Note Direction of Arrows 8 379306 Spade Terminal IN 500357-7 Washer 500457-6 Screw 379258 Bracket CYL 379043 Elbow 379106 Breather 379253 Ring Connector Connect to Ground (4.9") (1.8") Electronic Overspeed Controller - 329650X (1.0") 379044-7 Plastic Tubing 379042 Connector 379254-8 14 AWG Wire, Green R UP CHELSEA 885 Series P.T.O.
379449 Screened Adapter 9 (4.9") Electronic Overspeed Controller - 329650X (1.8") (1.0") 16 AWG Wire, Blue with Butt Connector 16 AWG Wire, Green with Butt Connector NOTES: 1) For Installation Parts Refer to Kits: 328929-12X & -24X = Installation Kit 329049X = Special Fitting Kit 2) Direction of Oil Flow 3) Strip Wire Ends 0.25" Prior to Installing Connector 16 AWG Wire, Black with Ring Connector .250"- 18 NPTF Port C 378966 Street Tee Screened ▼ P.T.O. Mounting Surface S.A.E. 6 Bolt P.T.O.
16 AWG Wire, Black Ring Connector 10 (4.9") 379265 Grommet Electronic Overspeed Controller - 329650X Drill 1" Hole in Firewall Port B 379917 Speed Sensor 329075-2X Pressure Lube Hose Port C 271 Series P.T.O. 328923-10X 2-Wire Cable 10 Ft. with Male and Female Connector 328923-5X Optional 5-Ft.
16 AWG Wire, Black with Ring Connector 11 (4.9") (1.8") (1.0") 379044-7 Nylon Tubing 379043 Elbow 230 Series 379042 Connector 378966 Street Tee 379547 Pressure Switch Ground 379306 Fork Connector 378966 Street Tee 379106 Breather 379253 Ring Connector Ground 379254-14 14 AWG Wire, Black with Ring and Bullet Connector 379254-13 14 AWG Wire, Blue Bullet Connector 328923-10X 2-Wire Shielded Cable. 10 Ft., with Male and Female Connectors. 328923-5X Optional 5-Ft.
(1.0") 12 Rear Cover Shown in “P” Option Position Scale = 1:2 PAT. NOTES: 1) Strip Wire Ends .25" Prior to Installing in Butt Connector (As Necessary) 2) Reference Kit 329076X 28-P-171 O-Ring 277/278/859 Series Hose per Chart (Order Separately) PAT. Run Cable through Grommet in Firewall Speed Sensor Extension Cable 328923-10X (10 Ft. Supplied w/E.O.C.) 328923-5X (5 Ft. Optional Cable) (4.9") (1.
(1.0") 13 (4.9") NOTES: 1) Strip Wire Ends .25" Prior to Installing in Butt Connector (As Necessary) 2) Caution: Torque Values Must Be Maintained 120-144 Lb In 3) Reference Kit: 329444X Installation Kit 4) See Sk-414 For Hose Lengths Speed Sensor Extension Cable 328923-10X (10 Ft. Supplied w/E.O.C.) 328923-5X (5 Ft. Optional Cable) (1.
Black 14 (1.0") Run Cable through Grommet in Firewall (1.8") 2 White Black Yellow Black Red Wire “A” 16 AWG Wire and Connector Supplied by Installer See Wiring Chart page 15 Connect to Green Wire from EO.C. 379243 Speed Sensor 28-P-171 O-Ring Speed Sensor Extension Cable 328923-10X (10 Ft Supplied w/E.O.C.) 328923-5X (5 Ft Optional Cable) Saddle Splice Connector. Supplied by Installer 16 AWG Wire, Green Electronic Overspeed Controller - 329650X (4.
Not Used 3 Not Used Ford Circuit #2243 Orange w/White Stripe 15 Ford Circuit #CBP44 Purple Ford Circuit E.O.C. Box #294 White Red w/Lt. Blue Stripe Ford Circuit #294 White w/Lt. Blue Stripe Ford Circuit #CE912 Yellow w/Green Stripe Ground Not Used Ford Circuit #294 White w/Lt. Blue Stripe Ford Circuit #2244 Orange w/Lt.
16 Speed Sensor Extension Cable 328923-10X (10 Ft, Supplied w/E.O.C. Option) 328923-5X (5 Ft, Optional Cable) (4.9") (1.8") Electronic Overspeed Controller - 329650X (1.
