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SECTION 3 -

REPAIR PROCEDURES

CONTENTS

GENERAL INFORMATION .......................................................... 37

UNIT DISASSEMBLY AND REASSEMBLY ................................. 37

Disassembly ........................................................................... 37

Reassembly ........................................................................... 37

• Additional Reassembly Points ............................................ 37

PUMP ........................................................................................... 37

Shaft Seal Replacement ........................................................ 37

ELECTRO LIFT

® .

E-88 E-58H & E-78

Exploded View ....................................................................... 38

Parts Breakdown .................................................................... 39

Disassembly Photos .............................................................. 40-59

40-59

Reassembly Photos ............................................................... 59-69

59-69

CROSSOVER RELIEF VALVE E-58H, E-78 & E-88

Disassembly .......................................................................... 62-63

Reassembly ........................................................................... 64-67

BRUSH REPLACEMENT

Iskra Brush Replacement ....................................................... 69

SPECIFICATIONS ........................................................................

Содержание E-58H

Страница 1: ...l Diamond Equipment 6 Angell Lane Damariscotta ME 04543 9720 Phone 207 563 2227 www diamondplow com email info diamondplow com 2005 Printed in the U S A Meyer Products LLC 18513 Euclid Ave Cleveland O...

Страница 2: ...information illustrations and product descriptions contained in this manual are correct at publication time We do however reserve the right to make changes at any time without prior notice MEYER PROD...

Страница 3: ...L IDENTIFICATION AND SERIAL NUMBER LOCATION 2 MOTOR IDENTIFICATION 2 MAINTENANCE 2 GENERAL MAINTENANCE 2 CLEANLINESS 2 VEHICLE ELECTRICAL SYSTEM 2 CHECK REGULARLY 2 POST SEASON MAINTENANCE 2 MEYER HYD...

Страница 4: ...isture accumulating in the uid due to condensation It is effective for a maximum of one year s use Meyer Products Inc will not be liable for damages resulting from the use of inferior or other uids or...

Страница 5: ...by loosening hydraulic ttings at cylinders until they leak Power angle plow repeatedly from one side to the other until uid ows steadily from the leaking ttings while maintaining a constant check on...

Страница 6: ...E 78 12 15 E 58H 31 35 ELECTRO LIFT UNIT COMPONENTS 16 MOTORS 16 Iskra 16 HYDRAULIC PUMP 16 PRESSURE RELIEF VALVE 16 SOLENOID VALVES 16 17 Cartridge 16 Coil 17 A Solenoid Valve 17 B Solenoid Valve 17...

Страница 7: ...mount hydraulic cylinder The E 58H E 78 includes an integral valve body which contains three electrically controlled solenoid valve cartridges Solenoid valve cartridge A which is energized to allow th...

Страница 8: ...E 88 Mount Motor Only 6 FIGURE 1 1...

Страница 9: ...E 88 Dismount Motor and E Solenoid 7 FIGURE 1 2...

Страница 10: ...E 88 Raise Motor and B Solenoid 8 FIGURE 1 3...

Страница 11: ...E 88 Lower A Solenoid 9 FIGURE 1 4...

Страница 12: ...E 88 Angle Left Motor and D Solenoid 10 FIGURE 1 5...

Страница 13: ...E 88 Angle Right Motor and C Solenoid 11 FIGURE 1 6...

Страница 14: ...E 58H E 78 Raise Motor and B Solenoid 12 FIGURE 1 7...

Страница 15: ...E 58H E 78 Lower A Solenoid 13 FIGURE 1 8...

Страница 16: ...E 58H E 78 Angle Left Motor only 14 FIGURE 1 9...

Страница 17: ...E 58H E 78 Angle Right Motor and C Solenoid 15 FIGURE 1 10...

Страница 18: ...mon negative ground electrical system or the positive ground electrical system HYDRAULIC PUMP The pump in a hydraulic system employs an external source of power to apply a force to a liquid A pump dev...

Страница 19: ...he pressurized hydraulic uid is diverted to the to the dead end of the mount cylinder which dismounts the plow from the vehicle At the same time it allows the hydraulic uid being forced from the live...

