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3    CONTROLS

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3.6

ELECTRONIC TRACTION CONTROL SYSTEM __________________________________

The Eclipse is equipped with an electronic traction 
control system which utilizes a controller and software to 
regulate speed and optimize the driveability of the unit. A 
speed sensor in the drive motor reports the exact vehicle 
speed to the controller which electronically controls the 
drive motor to maintain a smooth and constant speed 
whether the unit is going uphill or downhill.

When the direction/speed pedal is returned to Neutral, 
the controller uses regenerative braking by essentially 

turning the drive motor into a generator and putting 
energy back into the battery pack or automatically 
adjusting the engine throttle on hybrid powered mowers 
to control proper generator output.

To prevent an overvoltage condition, any excess power 
created by the regenerative action is sent through the 
resistor banks located on the right side of the machine. 
System voltage over 60 VDC could cause damage to the 
controllers.

3.7

AUTOMATIC PARKING BRAKE ______________________________________________

The Eclipse mower is equipped with an automatic 
parking brake. When the parking brake is applied, the 
parking brake light on the LDU will be lit. The parking 
brake is automatically applied whenever the vehicle is 
not moving or the brake pedal is fully depressed.

Additionally, the parking brake will be engaged with the 
keyswitch in the OFF position.

If the parking brake does not disengage when the traction 
pedal is pressed, or does not engage when the vehicle is 
stopped, shut mower down and have the system 
inspected.

To disengage parking brake: The parking brake will 
automatically disengage when the traction system is 

enabled (mower is started), and the traction pedal is 
pressed in either the forward or reverse direction.

To engage parking brake: With the vehicle in motion, 
release the traction pedal and gently apply the foot brake 
to switch the traction motor to regenerative mode. The 
further the brake pedal is pressed, the greater the 
regenerative action. Once the vehicle comes to a 
complete stop, the parking brake will automatically be 
applied.

3.8

LIFT SYSTEM _____________________________________________________________

The Eclipse 322 lift system operates in one of two 
modes, service mode and mow mode, depending on the 
position of the mow switch (B).

Service Mode - Service mode is active with mow switch 
(B) in OFF (down) position and automatic parking brake 
engaged. Service mode is used to raise or lower the 
individual reels for servicing, without activating reel 
motors. Push forward on joystick (J) to lower reels, or pull 
back on joystick to raise reels. Only reels with 
corresponding reel switches (C, D, or E) in the ON 
position will lower.

If reels are lowered or in the crosscut position, mow 
switch is off, and mower starts moving, reels will 
automatically raise to the transport position.

Mow Mode - Mow mode is active with mow switch (B) in 
ON (up) position. Reels will automatically lower to 
crosscut position when mow switch is turned ON. Push 
forward and release joystick (J) to fully lower reels and 
activate reel motors. Pull back on joystick and release to 
raise reels to crosscut position and deactivate reel 
motors. Pull back and release a second time to fully raise 
reels to transport position.

Only reels with corresponding reel switches (C, D, or E)
in the ON position will lower and activate reel motors. 
This allows operation of one, two, or all three reels, 
depending on area to be cut or operation being 
performed (clean up pass, etc.).

NOTE:  When operating, depending on mower speed, 
there will be up to a two second delay before center reel 
raises or lowers. See Section 4.8.

If reel(s) fail to raise in mow mode, or an error code 
appears in the LDU, stop mower, push down on mow 
switch  (B), and try to raise the reel in service mode. 
Return mower to the service area to have the lift system 
inspected.

 

CAUTION

Pressing the pedal all the way down, will fully engage 
the automatic parking brake, and act as an 
emergency stop.

!

NOTICE

A ratcheting sound will come from the lift actuators if 
joystick  (J) is pulled back with reels fully raised. The 
sound is produced by a clutch in the actuator, and is 
designed to prevent damage to the actuator.

