MULTIQUIP TuffTruk TB12SE User manual

To find the latest revision of this publication or
associated parts manual, visit our website at:
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OPERATION MANUAL
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
MODEL
TB12SE/TB12PE
(EB500)
WALK-BEHIND
POWER BUGGY
(24VDC, 750W ELECTRIC MOTOR)
Revision #0 (04/01/22)

PAGE 2 — TB12SE/TB12PE TUFFTRUK POWER BUGGY • OPERATION MANUAL — REV. #0 (04/01/22)
TABLE OF CONTENTS
TB12SE/TB12PE
TuffTruk Walk-Behind
Power Buggy
Safety Information ................................................ 3-6
Specifications (Buggy)............................................. 7
Specifications (Electric Motor)................................. 8
Noise And Vibration................................................. 9
Dimensions............................................................ 10
General Information............................................... 11
Components ..................................................... 12-13
Inspection ......................................................... 14-15
Operation ......................................................... 16-19
Maintenance..................................................... 20-26
Error Codes ...................................................... 28-29
Troubleshooting ..................................................... 30
Electronic Component Locator ............................. 32
Wiring Diagram...................................................... 33

TB12SE/TB12PE TUFFTRUK POWER BUGGY• OPERATION MANUAL — REV. #0 (04/01/22) — PAGE 3
SAFETY INFORMATION
DO NOT operate or service the equipment before reading
the entire manual. Safety precautions should be followed
at all times when operating this equipment.
Failure to read and understand the safety
messages and operating instructions could
result in injury to yourself and others.
SAFETY MESSAGES
The four safety messages shown below will inform you
about potential hazards that could injure you or others.The
safety messages specifically address the level of exposure
to the operator and are preceded by one of four words:
DANGER, WARNING, CAUTION
or NOTICE.
SAFETY SYMBOLS
DANGER
Indicates a hazardous situation which, if not avoided,
WILL result in DEATH or SERIOUS INJURY.
WARNING
Indicates a hazardous situation which, if not avoided,
COULD result in DEATH or SERIOUS INJURY.
CAUTION
Indicates a hazardous situation which, if not avoided,
COULD result in MINOR or MODERATE INJURY.
NOTICE
Addresses practices not related to personal injury.
GENERAL SAFETY
CAUTION
NEVER
operate this equipment without proper protective
clothing, shatterproof glasses, respiratory protection,
hearing protection, steel-toed boots and other protective
devices required by the job or city and state regulations.

Avoid wearing jewelry or loose fitting clothes that may
snag on the controls or moving parts as this can cause
serious injury.
NEVER operate this equipment when not
feeling well due to fatigue, illness or when
under medication.
NEVER operate this equipment under the
influence of drugs or alcohol.
ALWAYS
clear the work area of any debris, tools, etc.
that would constitute a hazard while the equipment is
in operation.

No one other than the operator is to be in the working
area when the equipment is in operation.
DO NOT
use the equipment for any purpose other than
its intended purposes or applications.
NOTICE

This equipment should only be operated by trained and
qualified personnel 18 years of age and older.

Whenever necessary, replace nameplate, operation and
safety decals when they become difficult read.

Manufacturer does not assume responsibility for any
accident due to equipment modifications. Unauthorized
equipment modification will void all warranties.

PAGE 4 — TB12SE/TB12PE TUFFTRUK POWER BUGGY • OPERATION MANUAL — REV. #0 (04/01/22)
SAFETY INFORMATION
NEVER use accessories or attachments that are not
recommended by Multiquip for this equipment. Damage
to the equipment and/or injury to user may result.

ALWAYS know the location of the nearest
fire extinguisher.

ALWAYS know the location of the nearest
first aid kit.

ALWAYS know the location of the nearest phone or keep
a phone on the job site. Also, know the phone numbers
of the nearest ambulance, doctor and fire department.
This information will be invaluable in the case of an
emergency.
TUFFTRUK SAFETY
DANGER

NEVER operate the equipment in an explosive
atmosphere or near combustible materials.An
explosion or fire could result causing severe
bodily harm or even death.
WARNING

Accidental starting can cause severe injury or death.
ALWAYS place the ON/OFF switch in the OFF position.