Страница 20: ...heck valve located between the B Solenoid Valve and the lift cylinder It prevents the hydraulic uid in the lift cylinder from leaking back through the B Solenoid Valve which could cause the plow to dr...

Страница 21: ...6 26 RAISE Troubleshooting 21 31 27 LEAK DOWN Troubleshooting 22 32 28 LOWER Troubleshooting 22 32 28 ANGLE LEFT Troubleshooting 23 33 29 ANGLE RIGHT Troubleshooting 24 34 30 WILL NOT HOLD ANGLE Troub...

Страница 22: ...e D coil yellow and tane wires on power angling block labeled YEL The E coil purple and tan wires on power angling block labeled PUR TESTING TIPS 20 Many tests do not require removing the Electro Lift...

Страница 23: ...21 E 88 ONLY...

Страница 24: ...22 E 88 ONLY...

Страница 25: ...23 E 88 ONLY...

Страница 26: ...24 E 88 ONLY...

Страница 27: ...25 E 88 ONLY...

Страница 28: ...tool to check for magnetism of the solenoid coils A B and C Place the tool on the nut securing the coil and have an assistant operate the switch You should feel strong magnetic attraction 2 Use a tes...

Страница 29: ...27 E 78 ONLY...

Страница 30: ...E 78 ONLY 28...

Страница 31: ...E 78 ONLY 29...

Страница 32: ...E 78 ONLY 30...

Страница 33: ...31 E 58H ONLY...

Страница 34: ...E 58H ONLY 32...

Страница 35: ...E 58H ONLY 33...

Страница 36: ...E 58H ONLY 34...

Страница 37: ...35 E 78 E 88 Wiring E 58H Wiring...

Страница 38: ...itional Reassembly Points 37 PUMP 37 Shaft Seal Replacement 37 ELECTRO LIFT E 88 E 58H E 78 Exploded View 38 38 Parts Breakdown 39 39 Disassembly Photos 40 59 40 59 Reassembly Photos 59 69 59 69 CROSS...

Страница 39: ...e Figures 3 3 through 3 31 pages 40 59 Reassembly See Figures 3 32 through 3 120 pages 59 69 for important reassembly points See Figures 3 91 through 3 110 Pages 62 66 for Crossover Relief reassembly...

Страница 40: ...38 E 58H E 78 Exploded View FIGURE 3 2 FIGURE 3 1 E 88 Exploded View...

Страница 41: ...2V 53 15917 15917 1 A B Cartridge Valve 54 15928 15928 1 Seal Kit A B Valve 55 15926 1 B Solenoid Assembly 56 15916 1 Coil 12V 57 15918 1 B Cartridge Valve 58 15929 1 Seal Kit B Valve 59 15959 15952 1...

Страница 42: ...from the front cover FIGURE 3 4 Remove three phillips head screws from the rear cover FIGURE 3 5 Carefully press in the four tabs holding the front and rear covers together and pill the covers apart...

Страница 43: ...1 2 Socket or Wrench remove the two bolts holding the positive and negative wires to the motor FIGURE 3 9 Gently pull up on electronic framing until coil wire plugs are accessible Remove all coil wir...

Страница 44: ...from the unit remove the drain plug using a 11 16 wrench FIGURE 3 12 Drain Plug removed FIGURE 3 13 To replace the motor remove the two cap screws use a 10mm hex socket FIGURE 3 14 Hold the motor par...

Страница 45: ...t on the three locknuts The studs usually unscrew with the nuts FIGURE 3 16 Pump removed from the unit base FIGURE 3 17 Remove the A Coil using your hand or carefully use pliers FIGURE 3 18 Coil remov...

Страница 46: ...d using a 7 8 hex deep socket FIGURE 3 20 The A Cartridge is removed Clean by soaking cartridge in cleaning solvent DISASSEMBLY E 88 ONLY FIGURE 3 21 Remove the B Coil FIGURE 3 22 The B Cartridge is r...

Страница 47: ...of small valve parts Use a magnet to retrieve the B Check Valve Body FIGURE 3 23 The B Cartridge is removed Clean by soaking cartridge in cleaning solvent FIGURE 3 25 Use a magnet to retrieve the B C...