Summary of Contents for Eclipse 62800

Page 1: ...id Power 3WD 62805 Diesel Hybrid Power 2WD 62825 Diesel Hybrid Power with Premium Seat 2WD 62826 Diesel Hybrid Power with Premium Seat 3WD WARNING WARNING If incorrectly used this machine can cause se...

Page 2: ...21 4 5 Stopping Parking 22 4 6 Whisper Mode 22 4 7 To Drive Transport 23 4 8 Center Reel Delay 23 4 9 Overload Protection 23 4 10 Mowing 24 4 11 Hillside Operation 25 4 12 Loading Mower on Trailer 27...

Page 3: ...age to property 10 Do not carry passengers Keep bystanders and pets a safe distance away 11 Never operate equipment that is not in perfect working order or is without decals guards shields discharge d...

Page 4: ...ency Adjustments and maintenance should always be performed by a qualified technician If additional information or service is needed contact your Authorized Jacobsen Dealer who is kept informed of the...

Page 5: ...t and clothing away from moving parts Before you clean adjust or repair this equipment disengage all drives engage parking brake and stop engine Never carry passengers Keep bystanders away Do not use...

Page 6: ...hine or emptying grass catchers WARNING Read all mower manuals before operating or performing any maintenance 4169840 REV A DANGER 1 Keep a safe distance from the machine Keep bystanders away 2 Proper...

Page 7: ...TARTING ASSIST FLUIDS Use of starting assist fluids in the air intake system may be potentially explosive or cause a runaway engine condition This could result in serious engine damage 4181862 WARNING...

Page 8: ...CALS en 8 Familiarize yourself with the following decals They are critical to the safe operation of the mower REPLACE DAMAGED DECALS IMMEDIATELY 4216820 Rev A Disconnect Steering Chain before towing m...

Page 9: ...ation please refer to the Parts and Maintenance Manual Spark Plugs Gas I C II Wiring Diagram Model Cooling System Belts Hoses C Fuel Filter Fuel Lines and Clamps R A VII I A R Every 200 R II I C IV I...

Page 10: ...Jacobsen Every Battery Terminals SAE 30 Oil Electrolyte L Check Entire Machine for Fluid Leaks L Check Reel Set up Check Tire Pressure Every 40 Every 500 Type Electrical System Wiring For additional...

Page 11: ...lf with the icons shown above and what they represent Learn the location and purpose of all of the controls and gauges before operating this mower 48 V 12 V Read Manual Horn Lights Reel System Off On...

Page 12: ...Right Reel Switch Used to engage and disengage the right reel Mow switch B must be in the ON Push front of switch position for switch to function When right reel switch is moved to the OFF position ri...

Page 13: ...ment Lever Pull lever up and slide seat forward or backward Release lever to lock seat in place R 12 Volt Accessory Outlet Located inside armrest storage compartment Allows operation of approved 12 vo...

Page 14: ...the right side of the mower Armrest can also be adjusted to three different heights Z Center Reel Swing Arm Service Latch Used to secure center reel swing arm in service position AA Fuel Filler Neck U...

Page 15: ...gaged or brake pedal is fully pressed Fault Light Yellow fault light located on left side of the LDU indicates the controller system has detected a fault See fault message displayed on LCD 12V Light H...

Page 16: ...motor operation is enabled number of reel blades are set to 11 reel speed is set to 2200 rpm and FOC is set to 0 16 in 4 064 mm Mode 2 9 Blade Reel Use this mode when 9 blade reels are installed Reel...

Page 17: ...fore damage to the reel motor occurs Notify maintenance personnel if one reel motor is drawing a higher current load than the other two motors The screen displays the reel motor current for all three...

Page 18: ...essed the greater the regenerative action Once the vehicle comes to a complete stop the parking brake will automatically be applied 3 8 LIFT SYSTEM ____________________________________________________...

Page 19: ...function is not disabled in test 3 l the mow traction and steering functions are not disabled during test 2 and 5 3 Refer to the chart below for each test and follow the check 4 marks across the chart...

Page 20: ...an obstruction or if the mower begins to vibrate abnormally Have the equipment repaired before resuming operation 10 Slow down and use extra care on hillsides Read Section 4 11 Use caution when opera...