NEVER disconnect any emergency or safety devices.
These devices are intended for operator safety.
Disconnection of these devices can cause severe injury,
bodily harm or even death. Disconnection of any of these
devices will void all warranties.

NEVER approach power lines with any part of the
TuffTruk unless all local, state/provincial and federal
(OSHA) required safety precautions have been taken.
Use extreme caution when approaching high voltage
power lines.
CAUTION
ALWAYS
inspect the surface over which you will travel.
Look for holes, drop-offs and obstacles. Look for rough
and weak spots on docks, ramps or floor.
ALWAYS
Look for oil spills, wet spots and slippery
surfaces. Look for soft soil, deep mud and standing water.
Watch for anything that might make you lose control or
cause the TuffTruk to tip over.
ALWAYS
clear away trash and debris. Pick up anything
that might puncture the tires.
ALWAYS
make sure aisles, ramps, doorways and
passages are clear.
ALWAYS
plan your work. Make sure you know where
you will make your pickups, dumps and turns. Before
you take a load, know where you will place it.
NEVER travel down a slope with
a full load.The possibility exists
of tipping.
DO NOT operate the TuffTruk on
unsafe haul roads, load areas,
and dump areas.
DO NOT
operate TuffTruk on excessive slopes with a
grade higher than 25° (45%), forward and backward.
DO NOT
operate TuffTruk on extremely uneven surfaces.
NEVER allow people to ride inside the tub/bucket.
DO NOT
operate the TuffTruk at excessive speeds.
Reckless operation may cause accidents and severe
injury. Slow down when approaching people, wet areas,
and going up and down grades. It is the responsibility of
the operator to adjust speed, as necessary, depending
on the conditions of the road or path.

Forward travel speed should not exceed 4 mph
(6.44 km/h). Reverse travel speed should not exceed
1.5 mph (2.42 km/h).
ALLOW
extra time to stop when operating the TuffTruk
on wet surfaces or loosely graded materials.
DO NOT
dump materials from bucket/tub while the
TuffTruk is moving.
TIPPING OF BUGGY
CAN OCCUR
WARNING

TB12SE/TB12PE TUFFTRUK POWER BUGGY• OPERATION MANUAL — REV. #0 (04/01/22) — PAGE 5
SAFETY INFORMATION
NOTICE

ALWAYS ensure TuffTruk is securely placed on
appropriate blocks or jackstands when performing
maintenance.

When parking on a slope, position the TuffTruk at a right
angle to a slope.

When filling or dumping DO NOT exceed payload
capacity of TuffTruk.

ALWAYS be aware of traveling conditions. Reduce load
if necessary.

DO NOT activate dump mechanism (tub/bucket) if
TuffTruk is facing a down hill slope.

DO NOT stand in front or along side the TuffTruk when
discharging a load.

ALWAYS block the TuffTruk with appropriate blocks when
leaving the TuffTruk parked on a slope.

To prevent unexpected loss of control, DO NOT start
engine on a sloping surface.

Ensure that the speed control levers works freely and
returns to the stop position. DO NOT start electric motor
unless speed control linkage is working properly.

Make sure that the tires are inflated to the manufacturer’s
recommended tire pressure.

NEVER operate the TuffTruk with bad or worn tires.
ALWAYS replace defective tires with new ones.

Avoid sudden stops and starts and changes in direction.
Operate the controls smoothly. DO NOT jerk the steering
or any other controls.

NEVER attempt to engage the controls except from the
operator’s position.

NEVER operate or tow the TuffTruk in traffic or on public
roads.

ALWAYS keep the machine in proper running condition.

Fix damage to machine and replace any broken parts
immediately.

