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Merotec Inc.
3655 Kennesaw North Industrial Parkway
Kennesaw, GA 30144
Copyright © 2022 Merotec Inc.

Made in China at a SUMEC manufacturing facility.

Part Number: YF48vRX-RER38-MAN-A

2204

Summary of Contents for Yard force YF48vRX-RER38

Page 1: ...anta or from one of our service partners in the US For immediate help with assembly or for additional product information email support MerotecUSA com or call 866 902 9690 M F 8 30am 5 00pm ET More information can be found on www YardForceUSA com SAVE THIS MANUAL FOR REFERENCE You will need this manual for safety instructions operating procedures and Warranty The original sales receipt is required...

Page 2: ...fety Rules for Charger 7 Description of Symbols 9 Parts List 11 Technical Specifications 15 Assembly 16 Operation 21 Maintenance and Storage 29 Troubleshooting 41 Warranty 43 TABLE OF CONTENTS YF48vRX RER38 Original Instructions ...

Page 3: ...e and when backing with the bagger kit installed as it may limit visibility Always look closely behind and down for small children bystanders and pets and move the mower slowly Never carry children even with the blades shut off They may fall off and be seriously injured or interfere with safe machine operation Children who have been given rides in the past may suddenly appear in the mowing area fo...

Page 4: ...rough its center hole The nail should be in a horizontal position If either end of the blade rotates downward remove some metal from the heavy lower end until the blade is balanced It is balanced when neither end drops The side discharge chute is a spring loaded guard that covers the side discharge opening on the mower deck and deflects grass clippings and debris away from the operator Always ensu...

Page 5: ...ground Do not mow near drop offs ditches or embankments The machine could suddenly roll over if a wheel goes over the edge or if the edge caves in and result in death or serious personal injury Never direct discharged material toward anyone Plan your mowing pattern to avoid discharge of material toward bystanders roads sidewalks windows cars and the like Also avoid discharging material against a w...

Page 6: ...rate machine in a closed area Do not mow in reverse unless absolutely necessary Always look down and behind before and while backing Slow down before turning Watch for traffic when operating near or crossing roadways Use extra care when loading or unloading the machine into a trailer or truck and press the brake pedal as needed to control the speed The mower will freely roll if it is moved on an i...

Page 7: ...th the mower Do not attach towed equipment except at the approved hitch point Never allow children or others in or on towed equipment Stopping distance increases with speed and weight of load being towed Travel slowly and allow extra time and distance to stop Do not turn sharply when towing Use additional caution when turning or operating under adverse surface conditions Use care when reversing 1 ...

Page 8: ...d or plug which could cause shorting and electric shock If damaged have the charger replaced by an authorized service person Do not operate charger if it has received a sharp blow been dropped or otherwise damaged in any way Take it to an authorized service person for electrical check to determine if the charger is in good working order Make sure cords are located so that they will not be stepped ...

Page 9: ...pretation of these symbols will allow you to operate the product better and safer Look for this symbol to point out important safety precautions It means Attention Become Alert Your Safety Is Involved Read operator s manual before operating this machine Failure to follow directions could result in serious injury Wear eye protection complying with ANSI Z78 1 and hearing protection Keep children out...

Page 10: ...en bystanders and pets are clear of the area Mower can be operated in reverse with blades engaged when RMO button is pushed and red button light is on Always look down and behind you before and when manuevering in reverse Mowing in reverse is not recommended Lift the blade engagement button up to engage Press the blade engagement button down to disengage This product uses lead acid Pb batteries Lo...

Page 11: ...1 Side Discharge Chute 12 Control Pannel 12a Media Holder 12b Power Switch with Start Key 12c Headlight Button 12d Reverse Mode Button 12e Blade Engage Knob 12f Direction Control Switch F Forward N Neutral R Reverse 12g Cruise Control Button CCS 12h Battery Level Indicator Odometer Parking Brake Indicator 12i USB Port 13 Mulch Cover 14 Charger 1 12f 12e 12c 12d 12h 12b 12a 12 9 10 13 14 11 12g 12i...

Page 12: ...ng the direction control switch Available settings are forward F neutral N and reverse R HEADLIGHT BUTTON Turn the headlights on and off using the headlight button MEDIA HOLDER The media holder offers a convenient place to store your cell phone or MP3 player when charging with the USB port MULCH COVER Your mower is equipped with a mulch cover that covers the side discharge opening which allows the...

Page 13: ...rams WARNING This item requires a two person lift to remove from the packaging Make sure that you have sufficient space to put the lawn mower down Keep your feet apart so that you have a stable position bend at the knees and keep your back straight PARTS LIST Carefully remove all parts from their packaging and check that the following parts are included See Fig 2 Fig 2A A Seat Assembly with Safety...

Page 14: ... Fig 2 A C D E F H G B MANUAL Fig 2a Flange Nut A Washer E Washer D Spring C Bolt G Spring Washer H Washer I Flange Nut A Bolt B Flange Nut A Bolt B BoFlange Nuts A and Bolt B are attached to seat for shipment lt B ...

