Toro 44931 Operator'S Manual Download Page 59

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Troubleshooting

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Summary of Contents for 44931

Page 1: ...0 Serial No 310000001 and Up Model No 44931 Serial No 310000001 and Up Model No 44933 Serial No 310000001 and Up Model No 44934 Serial No 310000001 and Up Model No 44937 Model No 44938 Register your p...

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Page 3: ...wivel Kit Option 5 MH Processor Option 5 Hydraulic Power Pack Option 6 Electric Brakes Option 6 Option Caddy 6 Light Kit Option 6 Safety Instructions 7 Safe Operating Practices 7 Supervisor s Responsi...

Page 4: ...27 Bulk Unloading 27 Controlled Unloading 27 Unloading Into Smaller Machines 28 Operating the Pendant Swing Arm on EH Models 28 How to Operate the Twin Spinner 28 MH 400 Factory Recommended Settings...

Page 5: ...term Storage of the MH 400 48 How to Transport the MH 400 48 Troubleshooting 49 General Troubleshooting 49 Brake Troubleshooting 50 Electrical Troubleshooting 50 Low Voltage or Amperage 50 Short Circ...

Page 6: ...ure 23 MH Processor rear view 33 Figure 24 Option Caddy 34 Figure 25 Option Caddy Control Components 34 Figure 26 Option Caddy 35 Figure 27 Cross conveyor on storage stands 35 Figure 28 Cross conveyor...

Page 7: ...arts give the distributor the model number and serial number as well as the part numbers description and quantity of parts you require Write down your model and serial numbers below MH 400 base model...

Page 8: ...l Kit 1 22 m 48 in 0 76 m 30 in 0 43 m 17 in Shipping dimensions MH Processor 2 20 m 87 in 0 71 m 28 in 0 81 m 32 in Shipping dimensions Hydraulic Power Pack 0 84 m 33 in 0 64 m 25 in 0 71 cm 28 in Sh...

Page 9: ...ion Under normal operating conditions the MH 400 does not produce vibrations over 2 0 m s2 6 6 ft s 2 to the operator s arms or over 0 5 m s 2 1 6 ft s 2 to the operator s body Note values weighted ro...

Page 10: ...left and right are used When you stand behind the MH 400 facing towards the rear of it your left side corresponds to the left side of the MH 400 Message Boxes This Operator s Manual contains message...

Page 11: ...controller and foot pedal are mounted on the tow vehicle This allows synchronous braking with the tow vehicle The seamless triple layer 9 4 mm in thick belt enhances durability The triple sealed rolle...

Page 12: ...systems Electric Brakes Option Installing electric brakes on your MH 400 is strongly recommended to ensure that the MH 400 can stop safely and quickly on hills or uneven terrain Electric brakes may be...

Page 13: ...al completely before operating the MH 400 Walk around the MH 400 and inspect it Check all decals guards shields clamps and brackets Also check the jack stand hitch pin hydraulic lines and fittings and...

Page 14: ...raulic leaks with a piece of cardboard If an accident occurs see a doctor immediately Any fluid that penetrates the skin must be removed by a doctor within a few hours Tow Vehicle Safety When fully lo...

Page 15: ...attachment brackets and swivel kit WARNING Do not travel with the MH 400 in the fully raised position This increases the risk of tipping over The MH 400 has a safe range for traveling with options att...

Page 16: ...n of ground clearance When the MH 400 begins to travel up a hill the ground clearance decreases Parking Park the MH 400 on a firm level surface Avoid soft ground because the jack leg could sink and ca...

Page 17: ...WARNING A negative or positive tongue weight can cause injury when connecting or disconnecting the MH 400 to the tow vehicle Ensure that the jack stands are properly engaged To balance the tongue weig...

Page 18: ...any decal that becomes lost damaged or illegible 119 6806 Consult Operator s Manual Get appropriate training before operating Projectile hazard stay a safe distance from the machine No maintenance whi...

Page 19: ...when extended 93 9852 Warning Lift Cylinder 119 6821 Do not travel with cross conveyor extended Always center cross conveyor when traveling 119 6804 Thrown object hazard Stay a safe distance from the...