The entire TuffTruk (tub, shroud, wheels, etc.) should be
cleaned after every use. Make sure there is no buildup of
concrete, grease, oil or debris on the machine.
ALWAYS store equipment properly when it is not being
used. Equipment should be stored in a clean, dry location
out of the reach of children and unauthorized personnel.
BATTERY SAFETY
DANGER
DO NOT
drop the battery. There is a possibility that the
battery will explode.
DO NOT expose the battery to open flames,
sparks, cigarettes, etc.The battery contains
combustible gases and liquids. If these
gases and liquids come into contact with a
flame or spark, an explosion could occur.
WARNING
ALWAYS wear safety glasses when
handling the battery to avoid eye irritation.
The battery contains acids that can cause
injury to the eyes and skin.
Use well-insulated gloves when picking up
the battery.
ALWAYS
keep the battery charged. If the battery is not
charged, combustible gas will build up.
DO NOT
charge battery if frozen. Battery can explode.
When frozen, warm the battery to at least 61°F (16°C).
ALWAYS
recharge the battery in a well-ventilated
environment to avoid the risk of a dangerous concentration
of combustible gases.
If the battery liquid (dilute sulfuric acid)
comes into contact with clothing or skin,
rinse skin or clothing immediately with
plenty of water.

If the battery liquid (dilute sulfuric acid) comes into
contact with eyes
, rinse eyes immediately with plenty
of water and contact the nearest doctor or hospital to
seek medical attention.

PAGE 6 — TB12SE/TB12PE TUFFTRUK POWER BUGGY • OPERATION MANUAL — REV. #0 (04/01/22)
SAFETY INFORMATION
CAUTION

ALWAYS disconnect the NEGATIVE battery terminal
before performing service on the equipment.

ALWAYS keep battery cables in good working condition.
Repair or replace all worn cables.

ALWAYS use proper lifting procedures when removing
the batteries from the machine. Batteries are quite heavy.
Bodily injury may result if proper lifting procedures are
not employed.
LIFTING SAFETY
CAUTION

NEVER allow any person or animal to stand underneath
the equipment while lifting.
NOTICE

When lifting of the TuffTruk is required, attach lifting
straps or chains to designated lifting points only.

Use lifting straps or chains of adequate lifting capacity.

DO NOT lift machine to unnecessary heights.

NEVER lift the equipment while the engine is running.

ALWAYS use ramps capable of supporting the weight
of the TuffTruk and the operator to load and unload the
TuffTruk.
TRANSPORTING SAFETY
NOTICE

ALWAYS shutdown unit before transporting.

When transporting of the TuffTruk is required, place the
TuffTruk on a flat bed truck or equivalent and tie down
securely.

ALWAYS make sure all tie-downs are in place and the
tub/bucket is completely lowered in the flat (horizontal)
position and securely latched.
Place chock blocks underneath wheel to prevent rolling.
DO NOT use the TuffTruk to transport people.

When transporting the TuffTruk on a truck or trailer,
know the overall height to avoid contacting overhead
obstructions such as bridges and power lines. Check
the truck and ramp capacities.
ENVIRONMENTAL SAFETY/DECOMMISSIONING
NOTICE
Decommissioning is a controlled process used to safely
retire a piece of equipment that is no longer serviceable.
If the equipment poses an unacceptable and unrepairable
safety risk due to wear or damage or is no longer cost
effective to maintain (beyond life-cycle reliability) and is to
be decommissioned (demolition and dismantlement), be
sure to follow rules below.
Contact your country's Department of
Public Works or recycling agency in your
area and arrange for proper disposal of
any electrical components, waste or oil
associated with this equipment.

When the life cycle of this equipment is over, remove
battery (if equipped) and bring to appropriate facility for
lead reclamation. Use safety precautions when handling
batteries that contain sulfuric acid.

When the life cycle of this equipment is over, it is
recommended that the unit frame and all other metal
parts be sent to a recycling center.
Metal recycling involves the collection of metal from
discarded products and its transformation into raw
materials to use in manufacturing a new product.
Recyclers and manufacturers alike promote the process
of recycling metal. Using a metal recycling center
promotes energy cost savings.

