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SUR-RON LIGHT BEE Service Manual
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SUR-RON LIGHT BEE Service Manual

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SUR-RON LIGHT BEE
QL3000DY-2
SERVICE MANUAL
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Александр
July 20, 2025

Добрый день , байк стоял 5 дней в гараже перестал разгонятся больше 50 км

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Summary of Contents for SUR-RON LIGHT BEE

  • Page 1 SUR-RON LIGHT BEE QL3000DY-2 SERVICE MANUAL 
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  • Page 2 Ensure all essential tools are well prepared before the repair and maintenance. The power source of LIGHT BEE must be cut off before any operation on the bike. failure to cut off its power source may cause serious injury and even death through electric shock or disassembly and assembly of parts.
  • Page 3 2.2 Torque specifications of important screws 2.3 The top speeds under different battery capacities 2.4 Bike composition 3. Bike operation 4. LIGHT BEE repair tools and preparation work 4.1. LIGHT BEE repair tools 4.2. LIGHT BEE fixing 5. Battery dismount and mount...
  • Page 4 11.22 Disassemble rear wheel 11.23 Disassemble and assemble rear fork 11.24 Disassemble rear fork 11.25 Disassemble rear fender assembly 11.26 Disassemble rear and inner fender 11.27 Disassemble and assemble cover of battery compartment 11.28 Disassemble and assemble lower stop plate of battery 11.29 Disassemble lower stop plate of battery 12.
  • Page 5 • Loss of warranty. • Needs different type of driving license. • Accidents and serious injuries. Please read local provisions about electrombile and motor vehicle before using Light Bee bike. According to the certification of L1e-B electric moped scooter that Sur- Light Bee...
  • Page 6 2.Technical specification 2.1Bike parameters Electromotor type Brushless DC motor (maximum power 4.0W) PMAC radial flow brushless, air-cooled and integrated rotate speed and temperature sensor. control unit AC/DC three-phase control unit (maximum power 60V-80A); two available driving mode: SPORT：2 kW ECO：0.9 kW maximum speed ≤45 km/h power source...
  • Page 7 front absorber double-shoulder fully adjustable oil pressure reed inverted front absorber rear absorber multi-link fully adjustable damping single-tube air pressure damping system size wheel base 1,230mm height of vehicle 815 mm seat front rake of seat 26° tube ground clearance 270 mm total length 1860 mm...
  • Page 8 fasten bolts of bike stem and 5-6N•m handlebar tube fasten front wheel axle 20～25N•m fasten front disk brake 12N•m fasten back fork shaft 35N•m fasten auxiliary frame and bike 20N•m frame fasten nut of seat cushion 8N•m rear absorber, bike frame and back 25-30N•m fork fasten rear wheel axle...
  • Page 9 Fig 1 1. Rear fender assembly 2. Rear bottom fork 3. Seat cushion 4. Rear absorber 5. Tire 6. Bike frame 7. Three-phase brushless DC motor 8. Ternary power lithium battery 9. Control system 10. Headlight 11. Front absorber 2.3.2 Position of head parts Fig 2 1.
  • Page 10 Single trip distance 8.Trip distance in total 9.Buttons for function selections 3. Vehicle operation This chapter includes all necessary knowledge related to Light Bee operation you need to learn about: When stop using SUR-RON light bee QL3000DY, cut off main power switch.
  • Page 11 7、lubricating grease 4.2 Fix Light Bee In terms of some maintenance operation of Light Bee, we suggest to fix Light Bee according to the step. In an open area, turn off power source, open Light Bee’s side stand on floor.
  • Page 12 5. Disassemble and assemble battery (see Fig 4) 5.1After turn off power switch, plug key into① battery compartment, then turn key anticlockwise to open cover of battery compartment② Fig 4 Fig 5 Cut off air circuit breaker, power source and disconnect output power line and signal line of battery③，④...
  • Page 13 • clean the dust on absorber stanchion (mud and old lubricating oil) • Apply a layer of special lubricating oil for Light Bee QL3000DY between stanchion fixed • seat of dustproof ring. Tighten dustproof ring to keep lubricating oil inside absorber.
  • Page 14 Fig 9 6.4 Disassemble and assemble front damping system 6.4.1 Disassemble front case and instrument (see Fig 10) Dismount bolts of case①②, take down front case and disconnect lamp line • Dismount bolts of support of front case③④, disconnect instrument line and take down •...
  • Page 15 dismount front wheel assembly Dismount bolts of front fender and lining② and front fender • 6.4.3.1 Assembly Assemble front wheel assembly according to the inverse disassembly steps, fasten front wheel and • axle with the torque force of 10~12N.m and bolts with the torque fore of 20-30N.m. Notice: it is important to fasten fastening bolts of wheel and axle alternatively and repeated in order to disperse loads uniformly.
