Table of Contents
Technical Information-----------------------------------1
Warning Statement--------------------------------------2
Read Before Riding-------------------------------------3
List Of Parts-----------------------------------------------4
Front Bar---------------------------------------------------6
Tool Kits In The Tool Bag------------------------------7
Assembling The Flex 500------------------------------8
Charging The Batteries-------------------------------12
Riding The Flex 500-----------------------------------13
Folding The Flex 500----------------------------------16
Maintenance---------------------------------------------18
Wiring Diagram-----------------------------------------19
Trouble Shooting Guide------------------------------21
Warranty-------------------------------------------------23
Technical Information
Flex 500
Model No.
Product size
Type of motor
RMB Flex 500
40 L x 27 W x 38 H inch (102
L x 68 W x 98 H cm)
Permanent-magnet
brushless DC wheel motor
Motor power
500 w Wheel motor, 48 V
Battery type
sealed lead acid battery
Battery capacity
48 Volt, 12Ah
Charger
110V-240V, UL approved
Charging time
4-6 hours
Max. speed
Up to 15 MPH ( 25 km/h)
Single charge
Up to 20 MILES (32 km)
Max capacity
275 LBS (100 kg)
Net weight
112 LBS (51 kg)
1
Warning Statement
Flex 500
2
Read Before Riding
Flex 500
WARNING
THE RMB FLEX 500 IS NOT A TOY AND SHOULD NOT
BE OPERATED BY ANYONE UNDER 12 YEARS OLD.
Safety Instructions:
(Please take note of the following before each ride)
•
The maximum weight capacity is 275 lbs.
•
Only one person at a time should ride.
•
Always wear protective gear including knee and elbow pads and
an approved safety helmet when riding the Flex 500.
•
Before riding, be sure to check that all pivot points, locking
buttons, quick releases, and latches are secured properly.
•
The power switch lock must be in the “off” position when the Flex
500 is being charged.
•
Do not use the Flex 500 when it is raining.
•
Do not place the battery near heat or fire.
•
Do not expose the charger to water or any moisture.
•
Check if batteries are properly charged and installed.
•
Charge Batteries after each use.
•
Always ride on dry paved surfaces. Gravel, wet and uneven
surfaces are a hazard.
•
Check if all tires are properly inflated. Low tire pressure will
decrease range and power.
3
List Of Parts
Flex 500
4
Flex 500
1
Throttle
2
Multi-function Instrument
3
Brake lever
4
Alloy handlebar tub
5
Quick release
6
Connecting tube
7
Seat
8
Battery & controller compartment
9
Balancing wheel
10
Footboard
11
Rear wheel
12
Power connecting plugs
13
Allen set screw
14
Front fender
15
Front fork
16
Motor
17
Front wheel
18
Basket
19
Charger port
5
Front Bar
Flex 500
1 Brake lever
2 Horn switch
3 Multi-function Instrument
4 Key switch
5 Throttle
6
Tool Kits In The Tool Bag
Flex 500
1
Screwdriver
2
Allen wrench （2.5mm）
3
Allen wrench （3mm）
4
Allen wrench （5mm）
5
Allen wrench （6mm）
6
Wrench (8 x 10mm)
7
Wrench (16 x 18mm)
8
Wrench (16 x 18mm)
9
charger
7
Assembling The Flex 500
Flex 500
1. Unpack the Flex 500 carefully so that you do
not misplace any of the parts.
2. Place the Flex 500 on a flat, level surface.
Block the front up 3.5''. This will make the next
step easier
3. Remove the bolts and nuts from the
connecting tube clamp (B). Place the
connecting tube into the top opening (A).
After aligning the holes, place the two bolts
through the connecting tube and neck
assembly. Twist the bolts, do not hammer
them through. Tighten these two bolts with the
nuts provided.
8
Assembling The Flex 500
Flex 500
4. The two Allen set screws on the front of the
connecting clamp are for removing any play
after the bolts have been tightened. First, back
off the nuts, second, set the screws, third,
tighten the nuts to prevent the screws from
backing off.
Two Allen
set screws
5. Extend the handle bar tube to full upright
position, and slide it into connecting with the
front fork.
*Note: The tube shaft is intentionally off center to
allow handlebars to fold to the side. Be sure to
align release button to pivot on brake handle side
9
Assembling The Flex 500
Flex 500
6. Ensure that the handlebar is facing front, the
brake on the left side and the throttle on the
right, then tighten the handlebar tube collar
clamp using the enclosed 5mm wrench.
7. Plug in the two power connecting plugs into
the sockets. The design of each plug and
socket is different. Connect the ones which
best fit each other to finish the assembly.