TB12SE/TB12PE TUFFTRUK POWER BUGGY• OPERATION MANUAL — REV. #0 (04/01/22) — PAGE 7
SPECIFICATIONS (BUGGY)
Table 1. Specifications (TuffTruk)
Model TB11SE/TB12PE
Maximum Weight Capacity 529 lbs. (239.9 kg)
Maximum Payload Weight 1,100 lbs. (498.9 kg.)
Bucket/Tub Capacity 12.0 cu. ft. Water Level (.44 cu. yd.)
Bucket/Tub Capacity (Option) 7.0 cu. ft. Water Level (.26 cu. yd.)
Bucket/Tub Material Steel/Polyethylene
Drive 24 VDC Electric Motor
Speed Forward Up to 4.0 mph. (6.43 km/h)
Speed Reverse Up to 1.5 mph. (2.42 km/h)
Steering Radius Outside Dia. 56 in. (1,422 mm)
Brake System Dead Man Handle
Dump Control Mechanical Dump and Manual Return
Discharge Height 2.0 in. (50.8 mm)
Gradeability Slope (Up/Down) 25°
Gradeability Lateral (Side-Side) 6°
Battery Type
12V 27 AGM Deep Cell,
550 CCA @ 0°F
77Ah@5 Hr./89Ah@20 Hr.
Capacity@25A 158 minutes
Battery (LxWxH) 12.05 x 6.84 x 9.32 in.
(306 x 174 x 237 mm)
Battery Weight 64 lbs (29 kg)
Pneumatic Tires 16 x 6.50 x 8
(406 x 165 x 203 mm)
Pneumatic Tire Pressure 28 PSI (193 Kpa)

PAGE 8 — TB12SE/TB12PE TUFFTRUK POWER BUGGY • OPERATION MANUAL — REV. #0 (04/01/22)
SPECIFICATIONS (ELECTRIC MOTOR)
Table 2. Electric Motor Specifications
Model AMER
Type Permanent Magnet DC Electric Motor
Speed Control Method Curtis 1228 Controller
Starting Method Electric
Max RPM (No Load) 2900
Input Voltage 24 VDC
Wattage 750 X 2 (1500W)
Poles 4
Protection Class IP: 44
Insulation Class F
IEC Duty Cycle S3 15%
Dimension Approx.
(L x W x H)
6.4 X 7.81 X 5.7 in.
(164 X 200 X 145 mm)
Dry Net Weight Approx. 22 lbs. (10 kg)

TB12SE/TB12PE TUFFTRUK POWER BUGGY• OPERATION MANUAL — REV. #0 (04/01/22) — PAGE 9
NOISE AND VIBRATION
NOTES:
1. Sound pressure and power levels are “A” weighted measures per ISO 3744:2010. They are measured with the operating condition of the
machine which generates the most repeatable but highest values of the sound levels. Under normal circumstances, the sound level will vary
depending on the condition of the material being worked upon.
2. The vibration level indicated is the vector sum of the RMS (root mean Ssquare) values of amplitudes on each axis, standardized to an 8-hour
exposure period, and obtained using the operating condition of the machine that generates the most repeatable but highest values in accordance
with the applicable standards for the machine.
3. Per EU Directive 2002/44/EC, the daily exposure action value for hand/arm vibration is 2.5 m/s2∑A(8). The daily exposure limit value
is 5 m/s2 ∑A(8).
Table 3. Noise and Vibration Emissions
Model TB12SE/TB12PE
Guaranteed ISO 11201:2010 Based Sound Pressure Level
at Operator Station in dB(A)a56
Guaranteed ISO 3744:2010 Based Sound Power Level in dB(A)b76
Hand-Arm Vibration Per ISO 5349-1:2001 in m/s2∑A(8) 2.5
a. With an uncertainty factor K of 2.5 dB (A) included per Note 1 in section 7.2.1 of EN 12649::2008+A1:2011
b. With an uncertainty factor K of 1.5 dB (A) included per Note 1 in section 7.2.1 of EN 12649::2008+A1:2011

PAGE 10 — TB12SE/TB12PE TUFFTRUK POWER BUGGY • OPERATION MANUAL — REV. #0 (04/01/22)
DIMENSIONS
Figure 1. TB12SE/PE Dimensions
Table 4. Dimensions
Reference
Letter
Dimension
in. (mm)
A 34.20 (869)
B 16.50 (419)
C 70.30 (1,786)
D 41.90 (1,064)
E 39.20 (995)
F 10.9 (277)
G 7.40 (188)
H 28.60 (726)
I 53.0 (1,340)
J 33.40 (848)
K 5.50 (140)
L 33.40 (848)
M 6.37 (162)
N 56.0 (1,22)
D
E
C
A
B
F
SIDE VIEW
TOP VIEW
M
L
J
REAR VIEW
K
H
G
I
OUTSIDE DIAMETER
TURNING RADIUS
N
O