Page 21: ...tion do not attempt to start engine until glow plug light turns off 3 Turn system power switch H to START position Battery Power Module Release key green power light will be solid on and traction and...

Page 22: ...diesel hybrid power module there are two hybrid operating modes available Normal Mode Normal mode is the default operating mode Engine speed is automatically adjusted by the APU controller to meet gen...

Page 23: ...sted for any change in vehicle speed which is determined by the speed sensor in the drive motor If the unit is not in motion or if there is no speed sensor signal the center reel delay will default to...

Page 24: ...by a few inches 6 After all of the straight passes have been made make one final pass around the outer edge of the green This final pass should always be in the opposite direction from the last time...

Page 25: ...for maximum traction Front 16 psi 1 11 BAR Rear 20 psi 1 38 BAR Figure 4B Figure 4C WARNING To minimize the possibility of overturning the safest method for operating on hills and terraces is to trave...

Page 26: ...D Inches with 1 Yard Level A Millimeters with 1 Meter Level A Slope in Degrees Slope Grade 3 4 8 8 3 100 5 7 10 0 150 8 5 15 6 9 5 16 7 200 11 3 20 0 7 5 11 8 20 8 225 12 7 22 5 9 250 14 25 0 275 15...

Page 27: ...ke See Section 4 13 2 Make sure reels are raised If they cannot be raised remove them from the mower 3 Make certain key switch is in OFF position and key removed 4 Use a winch or other device to load...

Page 28: ...m the mower 6 Make certain key switch is in off position and key is removed 7 Use caution when towing Avoid steep inclines Steep inclines may cause tow bar to contact and damage hood and hood hinges T...

Page 29: ...y to within 1 in 25 mm below the filler neck Only fill fuel tank with mower sitting on a flat and level surface Diesel Engine Use clean fresh 2 low or ultra low sulfur diesel fuel Minimum Cetane Ratin...

Page 30: ...on 8 Reel Speed 5 2 WASHBOARDING _________________________________________________________ NOTE Arrow indicates direction of travel Washboarding is a cyclical pattern of varying cutting heights result...

Page 31: ...t cases the wave tip to tip distance is 2 in 5 cm or less Probable Cause Remedy Mowing ground speed is too fast Reduce mowing ground speed HOC height of cut setting is too low for turf conditions Chec...

Page 32: ...eight of cut settings are different from one side of a reel to the other or from one cutting unit to another Check HOC adjustment of cutting units Worn front roller bearings Check replace front roller...

Page 33: ...even brown patch This is usually caused by an excessively low height of cut HOC setting and or uneven turf Probable Cause Remedy HOC height of cut settings are lower than normal Check adjust the HOC s...

Page 34: ...se Remedy Bedknife improperly adjusted Adjust reel to bedknife setting Dull reel or bedknife cutting edges Sharpen or replace reel blade and bedknife as necessary Mowing ground speed is too fast Reduc...

Page 35: ...or unevenly worn reel Inspect reel Replace as needed Loose or missing bedknife fasteners Check bedknife screws Tighten loose screws replace missing screws Turning too aggressively Cutting units don t...

Page 36: ...eposit of clippings concentrated at one end of cutting unit s or between two cutting units forming a line in the direction of travel Probable Cause Remedy Grass is too tall Mow more often Mowing while...

Page 37: ...nife and reel Sharpen or replace reel and bedknife as necessary Missing loose or overtorqued bedknife screws Install replace or tighten bedknife screws to proper torque setting Mowing ground speed is...

Page 38: ...rs Because it is lighter than air it will collect in the ceiling of buildings necessitating proper ventilation Air exchanges of 5 changes per hour is considered the minimum requirement Never smoke aro...

Page 39: ...de chart in Figure 6B to determine theoretical life cycles As a battery ages it still performs adequately except the expected run time or capacity will decrease Capacity describes the time that a batt...