Страница 48: ...the C Coil DISASSEMBLY E 88 ONLY FIGURE 3 28 The C Cartridge is removed using a 7 8 hex deep socket FIGURE 3 29 The C Cartridge is removed Clean by soaking cartridge in cleaning solvent FIGURE 3 30 Re...

Страница 49: ...d using a 7 8 hex deep socket DISASSEMBLY E 88 ONLY FIGURE 3 32 The D Cartridge is removed Clean by soaking cartridge in cleaning solvent FIGURE 3 33 Remove the E Coil FIGURE 3 34 The E Cartridge is r...

Страница 50: ...DISASSEMBLY E 88 ONLY FIGURE 3 36 Use a 15 16 hex deep socket to remove the P O Check valve assembly used for angling FIGURE 3 37 Remove the P O Check valve assembly Clean by soaking Check valve in c...

Страница 51: ...ing Check valve in cleaning solvent DISASSEMBLY E 88 ONLY FIGURE 3 40 Use a 15 16 hex deep socket to remove the P O Check valve assembly used for mount dismount FIGURE 3 41 Remove the P O Check valve...

Страница 52: ...e block Clean by soaking Check valve in cleaning solvent DISASSEMBLY E 88 ONLY FIGURE 3 44 Use a 7 8 wrench or socket to remove lter plug FIGURE 3 45 Remove the Filter Clean by soaking Filter in clean...

Страница 53: ...arefully use pliers DISASSEMBLY E 58H E 78 ONLY FIGURE 3 48 Coil removed from the A Cartridge FIGURE 3 49 The A Cartridge is removed using a 7 8 hex deep socket FIGURE 3 50 The A Cartridge is removed...

Страница 54: ...E 58H E 78 ONLY FIGURE 3 52 The B Cartridge is removed using a 7 8 hex deep socket FIGURE 3 53 The B Cartridge is removed Clean by soaking cartridge in cleaning solvent FIGURE 3 54 Use a 7 8 wrench or...

Страница 55: ...IGURE 3 55 Remove B Check Valve Nut DISASSEMBLY E 58H E 78 ONLY FIGURE 3 56 Retrieve the B Check Valve Body FIGURE 3 57 Remove the B Check Valve Poppet FIGURE 3 58 Retrieve the B Check Valve Spring 53...

Страница 56: ...LY FIGURE 3 60 The C Cartridge is removed using a 7 8 hex deep socket FIGURE 3 61 The C Cartridge is removed Clean by soaking cartridge in cleaning solvent FIGURE 3 62 Use a 15 16 hex deep socket to r...

Страница 57: ...ent DISASSEMBLY E 58H E 78 ONLY FIGURE 3 64 Remove the P O Pilot Piston Spring underneath Piston FIGURE 3 65 Use a 15 16 hex deep socket to remove the P O Check valve assembly used for angling FIGURE...

Страница 58: ...emove lter plug DISASSEMBLY E 58H E 78 ONLY FIGURE 3 68 Remove Filter Plug FIGURE 3 69 Remove the Filter Clean by soaking Filter in cleaning solvent FIGURE 3 70 Use a 1 4 hex key or Allen Socket to re...

Страница 59: ...ve pilot valve plug FIGURE 3 72 Use a 11 16 Wrench or Socket to remove Crossover Relief Valve DISASSEMBLY ALL MODELS FIGURE 3 73 Remove Crossover Relief Valve FIGURE 3 74 There is one lter on the E 78...

Страница 60: ...top cap 58 FIGURE 3 76 Before removing ram and piston assembly extend rod fully This drains out remaining oil in cylinder FIGURE 3 77 When disassembling the reservoir cylinder assembly use a 1 2 hex...

Страница 61: ...r Worn packing cup on piston should be replaced if cloth backing is visible FIGURE 3 80 Remove nuts baf e and retainer rings from studs and screw the studs into the base Clean reassemble Sump Base in...