TB12SE/TB12PE TUFFTRUK POWER BUGGY• OPERATION MANUAL — REV. #0 (04/01/22) — PAGE 11
The Multiquip Walk-Behind TB12SE and TB12PE electric
power buggies are intended for job site cleanup and
material transport.
The buggy is equipped with a 2.0 in. (50.8 mm) dump
height which provides clearance and enables the operator
to maneuver over any form height.
A low center of gravity has been incorporated into the
design which provides added safety when maneuvering
the buggy in tight areas.
The maximum forward speed of the electric driven buggy
is rated at 4.0 mph. (6.43 km/h). Maximum reverse speed
is 1.5 mph. (2.42 km/h).
For ease of dumping, a manual hand lever control is
provided. Maximum weight capacity (payload) is 990 lbs.
(450 kg). Multiple lift points have been provided to allow for
easy access of a forklift when lifting is required.
ELECTRIC POWER PLANT
The buggy is equiped with two 750 watt permanent magnet
24 VDC electric motors connected in series that produce
a total output of 1500 watts. For additional information,
reference Table 2.
MOTOR CONTROLLER
The electric models are equipped with a sealed heavy-duty
permanent motor controller, Curtis Model 1229 Speed
Controller (ECU). This controller provides functional and
directional control of the TuffTruk buggy. It allows the buggy
to start and stop or move in a forward or reverse direction.
This controller can detect a wide variety of faults or error
conditions. Diagnostic information can be obtained by
interfacing with the Curtis Model 3100R Gauge Display.
This gauge will display error codes as referenced in the
maintenance section of this manual.
In addition, this controller has the capability of interfacing
with Controller Area Network (CAN bus) applications.
AUXILIARY CONNECTIONS (OPTIONS)
There are two auxiliary connection ports on the unit, they
are labeled AUX 1 and AUX 2. If desired they can be used
for horn and light additions.
DIAGNOSTIC GAUGE
Both electric models are equipped with a diagnostic gauge.
This gauge will display system error codes. Reference
maintenance section in this manual for further details.
WARNING
All operators must have training before operating the
TuffTruk buggy. For your safety, warnings are on the
machine and in this manual. Failure to obey these
warnings can cause severe injury or even death.
CAUTION
DO NOT attempt to operate the TuffTruk
buggy until the Safety Information, General
Information, and Inspection sections of this
manual have been read and thoroughly
understood.
GENERAL INFORMATION

PAGE 12 — TB12SE/TB12PE TUFFTRUK POWER BUGGY • OPERATION MANUAL — REV. #0 (04/01/22)
COMPONENTS
1
4 5
6
11
12
17 13
14
3
2
9
8
18
7
15
16
19
22 23 24
21
20
25
10
Figure 2. TuffTruk Walk-Behind Power Buggy Components