8. Match the pins of the plugs to the holes of
the sockets. Note the alignment notches.
10
Assembling The Flex 500
Flex 500
NOTE
NOTE: Handle bar height adjustment. Handle
bar height can be easily adjusted by opening the
quick release on the handlebar tube to preferred
height, then firmly closing quick release.
11
Charging The Batteries
Flex 500
● Before
you ride the Flex 500 for the first time
you must charge the batteries for 4-6 hours using
only the supplied charger.
● To
charge the batteries, plug the charger into
the charger socket located on the rear side of the
battery/controller compartment. Then plug the
charger into a wall outlet. Red light on charger
indicates charging, green light indicates charged.
12
Riding The Flex 500
Flex 500
●Once
you have completed the initial charge you
are ready to ride. Remember, this is not a toy. The
Flex 500 can reach speeds up to 15 mph
depending on the terrain and the weight of the
rider. You must wear a helmet and protective pads.
Be aware of all local laws and ordinances that
govern and/or restrict the use of powered
scooters. The laws and ordinances vary greatly
from municipality to municipality. It is your
responsibility to know and abide by your local
restrictions.
● To
ride, insert the key into the key switch and
turn the key in clockwise direction till the first click.
The battery gauge will be illuminated indicating
that the battery is in operation. If you want to turn
on the front light, please turn the key to the
second click in clockwise direction.
●Hold
onto the front bar with both hands. Your
left fingers will control the brakes and your right
13
Flex 500
hand will control the throttle. As you turn the
throttle towards yourself, the speed will be
increased. Release the throttle and apply the
brake to stop the scooter. You will control the
speed of the scooter by using both the throttle
and the brake. When the brake handle is
squeezed it cuts power off the throttle.
NOTE 1: WARNING: Never try stunts. Always
maintain a safe speed.
NOTE 2: When scooter is parked, please remove
the key, this will avoid anyone from accidentally
turning the throttle causing the scooter to speed
forward. Failure to do this could lead to an
accident.
NOTE 3: If you need to stop in an emergency or
kill power quickly, you can turn the key off.
NOTE 4: Depending on skills of the driver, the
Flex 500 comes equipped with an adjustable
speed switch located at the back of the scooter by
the charge port which allows you to limit speed to
8mph or switch to max speed of 15 mph.
14
Flex 500
15
Folding The Flex 500
Flex 500
1. Turn off the key switch
2. Press the quick release to bottom.
3. Lift the clip bar, at the same time pull the
handlebar tube.
16
Folding The Flex 500
Flex 500
4. Lift the connecting tube (which is also
attached to the handlebar tube).
5. Carefully place the handlebar tube on the
footrest frame
17
Maintenance
Flex 500
Battery: (for professional use only)
The RMB Flex 500 is powered by 4, 12 volt,
rechargeable
batteries
compartment.
Other
housed
than
in
a
single
recharging,
these
batteries need no maintenance. To prolong
battery life, recharge the battery after each use.
You must also charge your Flex 500 if it has not
been used for 30 days or more. If you need to
replace the battery pack, it is located inside the
battery compartment on the footboard. To get to
the battery pack, remove the compartment cover
by loosening the screws. To remove the batteries
disconnect the wires from the battery terminals.
Replace the battery pack with a new one and
reconnect the wires. Follow the instructions on
charging batteries to charge the new batteries.
18
Wiring Diagram
Flex 500
19
Wiring Diagram
Flex 500
Left handlebar
Multi-function
Instrument
Throttle
Brake lever
Motor
Battery
Charger
Controller
20
Trouble Shooting Guide
Flex 500
Problem
The power light
on the
instrument
does not
illuminate when
the Flex 500 is
on.
Cause
1. Battery is
discharged.
2. Loose
connection
inside Flex 500.
3. Fuse is blown.
4. The
instrument is
defective.
The power
indicator on the
instrument
illuminates but
Flex 500 still
does not work.
1. The throttle
handle is not
operating
properly.
21
Solution
1. Recharge your
Flex 500.
2. Remove the
screws that hold the
battery compartment
cover and raise the
cover. Visually
inspect all wire
connections making
sure there are no
loose wires,
reconnecting those
that are.
3. Replace the fuse.
4. Replace the
instrument.
1. Replace the
throttle handle. Call
Customer Service to
order a new throttle
Trouble Shooting Guide
Flex 500
Noise coming
from motor
When the brake
lever is
squeezed the
Flex 500 does
not stop.
Scooter is
losing speed.