  • Page 16 (see Fig 16, 17) Dismount rear absorber according to the following steps: Put LIGHT BEE QL3000DY on platform or support plat at bottom bracket area • Loosen the bolts of connector at the upper part of absorber②: fix rear wheel make •...
  • Page 17 In the case, you must use new head parts. 7.2 Disassemble head parts Disassemble the head parts of Light Bee QL3000DY according to the following steps:...
  • Page 18 Fig 20 8 Disassemble and assemble handlebar assembly (Fig 21) Disassemble head parts of Light Bee QL3000DY according to the following steps: Put Light Bee QL3000DY on support at bracket area •...
  • Page 19 9.2 Check wheel rim Deformation examination for wheel rim should be conducted according to the following steps: • Put Light Bee QL3000DY on support at bracket area • Confirm wheels rotate properly. Check whether wheels swing transversely (see Fig 22).
  • Page 20 Fig 23 9.2.1 Tension of spoke of wheel Ensure the tension of spoke of wheel is normal. Otherwise, bike may become unstable. Check whether spoke of wheel is tense. If any spoke of wheel is not tense, fasten them and check status of wheel rim and gap of wheel hub 10.
  • Page 21 10.2 Maintenance 10.2.1 Deflate brake Deflate the brake on LIGHT BEE QL3000DY according to the following steps: • Arrange necessary tools for deflation: • short needle cylinder for pump •...
  • Page 22 • Dismount shock insulator of piston from brake caliper. • Reinstall brake pad. • Reinstall brake caliper on support of disk brake aligning to brake disk. • Make sure system is functional. 10.2.2 Replace brake (see Fig 26) Dismount brake pad according to the following steps: •...
  • Page 23 Dismount brake caliper according to the following steps: • Dismount bolts① • Dismount brake caliper② 10.5.1Assembly • Put LIGHT BEE QL3000DY on support at bracket area. • Put brake caliper② at a correct position and fasten bolts①. Don’t tighten bolts for future adjustment of position of brake caliper.
  • Page 24 Important matters: check the assembly procedures of brake caliper (see “dismount brake caliper”) to ensure that brake caliper aligns to disk. 10.7 Dismount front brake assembly Dismount front brake assembly from LIGHT BEE QL3000DY according to the following steps: • Dismount main pump of brake from handlebar (see “dismount main pump of brake from handlebar”)
  • Page 25 Fig 31 11.2 Dismount side cover of DC motor (see Fig 32) Dismount side cover of DC motor from LIGHT BEE QL3000DY according to the following steps: • Dismount fastening bolts① of side cover of DC motor and put them② on workbench.
  • Page 26 Dismount first level transmission belt from LIGHT BEE QL3000DY according to the following steps: • Dismount side cover of DC motor from bike (see “dismount side cover of motor”) • Loosen upper bolts of DC motor loosen transmission belt tension (see “dismount...
  • Page 27 • Put base of bike down on platform with rear wheel suspended, lift side stand. • Dismount bolts of right pedal assembly① and right pedal assembly② from bike. 11.7.1 Assembly • Assemble right pedal assembly according to the inverse disassembly steps. Tighten bolt with torque...
  • Page 28 motor”) • Dismount bolts①② guard plate, take guard plate down③. 11.10.1 Assembly • Assemble guard plate under controller according to the inverse disassembly steps. Tighten bolts with torque force 5N.m. Fig 39 11.11 Dismount air circuit breaker combination (see Fig 40) Dismount air circuit breaker combination according to the following steps:...
  • Page 29 • Assemble USB and electric control lock according to the inverse disassembly steps. Avoid damaging plastic nuts. Fig 43 11.15 Disassemble DC motor assembly (see Fig 44) Dismount DC motor assembly according to the following steps: • Put LIGHT BEE QL3000DY on support. Reinforce rear wheel. Suspend base at DC motor...
  • Page 30 Otherwise, belt may have abnormal sound. Fig 44 11.16 Dismount tailstock assembly (see Fig 45) Dismount tail stock assembly according to the following steps: • Put LIGHT BEE QL3000DY on support. • Dismount rear fender inner plate (see “dismount rear fender inner plate”).
  • Page 31 • Dismount bolts of seat of battery lock cover and take seat of lock battery cover down③. • Dismount bolts of seat cushion and take seat cushion down①. • Dismount rear fender⑤ from seat cushion①. • Dismount seat of battery lock② and separate connecting bracket④...
  • Page 32 • Assemble back shield of battery according to the inverse disassembly steps. Fig 49 11.21 Dismount rear wheel assembly (see Fig 30) Disassemble rear wheel assembly according to the following steps: Put LIGHT BEE QL3000DY on support at bottom bracket area • Take out cable tie of rear fender taillight wire and disconnect taillight •...