TB12SE/TB12PE TUFFTRUK POWER BUGGY• OPERATION MANUAL — REV. #0 (04/01/22) — PAGE 13
COMPONENTS
1. Tub or Bucket — Used for the transportation of
material. Tub holds approximately 12.0 cubic feet
(0.44 cubic yards) of water.
2. Lifting Point — Attach a suitable lifting strap to these
points when lifting of the buggy is required.
3. Handle Bar (Steering) — This handle bar is used to
steer the buggy. When steering the buggy, use both
hands and hold onto both handle bar grips.
4. Deadman Control Lever — Red handle lever, when
engaged (closed) allows the buggy to travel in either a
forward or reverse direction.Works in conjunction with
forward and reverse control levers. In addition, this lever
when engaged releases the brake.
5. Forward/Reverse Speed Control Lever — When fully
engaged, the buggy will travel at FULL speed in either
the forward or reverse direction. When released, the
buggy will STOP. This feature is only on the electric
models.
6. Reverse Control Lever Signal Cable — This lever/
cable is a 2-wire cable (switch) that when activated
sends a +12 VDC signal (J1-10) to the motor controller
indicating that the reverse travel function has been
selected.
7. Battery Charger Cable — Plug battery charger cable
plug into a 120 VAC power source.
8. Tires — Unit uses pneumatic tires. Reference
Table 1 for tire size.
9. Tipping Bracket Pivot Bar — Attach this bar to the
buggy frame to tip tub. Be sure to lock in place (locking
levers).
10. Deadman Microswitch — When activated sends a
+12 VDC signal (J1-3) to the motor controller to release
the brake. Microswitch is located inside handle.
11. Dump Control Lever — Push the lever forward to
place the tub in the dump position (vertical).
12. Free-Wheel Brake Bypass Switch — Momentary
toggle switch. Allows the buggy to be moved with the
electric motor brakes disengaged
13. Battery/Diagnostic Gauge — Uses a Curtis Model
3100R Gauge Display. Displays battery voltage and
fault codes. CAN bus compatible.
14. Emergency Stop Switch — In the event of an
emergency, push this button to shutdown the electric
motor.
15. Electric Motor (Front) — Uses a 24 VDC, 750 watt
electric motor.
16. Electric Motor (Rear) — Uses a 24 VDC, 750 watt
electric motor.
17. Ignition/Key — When activated allows the unit to be
started.
18. Contactor — Heavy duty relay used for the switching
of the ON and OFF +12 VDC power required for
the Curtis Model 1229 motor controller. Works in
conjunction with the contactor solenoid.
19. Fuse Box — Provides protection for various electrical
circuits. Reference wiring diagram in the manual.
20. Contactor Fuse — 100 amp fuse that provides
protection for the electric motor.
21. Contactor Solenoid (Coil) — When energized (coil),
allows +12 VDC power to transfered to the Curtis Model
1229 motor controller via the K1-1and K1-2 contacts.
22. 5K OHM Potentiometer — Provides signal for speed
sensor.
23. Motor Speed Controller — Unit uses a Curtis Model
1229 Controller. Requires a 24 VDC input. Interfaces
with CAN bus applications.
24. Battery Charger (Electric) — When activated, charges
both 12-volt batteries.This feature is only on the TB11E
model.
25. Battery — Uses two 12 volt batteries connected in
series (24 volts). Always use gloves and eye protection
when handling the batteries.

PAGE 14 — TB12SE/TB12PE TUFFTRUK POWER BUGGY • OPERATION MANUAL — REV. #0 (04/01/22)
BEFORE STARTING
BATTERY
This unit is of negative ground DO NOT connect in reverse.
ALWAYS maintain battery fluid level between the specified
marks. Battery life will be shortened, if the fluid levels are
not properly maintained. Add only distilled water when
replenishment is necessary.
DO NOT over fill. Check to see whether the battery cables
are loose. Poor contact may result in poor starting or
malfunctions.
ALWAYS keep the terminals firmly tightened and coat
the terminals with an approved battery terminal treatment
compound. Replace battery with only recommended type
battery. The battery type used in this power buggy is BCI
Group 27.
The battery is sufficiently charged if the specific gravity
of the battery fluid is 1.28 (at 68° F). If the specific gravity
should fall to 1.245 or lower, it indicates that the battery is
dead and needs to be recharged or replaced.
Before charging the battery with an external electric source,
be sure to disconnect the battery cables.
CAUTION
NEVER disable or disconnect the emergency stop
switch. It is provided for operator safety. Injury may
result if it is disabled, disconnected or improperly
maintained.
CAUTION
ALWAYS disconnect the negative terminal FIRST and
reconnect the negative terminal LAST.
INSPECTION
Battery Cable Installation
ALWAYS be sure the battery cables (Figure 3) are properly
connected to the battery terminals as shown below. The
batteries are connected in series.
Figure 3. Battery Series Connections
When connecting battery do the following:
1. NEVER connect the battery cables to the battery
terminals when the ignition is in the ON position (start).
2. Place a small amount of battery terminal treatment
compound around both battery terminals. This will
ensure a good connection and will help prevent
corrosion around the battery terminals.
POSITIVE
JUMPER
RED
NEGATIVE
BLACK
BATTERY 1
12 VOLT
BATTERY 2
12 VOLT
24 VDC TOTAL
SERIES CONNECTION
CAUTION
Inadequate battery connections may cause poor
starting of the TuffTruk buggy, and create other
malfunctions.
NOTICE
If the battery cable is connected incorrectly, electrical
damage to the power buggy will occur.Pay close attention
to the polarity of the battery when connecting the battery.