Page 15: ... kPa Blade Speed 3500 rpm Deck Lift System Hand operation Minimum Cutting Height 1 5 38mm Maximum Cutting Height 4 5 114mm Number of Cutting Height Positions 12 Battery Battery Type Lead acid Battery Voltage V 48 Battery Amp Hours Ah 75 Charge Time hours 10 Number of Batteries 4 Charge Cycle 300 350 Charger and Mower Operating Temperatures 32 F 104 F Charger Type Input 100 240V 50 60HZ Max 4 5A Ou...

Page 16: ...ct the product carefully to make sure no breakage or damage occurred during shipping If any parts are damaged or missing please call Yard Force customer service at 866 902 9690 NOTE Mower should be assembled while positioned on the frame bottom Once assembly is complete raise the cutting deck to its highest position Position a board such as a standard 2 x4 along the front of the pallet to create a...

Page 17: ...Fig 5 When shipped from the factory the mower s batteries are disconnected To connect Press the tabs on the wiring cover and lift the cover to remove Connect the two ends of the battery quick connect plug together NOTE Before reinstalling the wiring cover install the seat as described in the next section INSTALL THE SEAT See Fig 6 Remove flange nuts A and bolts B from seat mounting brackets Place ...

Page 18: ...ring column cover The upper steering shaft will protrude through the opening in the cover Install spring C and washer D onto the upper steering shaft Make sure the mower s wheels are pointed straight ahead then install the steering wheel onto the upper steering shaft Install washer E and flange nut A tighten securely Torque nut to 6ft lbs Install the steering wheel cover ASSEMBLY Fig 7 Bolt G Bolt...

Page 19: ...t is recommended the batteries are charged for minimum 4 hours before first use regardless of battery level indicator reading 100 charge To charge Insert charger plug into charging port on mower making sure it is properly connected Connect charger to power supply using normal household current of 120 V AC only 60 Hz Do not charge in an area of extreme heat or cold Remove the charger from the mower...

Page 20: ...l N position and blade engage knob is down Install start key and turn to ON position Raise blade engage knob to activate blades Briefly lift off the seat but do not get off the mower The blades should shut off within 5 seconds If they don t verify you connected the safety interlock cable as described on page 17 If the cable is connected but the system still doesn t function contact Yard Force Cust...

Page 21: ...al injury NOTICE Before each use inspect the entire product for damaged missing or loose parts such as screws nuts bolts caps etc Tighten securely all fasteners and caps and do not operate this product until all missing or damaged parts are replaced Please Yard Force Customer Service at 866 902 9690 or a qualified service center for assistance APPLICATIONS You may use this product for the purpose ...

Page 22: ...e to make firm contact with the accelerator and brake pedals before operating the mower To move the seat Sit down on seat and lift the seat adjustment lever While holding the lever slide the seat to the desired position Release the lever and make sure the seat is locked in position before operating the mower WARNING Be sure the seat is locked into place before operating the mower A seat that is no...

Page 23: ...ht adjustment lever firmly when setting the deck height and only release when it is secure in the desired slot Quickly letting go of the lever may create a pinching or pulling hazard to the operator s hand SETTING THE CRUISE CONTROL See Fig 15 Cruise control allows the mower to remain at a constant speed without the operator having to maintain pressure on the accelerator pedal It should only be us...

Page 24: ...egin to charge NOTE The charger is equipped with a plug featuring a grounding pin and must be plugged into a matching standard three prong outlet that has been properly installed and grounded in accordance with all local codes and ordinances Do not use a two prong outlet adaptors or modify the plug provided If it will not fit the outlet have the proper outlet installed by a qualified electrician W...

Page 25: ...If anyone enters the mowing area stop immediately and do not return to mowing until the bystanders leave the area Before starting the mower Ensure work area is clear of children bystanders and pets Clear the work area of objects that may be thrown by the mower blades Check brake operation Check tire pressure Check for loose fasteners Check to make sure all guards are in place and working properly ...

Page 26: ...ired position Turn start key to ON position and release parking brake Raise blade engage knob to activate blades and press accelerator pedal to mow as desired WARNING Use caution when crossing over gravel paths or drive ways Before crossing disengage the blades and raise the cutting deck to the highest position to minimize the possibility of ricochet Drive slowly to avoid loss of traction and cont...

Page 27: ...he parking brake could cause the mower to move and leaving the key could allow unauthorized use that could result in serious personal injury MOWING TIPS See Fig 19 Keep mower blades sharp Make sure the lawn is clear of stones sticks wires toys tree nuts tree branches and other objects that could damage the lawn mower blades or motor Do not mow over property stakes or other metal posts Such objects...

Page 28: ...blade Do not mow near drop offs ditches or embankments Drive slowly and do not make sudden changes in speed or direction Avoid stopping on slope if at all possible If stopping is unavoidable make sure to engage parking pedal When restarting use lowest possible speed If turning is necessary exercise extreme caution when changing direction and always turn downhill Never attempt to stabilize the mowe...

Page 29: ...ecure the mower as needed using straps or cables to prevent movement during transport WARNING To avoid accidental starting or movement that could result in serious personal injury always remove the start key and set the parking brake when transporting the mower MAINTENANCE AND STOARGE WARNING Before performing any maintenance stop the mower wait for the blades to come to a complete stop and remove...