Page 20: ...ar jack leg 119 6836 Consult Operator s Manual Locate weight so that rear of weight case is 28 in 71 cm from front face of hitch tube 119 6833 Consult Operator s Manual Maximum loads for MH 400 Maximu...

Page 21: ...Setup Instructions Page 15 119 6834 Consult Operator s Manual Maximum load for optional caddy 1500 lb 680 kg 119 6845 Tailgate Height Indicator...

Page 22: ...Page 16 Setup Instructions 119 6825 Safe range for traveling with options attached Consult Operator s Manual...

Page 23: ...from the clamp handles 3 Lift the safety latch then lift the option attachment clamp handles and release the lock rings from the lock pins Figure 7 4 Slide the rear option attachment clamp assembly o...

Page 24: ...before making connections to prevent the option from accidentally turning on To connect the hydraulic hoses to the option control valve on the MH 400 fender 1 Pull back or push forward on the outer sl...

Page 25: ...s on page 18 Ensure that the hydraulic hoses run horizontally 4 With the tow vehicle hydraulics operating ensure that the cross conveyor is operating properly see Operating Instruction on page 22 How...

Page 26: ...he option is operating properly see Operating Instruction on page 22 How to Prepare the Electrical Connections on SH Model There are three available electrical connections to be made with your MH 400...

Page 27: ...ful to route the wires safely to avoid heat or abrasion damage Connect the MH 400 EH electrical harness into the tow vehicle s plug 2 Install the control pendant assembly into the appropriate mount sw...

Page 28: ...ANT The hydraulic lines the power cable and the pendant cables must not drag on the ground during operation Avoid locations where they could become pinched or cut Note If you are using the optional hy...

Page 29: ...unintended starting Left Valve The left valve controls the MH 400 conveyor belt direction To unload the MH 400 pull back on the control lever This moves material to the rear along the conveyor belt To...

Page 30: ...off right control valve D Option hydraulic quick connectors Operating the Hydraulic Controls and Options on EH Models WARNING Before operating the MH 400 read and understand the entire Operator s Man...

Page 31: ...yor belt To stop the conveyor belt press the belt stop button on the control pendant To load the MH 400 press and hold the belt reverse button on the control pendant Belt must be stopped in order to r...

Page 32: ...ty to store 6 pre set speeds for the belt and the option The current speeds can be stored as a pre set so that they can quickly be recalled To Store 1 Press the Store Recall presets button square brac...

Page 33: ...ty distribute the load evenly front to back and side to side Unloading Material WARNING Do not stand behind the MH 400 while unloading Bulk Unloading 1 Back the MH 400 into the location where you want...

Page 34: ...400 The following procedure should be used for operating the swing arm 1 Lift lock pin and rotate swing arm to desired position Figure 17 Figure 18 Positioning the Pendant Swing Arm 2 When finished o...

Page 35: ...up to 12 m 40 ft IMPORTANT While traveling but not spreading raise the MH 400 to the maximum safe traveling distance and turn off the Twin Spinner MH 400 Factory Recommended Settings Guide MH400 Setti...

Page 36: ...t 2 kg 100m 2 Spinner Speed Floor Speed Rear Gate Base Setting Blade Setting Spread Width Rear Elevation Ground Speed Ultra Light 84 4 10 10 25 mm 1 1 A 10 7 m 35 89 mm 3 5 5 5 kph 3 4 mph Light 136 7...

Page 37: ...Operating Instructions Page 31 Disc Settings A B Figure 19 Twin Spinner Disc Settings Base Settings 1 2 3 Figure 20 Twin Spinner Base Settings...

Page 38: ...ed position when conveying B Centered position when traveling C Material outlet motor end Note Always lower the hopper before adjusting the cross conveyor Otherwise the cross conveyor will rest at an...

Page 39: ...conveyor belt is running or the hydraulics are connected 2 Pull tension clamp down to release tension on springs 3 Remove guard s to access teeth 4 Adjust teeth to the desired height Make sure the ri...