TB12SE/TB12PE TUFFTRUK POWER BUGGY• OPERATION MANUAL — REV. #0 (04/01/22) — PAGE 15
INSPECTION
TIRE CHECK
Check for worn or defective tires (Figure 4). Replace any
defective or worn tires immediately.
Figure 4. Tire Wear
The wheels and tires of the power buggy are very important
in its effective operation.
1. Check the tires regularly to make certain the lug nuts
are tight.
2. Make sure tires are inflated to manufacturer's
suggested tire pressure. DO NOT operate the buggy
with bad or worn tires.
LINKAGE CHECK
Check and make sure that all linkages within the TuffTruk
buggy are functioning correctly.
STEERING CHECK
1. Check and make sure that the power buggy's steering
turns freely and that there is no binding.
This section is intended to assist the operator with the initial
start-up of the unit. It is extremely important that
this section be read carefully before attempting
to use the TuffTruk walk-behind power buggy in
the field. DO NOT use your buggy until the
General Information, and Inspection sections
of this manual have been read and thoroughly understood.
WARNING
Failure to understand the operation of the buggy could
result in severe damage to the buggy or personal injury.
Reference Figure 2 for the location of any components
referenced in this manual.
CAUTION
NEVER operate the TuffTruk walk-behind
power buggy in a confined area or
enclosed area structure that does not
provide ample free flow of air. Gasoline
models only.

PAGE 16 — TB12SE/TB12PE TUFFTRUK POWER BUGGY • OPERATION MANUAL — REV. #0 (04/01/22)
OPERATION
STARTING THE BUGGY
The following steps outline the procedure for starting the
electric power buggy.
1. Located on the control panel of the buggy, is the
emergency stop button (Figure 5). Pull this button
outward to start the electric motor.
Figure 5. Emergency Stop Switch (Closed)
2. Place the ignition key (Figure 6) in the START position.
Verify that all segments of the diagnostic gauge
illuminate for 1 second and then turn off. In addition,
check battery voltage level. If low, recharge batteries.
Figure 6. Ignition Key (Start)
3. With the electric motor running, fully squeeze the RED
deadman lever (Figure 7) and hold down. When the
lever is held down, a signal is sent via a microswitch to
the motor controller (J1-3) to release the brake.
2
230v / 110v
50Hz / 60Hz
1
EMERGENCY
STOP SWITCH
2
230v / 110v
50Hz / 60Hz
1
IGNITION
SWITCH
BATTERY
GAUGE
LOW
BATTERY
LEVEL
DIAGNOSTIC
GAUGE
Figure 7. Deadman Lever
4. Slightly squeeze the forward/reverse speed control
lever (Figure 8) until the buggy begins to move in a
forward direction.
Figure 8. Forward/Reverse Speed
Control Lever (Electric)
5. On the opposite side of the handle bar is the reverse
control lever signal cable. This cable is a 2-wire cable
that sends a signal via a switch to the motor controller
(J1-10) indicating that the reverse travel function has
been selected.
6. Squeeze the reverse control lever signal cable
(Figure 9) and hold down.
Figure 9. Reverse Control Lever Signal Cable
7. Slightly squeeze the forward/reverse speed control
lever (Figure 8) until the buggy begins to move in a
reverse direction.
“DEADMAN” LEVER
HOLD DOWN
FORWARD/REVERSE
SPEED CONTROL LEVER
REVERSE SPEED
CONTROL LEVER
SIGNAL
CABLE