  • Page 33 Fig 50 11.22 Disassemble rear wheel (see Fig 51) Disassemble rear wheel according to the following steps: Put rear wheel assembly on workbench • Take left and right linings①④ of rear wheel down, dismount bolts⑤ of rear brake disk, • and take rear brake disk⑥...
  • Page 34 on bearing and bushing. Fig 52 11.24 Disassemble rear fork (see Fig 53) • Use special tools to dismount bearing of rear fork and remove isolation pad 11.24.1 Assembly Assemble bearing by applying pressure according to the inverse disassembly steps and •...
  • Page 35 inner plate down②. 11.26.1 Assembly • Assemble rear fender inner plate according to the inverse disassembly steps. Fig 55 11.27 Disassemble and assemble cover of battery compartment (see Fig 56) Use keys to open cover of battery compartment. And use long flat nose pliers to take •...
  • Page 36 Please follow the following steps to check whether system works normally. Warning: be careful when LIGHT BEE QL3000DY accelerates on workbench. It can rotate freely, so it may accelerate suddenly. Keep chain and wheel away from support or any other static parts.
  • Page 37 brake handle will change and needs to be adjusted again. (see “adjust brake handle”) Fig 59 13.2 Adjust brake handle Sit on the seat of bike and adjust brake handle with fingers. Adjust their angle to make them align to your arms when your fingers are on brake handle. Adjust the position of brake on handlebar until users can pull the edge of brake handle with one or two fingers.
  • Page 38 Clean chains after use every time. It is very important to apply special chain oil to keep chains lubricated. 15.2.1 Lubrication of chain Lubricate LIGHT BEE according to the following steps (see Fig 63): Arrange the following objects: One barrel with hot water and soap. • One big brush.
  • Page 39 LIGHT BEE QL3000DY has 420 chains, which is a fast and simple transmission system (see Fig 64). Dismount chains from LIGHT BEE QL3000DY according to the following steps: • Put LIGHT BEE QL3000DY central of workbench • Adjust the position of rear wheel until...
  • Page 40 Users must check the state of connectors of battery, controller and other port of bike, especially the largely exposed or frequently operated parts. Before any operation on the electrical system of LIGHT BEE QL3000DY, cut off power or stop other operations in case of damaging electrical elements.
  • Page 41 Charge the battery every three months in case of inactivating battery and influencing its performance and service life. User cannot dismount battery by themselves in case of damages and dangers. Don’t throw LIGHT BEE QL3000DY battery away in any case. If your battery needs to be replaced or discarded, send it to the designated dealers or after- sale service providers for appropriate handling.
  • Page 42 18 Checking and maintenance of controller 18.1 Disassembly of controller (see Fig 70) Take controller down from LIGHT BEE according to the following steps: • Turn off and disconnect air circuit breaker. • Disconnect battery.
  • Page 43 Remarks: the bolts of input line and output line of power source of controller must be tightened according to the required torque. Because binding post and circuit board adopt electrical welding process, excessively high tightening torque will damage binding post of controller and lead to the breakdown of binding post.
  • Page 44 bike has no power plug of electric use multimeter to check Re-plug to make sure it is after turn lock has not whether electric lock is well connected or replace on the connecting connecting properly new electric lock power properly Use multimeter to check converter is whether the output is...
  • Page 45 over-temperature whether after long-time use bike after controller protection of riding with heavy loads cooled down controller disconnect switch plug of switch of side disconnect switch plug of side stand or replace stand is damaged side stand switch of side stand brake to cut off disconnect switch plug of disconnect plug of switch...
  • Page 46 bike has repair or replace battery plug of electricity power but in the designated after- meter is loose battery is sale shop display capacity repair or replace battery electricity meter is after turn at the designated after- damaged on the sale shop power check the remaining...
  • Page 47 has cut off power bumpy leads to during turn off key and turn on turn off key and turn on the protection of bumpy controller road insert and pull plug and bumpy makes plug replace plug or terminal check whether terminal is loose inside plug functional...
  • Page 48 horn not check whether push working push button of replace push button on button of horn is after turn horn is damaged left handlebar functional with multimeter on the power press push button of horn. Check whether the voltage horn doesn’t work replace horn on plug of horn is 12V with multimeter...
  • Page 49 Er-118 battery low-temperature use it after battery temperature becomes alarm suitable Er-119 battery primary over- charge battery discharge alarm Er-120 Battery MOS over- use it after battery temperature becomes temperature alarm suitable Er-201 controller over-temperature use it after controller temperature becomes protection suitable Er-202...
  • Page 50 Er-223 Fall detection protection turn off key and turn on key after righting bike Er-224 power-off protection of side lift side stand or disconnect switch plug of stand side stand...