Page 40: ...eased by 7 percent for every 15 F 8 C the temperature is below 77 F 25 C 6 5 BATTERY CHARGER BATTERY POWER MODULE _____________________________ Refer to the Parts Maintenance Manual for more detailed...

Page 41: ...ottom level of battery tray as they will tend to pick up more sand and debris The correct cleaning technique is to spray the top and sides of the batteries with a solution of sodium bicarbonate baking...

Page 42: ...ance shed Transport speed will be limited to 3 mph 4 8 kph 4 4 4 4 4 Diesel engine coolant above 230 vF 110 C Return mower to maintenance shed Transport speed will be limited to 3 mph 4 8 kph 4 4 4 4...

Page 43: ...ower to maintenance shed 4 4 4 4 4l Right Reel Motor Short Circuit Shut mower off and remove key Check reel for blockage Restart mower If fault returns return mower to maintenance shed 4 4 4 4 4l Left...

Page 44: ...point Shut mower off and remove key Check reel for blockage Restart mower If fault returns return mower to maintenance shed Excessive grass height being mowed 4 4 4 4 4 Right Reel Motor RPM is not wi...

Page 45: ...ht Actuator or wiring Short Circuit Shut off mower and remove key Check both actuator connectors for a tight connection Check visible portion of wire harness for damage Restart mower If fault returns...

Page 46: ...f Yes No Yes No Yes No Yes No Software detected short circuit in controller cabling to motor or in motor Measured current is 50 above the 2 min rating current Shut mower off then restart If fault retu...

Page 47: ...mower off and wait ten minutes Restart mower If fault returns mower must be towed back to maintenance shed 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 Heatsink temperature is above 185 F 85 C Shut mower off and wai...

Page 48: ...ve is tripped Shut mower off then restart If fault returns mower must be towed back to maintenance shed 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 Direction Error Traction fault Shut mower off then restart If faul...

Page 49: ...ed back to maintenance shed 4 4 4 4 4 Center switch has not reached cam end within 6 seconds Shut mower off then restart If fault returns mower must be towed back to maintenance shed 4 4 4 4 4 The pos...

Page 50: ...to maintenance shed 4 4 4 4 4 8040 Difference between set value and actual value for speed regulator are above limit Shut mower off then restart If fault returns mower must be towed back to maintenanc...

Page 51: ...detects no current through resistor 1 Check wiring resistor and resistor bank ground connection Restart mower Continue with normal operation Notify maintenance personnel at end of shift 4 4 4 4 4 OLM...

Page 52: ...ded Restart mower Continue with normal operation Notify maintenance personnel at end of shift 4 4 4 4 4 OLM detects a short circuit to ground in resistor 4 Resistor is no longer operable Check wiring...

Page 53: ...at end of shift 4 4 4 4 4 Generator temperature greater than 212 F 100 C or rectifier temperature greater than 176 F 80 C Generator derates Shut mower down and wait ten minutes Restart mower If fault...

Page 54: ...ed is set to idle Shut mower down and wait ten minutes Restart mower If fault returns return mower to maintenance shed 4 4 4 4 4 Rectifier temperature less than 20 F 29 C Engine speed is set to idle A...

Page 55: ...eck MCU LED s 2 and 3 to see if they are on If not on check to see if circuit breaker 6 is tripped Ensure a Genset program is selected Check MCU LED 18 on for Gas or 17 on for Diesel If neither are on...

Page 56: ...or shorted wire to GND for Pull and Hold sole noids power No 12V power to MCU Overcurrent protec tion device in PDU may be tripped Check for open connection or shorted wire to GND for MCU 12V power Cy...

Page 57: ...le if FOC is not zero Reel motors should come on when machine starts moving forward Fault Code on LDU Review any fault codes and take appropriate action No power to reels When actuators are down check...

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Page 60: ...ish Company Registration No 1070731 www ransomesjacobsen com 44 0 1473 270000 World Class Quality Performance And Support Equipment from Jacobsen is built to exacting standards ensured by ISO 9001 and...

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