Page 40: ...cure the option with the two provided tie down straps by attaching the ends of the straps to the tie down brackets Ensure the straps are positioned so they cross over at the center of the option Tight...

Page 41: ...caddy forward until the forks are completely through the option Figure 28 Figure 28 Cross conveyor on option caddy 11 Crank the handle clockwise to lift the option off the storage stands 12 Transport...

Page 42: ...n use WARNING Do not adjust the relief valve or your warranty may be voided It is set to factory specifications Electric Brakes The Dexter electric brakes and brake drums include a wiring harness with...

Page 43: ...ed to 13 8 kg m 100 ft lb and that none are missing Rear Gate Check that the rear gate closes and latches securely Check that the adjustable section of the rear gate opens and closes without sticking...

Page 44: ...ter assembly to expand the brake shoes 5 Adjust the brake shoes out until the pressure of the linings against the drum makes the wheel difficult to turn 6 Rotate the star wheel in the opposite directi...

Page 45: ...ping down from the chassis The voltage should be modulated beginning at 0 V and gradually increasing to about 12 V as the controller bar is slowly actuated Modulation is absent when the controller pro...

Page 46: ...he belt begins to move and track properly Note The belt may move slightly depending on the type of load and its position If the belt is not touching the side rails you do not need to track the belt IM...

Page 47: ...is in the down position If the middle of the belt is touching the cross member tighten both tensioning bolts another quarter of a turn IMPORTANT Be patient Do not over tension the belt IMPORTANT Do no...

Page 48: ...e chain Every 2 months or 25 hours IMPORTANT Do not over grease or the bearing seals may be damaged Two or three squirts per grease point is usually enough except when repacking the wheel bearings WAR...

Page 49: ...orless making it difficult to spot leaks A red dye additive for the hydraulic system oil is available in 2 3 oz 20 ml bottles One bottle is sufficient for 4 6 gal 15 21l of hydraulic oil Order part no...

Page 50: ...motor 5 Tow vehicle pump 6 Quick disconnect couplers 7 Flow regulator valve 8 Check valve 9 Tow vehicle reservoir 10 Option valve 11 Cylinder valve spring centered 12 Option hydraulics 13 Pressure fro...

Page 51: ...ic For EH Model Figure 35 Hydraulic schematic For EH Model 1 Tow vehicle reservoir 2 Tow vehicle pump 3 Quick coupler pressure 4 Quick coupler return 5 Conveyor belt motor 6 Lift Cylinders 7 Twin Spin...

Page 52: ...l schematic For SH Model 1 Solenoid assembly 2 Wire side of male on off pendant plug on MH 400 3 Wire side of female on off pendant plug on pendant switch 4 Rear of on off pendant switch 5 Tow vehicle...

Page 53: ...del 1 Wiring Loom 2 Power Lead 3 Connection to Power Supply 4 Option Forward Lead 5 Bin Lower Lead 6 Bin Raise Lead 7 Floor Reverse Lead 8 Floor Forward Lead 9 Control Pendant Lead To Swing Arm Lead 1...

Page 54: ...ds or cleaners with toxic vapours Follow the manufacturer s recommendations IMPORTANT Do not use a high pressure washer This may remove paint safety decals grease and may also damage components Long t...

Page 55: ...l not turn The tow vehicle has insufficient hydraulic pressure and flow The tow vehicle or power pack has insufficient hydraulic oil The rpm is not at full throttle on the tow vehicle The belt is not...

Page 56: ...tric brakes Low Voltage or Amperage The most common electrical problem for the brakes is low or no voltage or amperage This is usually caused by poor electrical connections open circuits insufficient...

Page 57: ...nt brakes Faulty ground Under adjustment Improper synchronization Harsh brakes Faulty controller Under adjustment Lack of lubrication Broken brake components Noisy brakes Incorrect brake components Oi...

Page 58: ...Page 52 Troubleshooting MH 400 Maintenance Record Service Performed Date Notes...

Page 59: ...Troubleshooting Page 53...

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