17 (4.9") Connect to Green Wire from E.O.C. Connect to Blue Wire from E.O.C. Red Wire Blue Wire 28-P-171 O-Ring Speed Sensor Extension Cable 328923-10X (10 Ft Supplied w/E.O.C.) 328923-5X (5 Ft Optional Cable) 379243 Speed Sensor Run Cable through Grommet in Firewall (1.8") Electronic Overspeed Controller - 329650X (1.
Ford PTOREF #LE434 White w/Brown Stripe Ford PTORTN #RE327 Gray w/Violet Stripe Ford PTO_RPM #CE914 Green Ford PTO_RLY #CE 326 Blue w/White Stripe Ford Chassis Ground in Dash Ford PTORS2 #CE933 (1) Blue w/Orange Sripe Chelsea E.O.C. Blue Wire Chelsea E.O.C. Green Wire Mobile Mode 18 Black w/Ring Terminal Red Wire Mobile Mode Ford 12V #CDC64 Yellow w/Orange Stripe Ford Chassis Ground in Dash Stationary Mode Ford 12V #CDC64 Yellow w/Orange Stripe Ford Chassis Ground in Dash Chelsea E.O.C. Wire E.
Bulletin HY25-1650-M1/US Installation Instructions Owner’s Manual Electronic Overspeed Control Control Adjustment Instructions Selecting the Overspeed R.p.m.: This is usually based on safety, noise control or fuel economy considerations. The high limit set point should be set no greater than the maximum speed allowed by the manufacturer of the driven equipment, and the engine, BUT IN NO CASE GREATER THAN 3000 R.P.M. Selecting the Reset R.p.m.
Bulletin HY25-1650-M1/US Installation Instructions Owner’s Manual Electronic Overspeed Control Control Adjustment Instructions (Continued) Setting Procedure - Re-Engagement Modes 1. Turn on the unit to set the re-engage modes. 2. By depressing the Brightness (“B”) and High Limit Set (“H”) buttons simultaneously the unit’s mode of re-engagement is changed from “Manual Engagement Mode” to “Auto Engagement Mode”.
Bulletin HY25-1650-M1/US Installation Instructions Owner’s Manual Electronic Overspeed Control Control Adjustment Instructions (Continued) red indicates that the unit is ready to re-engage the P.T.O. 5. Depress the flashing “On/Off” button to re-engage the P.T.O. The P.T.O. will engage and the red “P.T.O. Engaged” will illuminate. 6. If the unit is in the “AUTOMATIC Engagement Mode” the P.T.O. will be engaged automatically when the “L” (Low Limit) Button is depressed. 7.
Bulletin HY25-1650-M1/US Operating Instructions Owner’s Manual Electronic Overspeed Control Before Starting the Engine With the vehicle turned OFF, all lights in the E.O.C. unit should be OFF. Engaging the Power Take-Off 1. When the vehicle ignition is on and the E.O.C. unit is Off, the “On/Off” button is illuminated white. 2. To turn On the E.O.C. unit, depress the “On/Off” button. You must hold down the button for at least 0.5 seconds for the unit to activate. This helps prevent unintentional P.T.O.
Owner’s Manual Electronic Overspeed Control Bulletin HY25-1650-M1/US Operating Instructions WARNING: When the Parker Chelsea Electronic Overspeed Controller is set up in Auto Re-engagement Mode, the P.T.O. will automatically engage when the engine RPM reaches the lower preset point thus causing the driven equipment to become operable.
Bulletin HY25-1650-M1/US Installation Instructions Owner’s Manual Electronic Overspeed Control Troubleshooting Problem Possible Causes Remedy P.T.O. will not engage Blown fuse in back of unit Poor ground connections P.T.O. Solenoid valve E.O.C. control P.T.O. will not engage Shorted pressure switch but red light comes on Defective P.T.O. P.T.O.
Owner’s Manual Electronic Overspeed Control Bulletin HY25-1650-M1/US Power Take-Off Maintenance Power Take-Off Maintenance Due to the normal and sometime severe torsional vibrations that Power TakeOff units experience, operators should follow a set maintenance schedule for inspections. Failure to service loose bolts or Power Take-Off leaks could result in potential auxiliary Power-Take-Off or transmission damage. Periodic P.T.O.
Notes 26 Parker Hannifin Corporation Chelsea Products Division Olive Branch, MS 38654 USA
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Parker Hannifin Corporation Chelsea Products Division 8225 Hacks Cross Road Olive Branch, Mississippi 38654 USA Tel: (662) 895-1011 Fax: (662) 890-5379 www.parker.