Страница 62: ...ll cover assembly using mallet to seat cover making certain lter plug is properly located next to the electric motor FIGURE 3 85 Drain plug and lters to be torqued to 75 85 in lbs with an 11 16 hex so...

Страница 63: ...screws to 45 55 in lbs then apply Permatex Form A Gasket No 2 or equivalent sealant around each cap screw head FIGURE 3 88 To reinstall motor align pump shaft quill and motor shaft with appropriate b...

Страница 64: ...E 3 94 Remove Spring FIGURE 3 91 One piece Crossover Relief Valve FIGURE 3 92 Use a screwdriver to loosen Plug to access the Spring FIGURE 3 93 Remove Plug 62 CROSSOVER RELIEF VALVE DISASSEMBLY ALL MO...

Страница 65: ...emove Washer FIGURE 3 96 Use a thin 7 16 wrench to loosen Body FIGURE 3 97 Separate Body CROSSOVER RELIEF VALVE DISASSEMBLY ALL MODELS 63 FIGURE 3 98 Pull Pin out of lower half of Body Remove O ring a...

Страница 66: ...h the small end rst into the lower half of Body FIGURE 3 102 Reinstall lower half of Body to the upper half The upper half of the body will press the O ring with Glyd ring into place CROSSOVER RELIEF...

Страница 67: ...GURE 3 103 Use a thin 7 16 wrench to loosen Body FIGURE 3 104 Remove Washer with at side facing down FIGURE 3 105 Install Spring FIGURE 3 106 Install Plug 65 CROSSOVER RELIEF VALVE REASSEMBLY ALL MODE...

Страница 68: ...ts at in the bottom of the cavity FIGURE 3 109 Insert larger O ring into the Crossover cavity until it sitting at on its landing 66 CROSSOVER RELIEF VALVE REASSEMBLY ALL MODELS FIGURE 3 107 Use a scre...

Страница 69: ...Tan wires C Coil is Green and Tan wires D Coil is Yellow and Tan wires and E Coil is Purple and Tan wires 67 REASSEMBLY E 78 A B C E D REASSEMBLY E 88 FIGURE 3 111 Gently install electronic framing ov...

Страница 70: ...tall shim FIGURE 3 116 Install two 1 4 bolts using a 7 16 Socket or wrench FIGURE 3 117 Using a 1 2 Socket or Wrench attach the two nuts holding the positive and negative wires to the motor A2 has a l...

Страница 71: ...bly by reversing the above procedure It is recommended that each brush be changed in turn to avoid confusion make sure that each brush assembly is replaced with the correct part that has the brush cab...

Страница 72: ...ing All the commands or communications between the three modules is performed through the power and ground wiring for each module Due to commands being transmitted over the power lines it is very impo...

Страница 73: ...in the system by the RCM When ALM is not available the button labels for them will not be displayed The WW button label represents the WigWag plow light function If there isn t a plow in the system W...

Страница 74: ...st Press Exit to leave HEADLIGHTS Use the truck s OEM light switch to control OFF LO HI beams At initial Power On Plow lights will be set to Daytime Running Lights DRL Move OEM switch to headlights ON...

Страница 75: ...ed All moldboard functions will remain active during the alarms unless perhaps it is a bad solenoid Example A bad B solenoid then the moldboard cannot be moved Up but Left Right and Down are still ava...

Страница 76: ...ce RCM Power cycle RCM by removing cigar lighter cable from adapter for aprx 10 seconds then replace in adapter Yes No Yes Power Cycle the HCM No DONE Yes RCM Normal Operating Screen No Yes Truck ligh...

Страница 77: ...nit 1 qt 4 5 oz 36 5 oz Hoses 1 1 2 x 10 Cylinders 16 oz Hoses Mounting Cylinder 20 oz Total 2 qt 8 5 oz 72 5 oz TORQUE SPECIFICATIONS Thread Torque Size in lbs Reservoir Cover Retaining Nuts 5 16 24...

Страница 78: ...07 563 2227 www diamondplow com email info diamondplow com 2005 Printed in the U S A Meyer Products LLC 18513 Euclid Ave Cleveland OH 44112 1084 Phone 216 486 1313 email warranty meyerproducts com E 5...

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