1 The motor
sensor is
defective.
1. The brakes
are not adjusted
properly.
1. Low battery
2. Battery is
defective.
3. Low tire
pressure.
22
1. Call Customer
Service to change a
new sensor
1. Adjust the brake by
loosening the bolt on
the rear brake wheel,
pull the cable and
retighten the bolt.
1. Recharge your
battery for 4~6 hours.
2. Replace battery.
Call Customer
Service to order a
new battery.
3. air tires up to
correct pressure.
Warranty
Flex 500
The Limited Warranty does not cover or apply to
the following: Normal wear and tear; any damage,
failure and/or loss caused by accident, misuse,
neglect, abuse and/or failure to follow instructions
or warnings as stated on the product or in the
applicable owner’s manual or other printed
materials provided with the product; damage,
failure and/or loss caused by the use of the
product in any other manner for which such
products were not specifically designed.
RMB EV warrants the Flex 500 for six (6) months
according to the following terms. Batteries and
tires are warranted for three (3) months. This
warranty extends to the original retail purchaser
only and commences on the date of the original
retail purchase. Any part of the RMB EV product
manufactured or supplied by RMB EV and found
in the reasonable judgment of RMB EV to be
defective in material or workmanship will be
repaired or replaced by an authorized RMB EV
service dealer without charge for parts or labor.
RMB EV is responsible for the expense of
delivering the warranty replacement parts.
However, if the customer chooses not to replace
23
Flex 500
the parts, the expense of delivering the Flex
500 to the factory / authorized service dealer
for warranty work or the expense of returning
it back to the owner after repair/ replacement
will be paid for by the owner. RMB EV’s
responsibility in respect to claims is limited to
making the required repairs or replacements and
no claim of breach of warranty shall be cause for
cancellation or rescission of the contract of sale of
any RMB EV product. Proof of date of purchase
will be required by the dealer to substantiate any
warranty claim. An authorized RMB EV service
dealer must perform all warranty work. The
warranty is limited to thirty (30) days from the date
of purchase for any RMB EV product that is used
for rental demonstration, commercial purposes, or
any other income producing purpose.
This
warranty does not cover any RMB EV product
that has been subject to misuse, neglect,
negligence or accident, or has been operated in
any way contrary to the operating instructions as
specified in RMB EV’s owner’s manual. This
warranty does not apply to any damage to RMB
EV products that is the result of improper
maintenance or to any RMB EV product that has
been altered or modified so as to adversely affect
the products operation,
24
Flex 500
performance, or durability, or that has been
altered or modified to change its intended
use. This warranty does not extend to repairs
made necessary by normal wear and or by use of
parts that are incompatible with RMB EV
products. In addition this warranty does not cover
items that experience normal wear and
tear. RMB EV reserves the right to improve the
design of the product without assuming any
obligations to modify any product previously
manufactured. All warranties are limited in
duration to the six (6) months warranty
period. Any such implied warranties including
merchantability, fitness for a particular purpose or
otherwise are disclaimed in their entirety after the
expiration of the appropriate thirty day warranty
period. RMB EV’s obligation under this warranty
is strictly and exclusively limited to the repair and
replacement of defective parts and RMB EV does
not assume any other obligation. Some states do
not allow limitations on how long an implied
warranty lasts, so the above limitation may not
25
Flex 500
apply to you. RMB EV assumes no responsibility
for incidental consequential or other damages
including but not limited to expense of returning
the Flex 500 to an authorized service dealer and
expense of delivering it back to the
owner, mechanics travel time, telephone
charges, rental of a like product during the time
the warranty service is being performed, travel
loss, or damage to personal property, loss of
revenue, loss of time, or inconvenience.
Some states do not allow the exclusion or
limitation of incidental or consequential damages
so the above limitations may not apply to you.
WHAT RMB EV WILL DO:
RMB EV will, at its sole option, either repair,
replace or refund the purchase price of any unit
that does not conform to this limited warranty.
RMB EV may choose at its option to use
functionally equivalent reconditioned, refurbished
or new units or parts or any units. You are
responsible to get the unit back to RMB EV.
26
Warranty
Flex 500
HOW TO GET WARRANTY SERVICE:
To obtain warranty service, please call or fax to
the following telephone numbers for RMB EV
Customer Service - warranty repair
Tel. 1-707-568-3333 or Fax.1-707-526-1409,
Email: [email protected]
DO NOT RETURN YOUR PRODUCT TO ANY
ADDRESS.
Please call, email, or write for the location of the
RMB EV authorized service center nearest you
and for the procedures for obtaining warranty
claims.
27
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