TB12SE/TB12PE TUFFTRUK POWER BUGGY• OPERATION MANUAL — REV. #0 (04/01/22) — PAGE 17
STEERING
To steer the buggy, use the handle bar in front of the unit.
1. To turn left (Figure 10) when traveling in the forward
direction, turn the handle bar clockwise.
Figure 10. Steering the Buggy (CW-Left)
2. To turn right (Figure 11) when traveling in the forward
direction, turn the handle bar in the counterclockwise
direction.
Figure 11. Steering the Buggy (CCW-Right)
CAUTION
Avoid sudden and quick turns. When steering, turn the
handle bar slowly. ALWAYS face the controls when
traveling.
TURN HANDLE BAR
CLOCKWISE TO STEER
BUGGY TO THE LEFT
LEFT
TURN HANDLE BAR
COUNTERCLOCKWISE TO STEER
BUGGY TO THE RIGHT
RIGHT
TRAVELING ON A SLOPE
1. When traveling on a slope, it is necessary to determine
the grade of the path.The TB11G/E buggies can travel
up or down slopes not exceeding 25° (Figure 12) . DO
NOT travel on steeper slopes.
To determine the % grade of your path of travel, use
the formula and graph in Figure 12.
2. Lateral side to side travel cannot exceed 6°.
.
Figure 12. Determining Grade of Slope
CAUTION
DO NOT steer the buggy left or right when traveling up
or down on a grade. Travel in a straight path.
5
0
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
90
85
80
75
70
65
60
55
50
45
40
35
30
25
20
15
10
5
10%
6°
GRADE (DEGREES)
PERCENT GRADE
70%
35°
100%
45°
0
LEVEL BASE LINE
DISTANCE (D)
% GRADE = 100 (H¸D)
HEIGHT (H)
DISTANCE (D)
% GRADE = 100 (H¸D)
HEIGHT (H)
5
0
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
90
85
80
75
70
65
60
55
50
45
40
35
30
25
20
15
10
5
10%
6°
GRADE (DEGREES)
PERCENT GRADE
70%
35°
100%
45°
0
LEVEL BASE LINE
DIRECTION
OF TRAVEL
45%
25°
DIRECTION OF TRAVEL
MAX
MAX
OPERATION

PAGE 18 — TB12SE/TB12PE TUFFTRUK POWER BUGGY • OPERATION MANUAL — REV. #0 (04/01/22)
Figure 13. Slope Travel Direction
NOTICE
The possibility of tipping (Figure 13A) exist when
transporting heavy loads. ALWAYS transport heavy
loads as shown in Figure 29B.
25° MAX.
CORRECT DIRECTION
FOR TRAVELING UP OR
DOWN A SLOPE
TIPPING OF BUGGY
CAN OCCUR
WARNING
TuffTruk
A
B
TUB (BUCKET) DUMPING
1. To place the tub in the dump position (Figure 14)
pull back on the dump lever and release. The tub will
automatically rotate to the vertical position and dump
its contents.
Figure 14. Tub Vertical Position
2. To return the tub back to the horizontal position, grab
hold of the tub (Figure 15) and push down.
Figure 15. Tub Horizontal Position
DUMP
LEVER
NOTICE
If the buggy is on a incline, it might be necessary to
slightly push the tub upward in a forward direction so
the tub can be placed in the dump position.
OPERATION

TB12SE/TB12PE TUFFTRUK POWER BUGGY• OPERATION MANUAL — REV. #0 (04/01/22) — PAGE 19
OPERATION
NORMAL SHUTDOWN
1. Release the RED deadman lever and come to a
complete stop. Brake is now set.
2. Place the ignition switch in the OFF position.
3. Block wheels if on a slope or incline.
EMERGENCY SHUTDOWN
1. Push the EMERGENCY STOP switch (Figure 16).
Figure 16. Emergency Stop Switch (Push)
2
230v / 110v
50Hz / 60Hz
1
EMERGENCY
STOP SWITCH

PAGE 20 — TB12SE/TB12PE TUFFTRUK POWER BUGGY • OPERATION MANUAL — REV. #0 (04/01/22)
MAINTENANCE
Table 5. Power Buggy Maintenance Schedule
Check Item OPERATION DAILY
Periodic Maintenance Interval
Every
25 Hrs
Every
50 Hrs
Every
100-125
Hrs
Every 200 Hrs
Tub Clean X X
Tub For Cracks/Deformations Check X
Tires For Severe Cuts/Wear Check X
Fastners Check X