Page 30: ...g rust and corrosion USING WASH PORT TO CLEAN MOWER DECK See Fig 22 NOTICE Follow this procedure after EACH USE to prevent buildup and remove corrosive lawn chemicals NOTICE You can wash the machine with a mild detergent and water Do not pressure wash the machine Avoid excessive use of water especially near the control panel under the seat around the motors and all electric components and bearings...

Page 31: ...in C and 2 25 in D Replace bolt and nut tighten securely Torque nut to 4 6 ft lbs Repeat with remaining cutting deck wheel making sure both wheels are installed in the same position REMOVING THE CUTTING DECK See Fig 24 If desired the cutting deck can be removed from the mower to make accessing the blades easier when changing Make sure direction control switch is in neutral N position and blade eng...

Page 32: ... mm wrench or socket not provided Remove the blade nut spacer blade insulator and blade Place the new blade on the shaft against the corresponding blade posts Ensure blade is properly seated with shaft going through center blade hole and the two blade posts inserted into their respective holes on the blade Make sure it is installed with the curved ends pointing up toward the mower deck and not dow...

Page 33: ...h If the damage is from a cut or if the puncture cannot be repaired using a plug the tire should be replaced REPLACING TIRES When tires are worn the traction of the mower will be decreased which increases the chance of having an accident Tires should be replaced when the depth on the tread is 5 32 in 4 mm or less or any time there is damage to the tire Always use identical replacement tires Using ...

Page 34: ...ide adjustment is necessary On the side you wish to adjust loosen the jam nuts as shown Turn the adjustment nuts clockwise to raise or counterclockwise to lower the side of the cutting deck Each full turn of the adjustment nut will change the deck height approximately 3 16 in NOTE If raising the side you will need to turn the top adjustment nut first If lowering turn the bottom nut first Measure a...

Page 35: ...es are not in use keep away from other metal objects like paper clips coins keys nails screws or other small metal objects that can make a connection from one terminal to another Shorting the battery terminals together may cause burns or a fire Exercise care in handling batteries in order not to short the battery with conducting materials such as rings bracelets and keys The battery or conductor m...

Page 36: ...36 MAINTENANCE AND STOARGE Fig 31 Battery Compartment Cover Screws Fig 30 Safety Interlock Cable Wiring Cover Tab Battery Quick connect Plug Bolt Seat ...

Page 37: ...jury as well as damage to the mower WARNING Under extreme usage or temperature conditions battery leakage may occur If liquid comes in contact with your skin wash immediately with soap and water If liquid gets into your eyes flush them with clean water for at least 10 minutes then seek immediate medical attention Following this rule will reduce the risk of serious personal injury Lift the battery ...

Page 38: ...low Park the mower on a flat level surface Allow the mower to cool before draining transaxle oil Place a container underneath the transaxle oil drain plug Remove the fill hole plug from the top of the transaxle Remove the drain plug and drain the old oil Clean the bottom drain plug then reinstall plug and tighten securely Pour 200cc new clean GL4 80W 90 gear oil into the fill hole Reinstall fill h...

Page 39: ...onents Lead acid batteries must be recycled or disposed of properly Also never touch both terminals with metal objects and or body parts as short circuit may result Keep away from children Failure to comply with these warnings could result in fire and or serious injury From the date of purchase this product has a Three year Limited Warranty for personal family or household use the battery and char...

Page 40: ...sty areas When mower has exceeded the maximum figures specified in the table maintenance should still be cycled according to the intervals of time or hours stated herein If you are unsure how to perform any of the maintenance items listed above take the mower to an authorized service center for assistance ...

Page 41: ...fore mowing 2 Mow once at a high cutting height then mow again at the desired height 3 Replace blade 4 Mow at a slower speed Mower vibrating at higher speed 1 Blade is unbalanced loose or excessively or unevenly worn 2 Bent motor shaft 1 Replace the blade 2 Stop the motor and remove start key Inspect for damage Have repaired by an authorized service center before restarting Poor grass discharge 1 ...

Page 42: ...d flashes Charging Over temperature The battery temperature is too hot greater than 122 F Disconnect charger Let the batteries cool then try charging again Three red flashes Charging Over time May indicate a problem with the mower batteries or that charger output current was severely reduced due to high ambient temperatures Disconnect charger Let the batteries cool then try charging again Four red...

Page 43: ...ays from date of purchase Warranty does not cover loss of use or other consequential damages arising from any of the above nor does it cover repairs made or attempted by unauthorized persons This warranty is void if the product is used for commercial rental or industrial purposes Certain parts attachments and accessories are subject to normal wear and tear and are excluded from the warranty Servic...

Page 44: ...44 1 5 S l o p e 1 5 L i n e 1 5 S l o p e ...

Page 45: ...accessories You can submit a support request by scanning the QR code on this page or by visiting www YardForceUSA com contact support Register your product today to maintain warranty coverage and stay up to date with information on the use care maintenance and service of your product Register online today at www yardforceusa com product registration Merotec Inc 3655 Kennesaw North Industrial Parkw...

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